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Fri, 05 Sep 2025 01:58:18 -0700 (PDT) Received: from localhost.localdomain ([2a00:6d43:105:c401:e307:1a37:2e76:ce91]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-45b81a9e971sm334698915e9.18.2025.09.05.01.58.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 05 Sep 2025 01:58:17 -0700 (PDT) From: Marco Crivellari To: linux-kernel@vger.kernel.org Cc: Tejun Heo , Lai Jiangshan , Frederic Weisbecker , Sebastian Andrzej Siewior , Marco Crivellari , Michal Hocko , Greg Kroah-Hartman , Jakub Kicinski , Alex Deucher Subject: [PATCH 3/3] drivers: WQ_PERCPU added to alloc_workqueue users Date: Fri, 5 Sep 2025 10:58:01 +0200 Message-ID: <20250905085801.98754-4-marco.crivellari@suse.com> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250905085801.98754-1-marco.crivellari@suse.com> References: <20250905085801.98754-1-marco.crivellari@suse.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Currently if a user enqueue a work item using schedule_delayed_work() the used wq is "system_wq" (per-cpu wq) while queue_delayed_work() use WORK_CPU_UNBOUND (used when a cpu is not specified). The same applies to schedule_work() that is using system_wq and queue_work(), that makes use again of WORK_CPU_UNBOUND. This lack of consistentcy cannot be addressed without refactoring the API. alloc_workqueue() treats all queues as per-CPU by default, while unbound workqueues must opt-in via WQ_UNBOUND. This default is suboptimal: most workloads benefit from unbound queues, allowing the scheduler to place worker threads where they=E2=80=99re needed= and reducing noise when CPUs are isolated. This default is suboptimal: most workloads benefit from unbound queues, allowing the scheduler to place worker threads where they=E2=80=99re needed= and reducing noise when CPUs are isolated. This patch adds a new WQ_PERCPU flag to explicitly request the use of the per-CPU behavior. Both flags coexist for one release cycle to allow callers to transition their calls. Once migration is complete, WQ_UNBOUND can be removed and unbound will become the implicit default. With the introduction of the WQ_PERCPU flag (equivalent to !WQ_UNBOUND), any alloc_workqueue() caller that doesn=E2=80=99t explicitly specify WQ_UNB= OUND must now use WQ_PERCPU. All existing users have been updated accordingly. Suggested-by: Tejun Heo Signed-off-by: Marco Crivellari --- drivers/acpi/ec.c | 3 ++- drivers/acpi/osl.c | 4 ++-- drivers/acpi/thermal.c | 3 ++- drivers/ata/libata-sff.c | 3 ++- drivers/base/core.c | 2 +- drivers/bus/mhi/ep/main.c | 2 +- drivers/char/tpm/tpm-dev-common.c | 3 ++- drivers/char/xillybus/xillybus_core.c | 2 +- drivers/char/xillybus/xillyusb.c | 4 ++-- drivers/cpufreq/tegra194-cpufreq.c | 3 ++- drivers/crypto/atmel-i2c.c | 2 +- drivers/crypto/cavium/nitrox/nitrox_mbx.c | 2 +- drivers/crypto/intel/qat/qat_common/adf_aer.c | 4 ++-- drivers/crypto/intel/qat/qat_common/adf_isr.c | 3 ++- drivers/crypto/intel/qat/qat_common/adf_sriov.c | 3 ++- drivers/crypto/intel/qat/qat_common/adf_vf_isr.c | 3 ++- drivers/firewire/core-transaction.c | 3 ++- drivers/firewire/ohci.c | 3 ++- drivers/gpu/drm/amd/amdkfd/kfd_process.c | 3 ++- drivers/gpu/drm/bridge/analogix/anx7625.c | 3 ++- .../gpu/drm/i915/display/intel_display_driver.c | 3 ++- drivers/gpu/drm/i915/i915_driver.c | 3 ++- drivers/gpu/drm/i915/selftests/i915_sw_fence.c | 2 +- drivers/gpu/drm/i915/selftests/mock_gem_device.c | 2 +- drivers/gpu/drm/nouveau/nouveau_drm.c | 2 +- drivers/gpu/drm/nouveau/nouveau_sched.c | 3 ++- drivers/gpu/drm/radeon/radeon_display.c | 3 ++- drivers/gpu/drm/xe/xe_device.c | 4 ++-- drivers/gpu/drm/xe/xe_ggtt.c | 2 +- drivers/gpu/drm/xe/xe_hw_engine_group.c | 3 ++- drivers/gpu/drm/xe/xe_sriov.c | 2 +- drivers/greybus/operation.c | 2 +- drivers/hid/hid-nintendo.c | 3 ++- drivers/hv/mshv_eventfd.c | 2 +- drivers/i3c/master.c | 2 +- drivers/infiniband/core/cm.c | 2 +- drivers/infiniband/core/device.c | 4 ++-- drivers/infiniband/hw/hfi1/init.c | 3 +-- drivers/infiniband/hw/hfi1/opfn.c | 3 +-- drivers/infiniband/hw/mlx4/cm.c | 2 +- drivers/infiniband/sw/rdmavt/cq.c | 3 ++- drivers/infiniband/ulp/iser/iscsi_iser.c | 2 +- drivers/infiniband/ulp/isert/ib_isert.c | 2 +- drivers/infiniband/ulp/rtrs/rtrs-clt.c | 2 +- drivers/infiniband/ulp/rtrs/rtrs-srv.c | 2 +- drivers/input/mouse/psmouse-smbus.c | 2 +- drivers/isdn/capi/kcapi.c | 2 +- drivers/md/bcache/btree.c | 3 ++- drivers/md/bcache/super.c | 10 ++++++---- drivers/md/bcache/writeback.c | 2 +- drivers/md/dm-bufio.c | 3 ++- drivers/md/dm-cache-target.c | 3 ++- drivers/md/dm-clone-target.c | 3 ++- drivers/md/dm-crypt.c | 6 ++++-- drivers/md/dm-delay.c | 4 +++- drivers/md/dm-integrity.c | 15 ++++++++++----- drivers/md/dm-kcopyd.c | 3 ++- drivers/md/dm-log-userspace-base.c | 3 ++- drivers/md/dm-mpath.c | 5 +++-- drivers/md/dm-raid1.c | 5 +++-- drivers/md/dm-snap-persistent.c | 3 ++- drivers/md/dm-stripe.c | 2 +- drivers/md/dm-verity-target.c | 4 +++- drivers/md/dm-writecache.c | 3 ++- drivers/md/dm.c | 3 ++- drivers/md/md.c | 4 ++-- drivers/media/pci/ddbridge/ddbridge-core.c | 2 +- .../media/platform/mediatek/mdp3/mtk-mdp3-core.c | 6 ++++-- drivers/message/fusion/mptbase.c | 7 +++++-- drivers/mmc/core/block.c | 3 ++- drivers/mmc/host/omap.c | 2 +- drivers/nvme/host/tcp.c | 2 ++ drivers/nvme/target/core.c | 5 +++-- drivers/nvme/target/fc.c | 6 +++--- drivers/nvme/target/tcp.c | 2 +- drivers/pci/endpoint/functions/pci-epf-mhi.c | 2 +- drivers/pci/endpoint/functions/pci-epf-ntb.c | 5 +++-- drivers/pci/endpoint/functions/pci-epf-test.c | 3 ++- drivers/pci/endpoint/functions/pci-epf-vntb.c | 5 +++-- drivers/pci/hotplug/pnv_php.c | 3 ++- drivers/pci/hotplug/shpchp_core.c | 3 ++- drivers/platform/surface/surface_acpi_notify.c | 2 +- drivers/rapidio/rio.c | 2 +- drivers/scsi/be2iscsi/be_main.c | 3 ++- drivers/scsi/bnx2fc/bnx2fc_fcoe.c | 2 +- drivers/scsi/device_handler/scsi_dh_alua.c | 2 +- drivers/scsi/fcoe/fcoe.c | 2 +- drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c | 3 ++- drivers/scsi/lpfc/lpfc_init.c | 2 +- drivers/scsi/pm8001/pm8001_init.c | 2 +- drivers/scsi/qedf/qedf_main.c | 15 ++++++++++----- drivers/scsi/qedi/qedi_main.c | 2 +- drivers/scsi/qla2xxx/qla_os.c | 2 +- drivers/scsi/qla2xxx/qla_target.c | 2 +- drivers/scsi/qla2xxx/tcm_qla2xxx.c | 2 +- drivers/scsi/qla4xxx/ql4_os.c | 3 ++- drivers/scsi/scsi_transport_fc.c | 7 ++++--- drivers/soc/fsl/qbman/qman.c | 2 +- drivers/staging/greybus/sdio.c | 2 +- drivers/target/target_core_transport.c | 4 ++-- drivers/target/target_core_xcopy.c | 2 +- drivers/target/tcm_fc/tfc_conf.c | 2 +- drivers/usb/core/hub.c | 2 +- drivers/usb/gadget/function/f_hid.c | 3 +-- drivers/usb/storage/uas.c | 2 +- drivers/usb/typec/anx7411.c | 3 +-- drivers/vdpa/vdpa_user/vduse_dev.c | 3 ++- drivers/virtio/virtio_balloon.c | 3 ++- drivers/xen/privcmd.c | 3 ++- 109 files changed, 207 insertions(+), 142 deletions(-) diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c index 8db09d81918f..f2b72bf8fa65 100644 --- a/drivers/acpi/ec.c +++ b/drivers/acpi/ec.c @@ -2273,7 +2273,8 @@ static int acpi_ec_init_workqueues(void) ec_wq =3D alloc_ordered_workqueue("kec", 0); =20 if (!ec_query_wq) - ec_query_wq =3D alloc_workqueue("kec_query", 0, ec_max_queries); + ec_query_wq =3D alloc_workqueue("kec_query", WQ_PERCPU, + ec_max_queries); =20 if (!ec_wq || !ec_query_wq) { acpi_ec_destroy_workqueues(); diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index a79a5d47bdb8..05393a7315fe 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -1694,8 +1694,8 @@ acpi_status __init acpi_os_initialize(void) =20 acpi_status __init acpi_os_initialize1(void) { - kacpid_wq =3D alloc_workqueue("kacpid", 0, 1); - kacpi_notify_wq =3D alloc_workqueue("kacpi_notify", 0, 0); + kacpid_wq =3D alloc_workqueue("kacpid", WQ_PERCPU, 1); + kacpi_notify_wq =3D alloc_workqueue("kacpi_notify", WQ_PERCPU, 0); kacpi_hotplug_wq =3D alloc_ordered_workqueue("kacpi_hotplug", 0); BUG_ON(!kacpid_wq); BUG_ON(!kacpi_notify_wq); diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 0c874186f8ae..9f5a2f288d32 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -1060,7 +1060,8 @@ static int __init acpi_thermal_init(void) } =20 acpi_thermal_pm_queue =3D alloc_workqueue("acpi_thermal_pm", - WQ_HIGHPRI | WQ_MEM_RECLAIM, 0); + WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_PERCPU, + 0); if (!acpi_thermal_pm_queue) return -ENODEV; =20 diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 5a46c066abc3..ae6879fa868d 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -3199,7 +3199,8 @@ void ata_sff_port_init(struct ata_port *ap) =20 int __init ata_sff_init(void) { - ata_sff_wq =3D alloc_workqueue("ata_sff", WQ_MEM_RECLAIM, WQ_MAX_ACTIVE); + ata_sff_wq =3D alloc_workqueue("ata_sff", WQ_MEM_RECLAIM | WQ_PERCPU, + WQ_MAX_ACTIVE); if (!ata_sff_wq) return -ENOMEM; =20 diff --git a/drivers/base/core.c b/drivers/base/core.c index d2f9d3a59d6b..fa43d02c56c1 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -4115,7 +4115,7 @@ int __init devices_init(void) sysfs_dev_char_kobj =3D kobject_create_and_add("char", dev_kobj); if (!sysfs_dev_char_kobj) goto char_kobj_err; - device_link_wq =3D alloc_workqueue("device_link_wq", 0, 0); + device_link_wq =3D alloc_workqueue("device_link_wq", WQ_PERCPU, 0); if (!device_link_wq) goto wq_err; =20 diff --git a/drivers/bus/mhi/ep/main.c b/drivers/bus/mhi/ep/main.c index b3eafcf2a2c5..bee0b794c3e3 100644 --- a/drivers/bus/mhi/ep/main.c +++ b/drivers/bus/mhi/ep/main.c @@ -1507,7 +1507,7 @@ int mhi_ep_register_controller(struct mhi_ep_cntrl *m= hi_cntrl, INIT_WORK(&mhi_cntrl->cmd_ring_work, mhi_ep_cmd_ring_worker); INIT_WORK(&mhi_cntrl->ch_ring_work, mhi_ep_ch_ring_worker); =20 - mhi_cntrl->wq =3D alloc_workqueue("mhi_ep_wq", 0, 0); + mhi_cntrl->wq =3D alloc_workqueue("mhi_ep_wq", WQ_PERCPU, 0); if (!mhi_cntrl->wq) { ret =3D -ENOMEM; goto err_destroy_ring_item_cache; diff --git a/drivers/char/tpm/tpm-dev-common.c b/drivers/char/tpm/tpm-dev-c= ommon.c index 11deaf538e87..2b46db0fd4b3 100644 --- a/drivers/char/tpm/tpm-dev-common.c +++ b/drivers/char/tpm/tpm-dev-common.c @@ -275,7 +275,8 @@ void tpm_common_release(struct file *file, struct file_= priv *priv) =20 int __init tpm_dev_common_init(void) { - tpm_dev_wq =3D alloc_workqueue("tpm_dev_wq", WQ_MEM_RECLAIM, 0); + tpm_dev_wq =3D alloc_workqueue("tpm_dev_wq", WQ_MEM_RECLAIM | WQ_PERCPU, + 0); =20 return !tpm_dev_wq ? -ENOMEM : 0; } diff --git a/drivers/char/xillybus/xillybus_core.c b/drivers/char/xillybus/= xillybus_core.c index 11b7c4749274..3ecd589a22b1 100644 --- a/drivers/char/xillybus/xillybus_core.c +++ b/drivers/char/xillybus/xillybus_core.c @@ -1974,7 +1974,7 @@ EXPORT_SYMBOL(xillybus_endpoint_remove); =20 static int __init xillybus_init(void) { - xillybus_wq =3D alloc_workqueue(xillyname, 0, 0); + xillybus_wq =3D alloc_workqueue(xillyname, WQ_PERCPU, 0); if (!xillybus_wq) return -ENOMEM; =20 diff --git a/drivers/char/xillybus/xillyusb.c b/drivers/char/xillybus/xilly= usb.c index 45771b1a3716..2a29e2be0296 100644 --- a/drivers/char/xillybus/xillyusb.c +++ b/drivers/char/xillybus/xillyusb.c @@ -2163,7 +2163,7 @@ static int xillyusb_probe(struct usb_interface *inter= face, spin_lock_init(&xdev->error_lock); xdev->in_counter =3D 0; xdev->in_bytes_left =3D 0; - xdev->workq =3D alloc_workqueue(xillyname, WQ_HIGHPRI, 0); + xdev->workq =3D alloc_workqueue(xillyname, WQ_HIGHPRI | WQ_PERCPU, 0); =20 if (!xdev->workq) { dev_err(&interface->dev, "Failed to allocate work queue\n"); @@ -2275,7 +2275,7 @@ static int __init xillyusb_init(void) { int rc =3D 0; =20 - wakeup_wq =3D alloc_workqueue(xillyname, 0, 0); + wakeup_wq =3D alloc_workqueue(xillyname, WQ_PERCPU, 0); if (!wakeup_wq) return -ENOMEM; =20 diff --git a/drivers/cpufreq/tegra194-cpufreq.c b/drivers/cpufreq/tegra194-= cpufreq.c index 9b4f516f313e..695599e1001f 100644 --- a/drivers/cpufreq/tegra194-cpufreq.c +++ b/drivers/cpufreq/tegra194-cpufreq.c @@ -750,7 +750,8 @@ static int tegra194_cpufreq_probe(struct platform_devic= e *pdev) if (IS_ERR(bpmp)) return PTR_ERR(bpmp); =20 - read_counters_wq =3D alloc_workqueue("read_counters_wq", __WQ_LEGACY, 1); + read_counters_wq =3D alloc_workqueue("read_counters_wq", + __WQ_LEGACY | WQ_PERCPU, 1); if (!read_counters_wq) { dev_err(&pdev->dev, "fail to create_workqueue\n"); err =3D -EINVAL; diff --git a/drivers/crypto/atmel-i2c.c b/drivers/crypto/atmel-i2c.c index a895e4289efa..9688d116d07e 100644 --- a/drivers/crypto/atmel-i2c.c +++ b/drivers/crypto/atmel-i2c.c @@ -402,7 +402,7 @@ EXPORT_SYMBOL(atmel_i2c_probe); =20 static int __init atmel_i2c_init(void) { - atmel_wq =3D alloc_workqueue("atmel_wq", 0, 0); + atmel_wq =3D alloc_workqueue("atmel_wq", WQ_PERCPU, 0); return atmel_wq ? 0 : -ENOMEM; } =20 diff --git a/drivers/crypto/cavium/nitrox/nitrox_mbx.c b/drivers/crypto/cav= ium/nitrox/nitrox_mbx.c index d4e06999af9b..a6a76e50ba84 100644 --- a/drivers/crypto/cavium/nitrox/nitrox_mbx.c +++ b/drivers/crypto/cavium/nitrox/nitrox_mbx.c @@ -192,7 +192,7 @@ int nitrox_mbox_init(struct nitrox_device *ndev) } =20 /* allocate pf2vf response workqueue */ - ndev->iov.pf2vf_wq =3D alloc_workqueue("nitrox_pf2vf", 0, 0); + ndev->iov.pf2vf_wq =3D alloc_workqueue("nitrox_pf2vf", WQ_PERCPU, 0); if (!ndev->iov.pf2vf_wq) { kfree(ndev->iov.vfdev); ndev->iov.vfdev =3D NULL; diff --git a/drivers/crypto/intel/qat/qat_common/adf_aer.c b/drivers/crypto= /intel/qat/qat_common/adf_aer.c index 4cb8bd83f570..fabd852f1708 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_aer.c +++ b/drivers/crypto/intel/qat/qat_common/adf_aer.c @@ -276,11 +276,11 @@ int adf_notify_fatal_error(struct adf_accel_dev *acce= l_dev) int adf_init_aer(void) { device_reset_wq =3D alloc_workqueue("qat_device_reset_wq", - WQ_MEM_RECLAIM, 0); + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!device_reset_wq) return -EFAULT; =20 - device_sriov_wq =3D alloc_workqueue("qat_device_sriov_wq", 0, 0); + device_sriov_wq =3D alloc_workqueue("qat_device_sriov_wq", WQ_PERCPU, 0); if (!device_sriov_wq) { destroy_workqueue(device_reset_wq); device_reset_wq =3D NULL; diff --git a/drivers/crypto/intel/qat/qat_common/adf_isr.c b/drivers/crypto= /intel/qat/qat_common/adf_isr.c index cae1aee5479a..7381e0570540 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_isr.c +++ b/drivers/crypto/intel/qat/qat_common/adf_isr.c @@ -384,7 +384,8 @@ EXPORT_SYMBOL_GPL(adf_isr_resource_alloc); */ int __init adf_init_misc_wq(void) { - adf_misc_wq =3D alloc_workqueue("qat_misc_wq", WQ_MEM_RECLAIM, 0); + adf_misc_wq =3D alloc_workqueue("qat_misc_wq", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); =20 return !adf_misc_wq ? -ENOMEM : 0; } diff --git a/drivers/crypto/intel/qat/qat_common/adf_sriov.c b/drivers/cryp= to/intel/qat/qat_common/adf_sriov.c index c75d0b6cb0ad..0afa8d42c220 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_sriov.c +++ b/drivers/crypto/intel/qat/qat_common/adf_sriov.c @@ -300,7 +300,8 @@ EXPORT_SYMBOL_GPL(adf_sriov_configure); int __init adf_init_pf_wq(void) { /* Workqueue for PF2VF responses */ - pf2vf_resp_wq =3D alloc_workqueue("qat_pf2vf_resp_wq", WQ_MEM_RECLAIM, 0); + pf2vf_resp_wq =3D alloc_workqueue("qat_pf2vf_resp_wq", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); =20 return !pf2vf_resp_wq ? -ENOMEM : 0; } diff --git a/drivers/crypto/intel/qat/qat_common/adf_vf_isr.c b/drivers/cry= pto/intel/qat/qat_common/adf_vf_isr.c index a4636ec9f9ca..d0fef20a3df4 100644 --- a/drivers/crypto/intel/qat/qat_common/adf_vf_isr.c +++ b/drivers/crypto/intel/qat/qat_common/adf_vf_isr.c @@ -299,7 +299,8 @@ EXPORT_SYMBOL_GPL(adf_flush_vf_wq); */ int __init adf_init_vf_wq(void) { - adf_vf_stop_wq =3D alloc_workqueue("adf_vf_stop_wq", WQ_MEM_RECLAIM, 0); + adf_vf_stop_wq =3D alloc_workqueue("adf_vf_stop_wq", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); =20 return !adf_vf_stop_wq ? -EFAULT : 0; } diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-tr= ansaction.c index b0f9ef6ac6df..f07b8a13a201 100644 --- a/drivers/firewire/core-transaction.c +++ b/drivers/firewire/core-transaction.c @@ -1327,7 +1327,8 @@ static int __init fw_core_init(void) { int ret; =20 - fw_workqueue =3D alloc_workqueue("firewire", WQ_MEM_RECLAIM, 0); + fw_workqueue =3D alloc_workqueue("firewire", WQ_MEM_RECLAIM | WQ_PERCPU, + 0); if (!fw_workqueue) return -ENOMEM; =20 diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c index edaedd156a6d..2b721cca366c 100644 --- a/drivers/firewire/ohci.c +++ b/drivers/firewire/ohci.c @@ -3941,7 +3941,8 @@ static struct pci_driver fw_ohci_pci_driver =3D { =20 static int __init fw_ohci_init(void) { - selfid_workqueue =3D alloc_workqueue(KBUILD_MODNAME, WQ_MEM_RECLAIM, 0); + selfid_workqueue =3D alloc_workqueue(KBUILD_MODNAME, + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!selfid_workqueue) return -ENOMEM; =20 diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd= /amdkfd/kfd_process.c index 7c0c24732481..2cb9088f67cc 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c @@ -690,7 +690,8 @@ void kfd_procfs_del_queue(struct queue *q) int kfd_process_create_wq(void) { if (!kfd_process_wq) - kfd_process_wq =3D alloc_workqueue("kfd_process_wq", 0, 0); + kfd_process_wq =3D alloc_workqueue("kfd_process_wq", WQ_PERCPU, + 0); if (!kfd_restore_wq) kfd_restore_wq =3D alloc_ordered_workqueue("kfd_restore_wq", WQ_FREEZABLE); diff --git a/drivers/gpu/drm/bridge/analogix/anx7625.c b/drivers/gpu/drm/br= idge/analogix/anx7625.c index 0b97b66de577..bc06ea7c4eb1 100644 --- a/drivers/gpu/drm/bridge/analogix/anx7625.c +++ b/drivers/gpu/drm/bridge/analogix/anx7625.c @@ -2659,7 +2659,8 @@ static int anx7625_i2c_probe(struct i2c_client *clien= t) if (platform->pdata.intp_irq) { INIT_WORK(&platform->work, anx7625_work_func); platform->workqueue =3D alloc_workqueue("anx7625_work", - WQ_FREEZABLE | WQ_MEM_RECLAIM, 1); + WQ_FREEZABLE | WQ_MEM_RECLAIM | WQ_PERCPU, + 1); if (!platform->workqueue) { DRM_DEV_ERROR(dev, "fail to create work queue\n"); ret =3D -ENOMEM; diff --git a/drivers/gpu/drm/i915/display/intel_display_driver.c b/drivers/= gpu/drm/i915/display/intel_display_driver.c index 31740a677dd8..ccfdbe26232c 100644 --- a/drivers/gpu/drm/i915/display/intel_display_driver.c +++ b/drivers/gpu/drm/i915/display/intel_display_driver.c @@ -243,7 +243,8 @@ int intel_display_driver_probe_noirq(struct intel_displ= ay *display) display->wq.modeset =3D alloc_ordered_workqueue("i915_modeset", 0); display->wq.flip =3D alloc_workqueue("i915_flip", WQ_HIGHPRI | WQ_UNBOUND, WQ_UNBOUND_MAX_ACTIVE); - display->wq.cleanup =3D alloc_workqueue("i915_cleanup", WQ_HIGHPRI, 0); + display->wq.cleanup =3D alloc_workqueue("i915_cleanup", WQ_HIGHPRI | + WQ_PERCPU, 0); =20 intel_mode_config_init(display); =20 diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915= _driver.c index 79b98ba4104e..32edb27f6af6 100644 --- a/drivers/gpu/drm/i915/i915_driver.c +++ b/drivers/gpu/drm/i915/i915_driver.c @@ -144,7 +144,8 @@ static int i915_workqueues_init(struct drm_i915_private= *dev_priv) * to be scheduled on the system_percpu_wq before moving to a driver * instance due deprecation of flush_scheduled_work(). */ - dev_priv->unordered_wq =3D alloc_workqueue("i915-unordered", 0, 0); + dev_priv->unordered_wq =3D alloc_workqueue("i915-unordered", WQ_PERCPU, + 0); if (dev_priv->unordered_wq =3D=3D NULL) goto out_free_dp_wq; =20 diff --git a/drivers/gpu/drm/i915/selftests/i915_sw_fence.c b/drivers/gpu/d= rm/i915/selftests/i915_sw_fence.c index 8f5ce71fa453..b81d65c77458 100644 --- a/drivers/gpu/drm/i915/selftests/i915_sw_fence.c +++ b/drivers/gpu/drm/i915/selftests/i915_sw_fence.c @@ -526,7 +526,7 @@ static int test_ipc(void *arg) struct workqueue_struct *wq; int ret =3D 0; =20 - wq =3D alloc_workqueue("i1915-selftest", 0, 0); + wq =3D alloc_workqueue("i1915-selftest", WQ_PERCPU, 0); if (wq =3D=3D NULL) return -ENOMEM; =20 diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu= /drm/i915/selftests/mock_gem_device.c index a77e5b26542c..a55f24240fe0 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c @@ -214,7 +214,7 @@ struct drm_i915_private *mock_gem_device(void) if (!i915->wq) goto err_drv; =20 - i915->unordered_wq =3D alloc_workqueue("mock-unordered", 0, 0); + i915->unordered_wq =3D alloc_workqueue("mock-unordered", WQ_PERCPU, 0); if (!i915->unordered_wq) goto err_wq; =20 diff --git a/drivers/gpu/drm/nouveau/nouveau_drm.c b/drivers/gpu/drm/nouvea= u/nouveau_drm.c index e154d08857c5..6fefe051993c 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drm.c +++ b/drivers/gpu/drm/nouveau/nouveau_drm.c @@ -626,7 +626,7 @@ nouveau_drm_device_init(struct nouveau_drm *drm) struct drm_device *dev =3D drm->dev; int ret; =20 - drm->sched_wq =3D alloc_workqueue("nouveau_sched_wq_shared", 0, + drm->sched_wq =3D alloc_workqueue("nouveau_sched_wq_shared", WQ_PERCPU, WQ_MAX_ACTIVE); if (!drm->sched_wq) return -ENOMEM; diff --git a/drivers/gpu/drm/nouveau/nouveau_sched.c b/drivers/gpu/drm/nouv= eau/nouveau_sched.c index d326e55d2d24..85b25bffefd8 100644 --- a/drivers/gpu/drm/nouveau/nouveau_sched.c +++ b/drivers/gpu/drm/nouveau/nouveau_sched.c @@ -415,7 +415,8 @@ nouveau_sched_init(struct nouveau_sched *sched, struct = nouveau_drm *drm, int ret; =20 if (!wq) { - wq =3D alloc_workqueue("nouveau_sched_wq_%d", 0, WQ_MAX_ACTIVE, + wq =3D alloc_workqueue("nouveau_sched_wq_%d", WQ_PERCPU, + WQ_MAX_ACTIVE, current->pid); if (!wq) return -ENOMEM; diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/rade= on/radeon_display.c index 8f5f8abcb1b4..d18aeeb38085 100644 --- a/drivers/gpu/drm/radeon/radeon_display.c +++ b/drivers/gpu/drm/radeon/radeon_display.c @@ -687,7 +687,8 @@ static void radeon_crtc_init(struct drm_device *dev, in= t index) if (radeon_crtc =3D=3D NULL) return; =20 - radeon_crtc->flip_queue =3D alloc_workqueue("radeon-crtc", WQ_HIGHPRI, 0); + radeon_crtc->flip_queue =3D alloc_workqueue("radeon-crtc", + WQ_HIGHPRI | WQ_PERCPU, 0); if (!radeon_crtc->flip_queue) { kfree(radeon_crtc); return; diff --git a/drivers/gpu/drm/xe/xe_device.c b/drivers/gpu/drm/xe/xe_device.c index 00191227bc95..52b4f0dd827c 100644 --- a/drivers/gpu/drm/xe/xe_device.c +++ b/drivers/gpu/drm/xe/xe_device.c @@ -475,8 +475,8 @@ struct xe_device *xe_device_create(struct pci_dev *pdev, xe->preempt_fence_wq =3D alloc_ordered_workqueue("xe-preempt-fence-wq", WQ_MEM_RECLAIM); xe->ordered_wq =3D alloc_ordered_workqueue("xe-ordered-wq", 0); - xe->unordered_wq =3D alloc_workqueue("xe-unordered-wq", 0, 0); - xe->destroy_wq =3D alloc_workqueue("xe-destroy-wq", 0, 0); + xe->unordered_wq =3D alloc_workqueue("xe-unordered-wq", WQ_PERCPU, 0); + xe->destroy_wq =3D alloc_workqueue("xe-destroy-wq", WQ_PERCPU, 0); if (!xe->ordered_wq || !xe->unordered_wq || !xe->preempt_fence_wq || !xe->destroy_wq) { /* diff --git a/drivers/gpu/drm/xe/xe_ggtt.c b/drivers/gpu/drm/xe/xe_ggtt.c index 5fcb2b4c2c13..9c625c191be2 100644 --- a/drivers/gpu/drm/xe/xe_ggtt.c +++ b/drivers/gpu/drm/xe/xe_ggtt.c @@ -246,7 +246,7 @@ int xe_ggtt_init_early(struct xe_ggtt *ggtt) else ggtt->pt_ops =3D &xelp_pt_ops; =20 - ggtt->wq =3D alloc_workqueue("xe-ggtt-wq", 0, WQ_MEM_RECLAIM); + ggtt->wq =3D alloc_workqueue("xe-ggtt-wq", WQ_PERCPU, WQ_MEM_RECLAIM); =20 drm_mm_init(&ggtt->mm, xe_wopcm_size(xe), ggtt->size - xe_wopcm_size(xe)); diff --git a/drivers/gpu/drm/xe/xe_hw_engine_group.c b/drivers/gpu/drm/xe/x= e_hw_engine_group.c index 2d68c5b5262a..fae2bab4c25e 100644 --- a/drivers/gpu/drm/xe/xe_hw_engine_group.c +++ b/drivers/gpu/drm/xe/xe_hw_engine_group.c @@ -57,7 +57,8 @@ hw_engine_group_alloc(struct xe_device *xe) if (!group) return ERR_PTR(-ENOMEM); =20 - group->resume_wq =3D alloc_workqueue("xe-resume-lr-jobs-wq", 0, 0); + group->resume_wq =3D alloc_workqueue("xe-resume-lr-jobs-wq", WQ_PERCPU, + 0); if (!group->resume_wq) return ERR_PTR(-ENOMEM); =20 diff --git a/drivers/gpu/drm/xe/xe_sriov.c b/drivers/gpu/drm/xe/xe_sriov.c index a0eab44c0e76..6e6eb437a802 100644 --- a/drivers/gpu/drm/xe/xe_sriov.c +++ b/drivers/gpu/drm/xe/xe_sriov.c @@ -119,7 +119,7 @@ int xe_sriov_init(struct xe_device *xe) xe_sriov_vf_init_early(xe); =20 xe_assert(xe, !xe->sriov.wq); - xe->sriov.wq =3D alloc_workqueue("xe-sriov-wq", 0, 0); + xe->sriov.wq =3D alloc_workqueue("xe-sriov-wq", WQ_PERCPU, 0); if (!xe->sriov.wq) return -ENOMEM; =20 diff --git a/drivers/greybus/operation.c b/drivers/greybus/operation.c index f6beeebf974c..3f3c07fb62aa 100644 --- a/drivers/greybus/operation.c +++ b/drivers/greybus/operation.c @@ -1237,7 +1237,7 @@ int __init gb_operation_init(void) goto err_destroy_message_cache; =20 gb_operation_completion_wq =3D alloc_workqueue("greybus_completion", - 0, 0); + WQ_PERCPU, 0); if (!gb_operation_completion_wq) goto err_destroy_operation_cache; =20 diff --git a/drivers/hid/hid-nintendo.c b/drivers/hid/hid-nintendo.c index 839d5bcd72b1..b7b981fce6a1 100644 --- a/drivers/hid/hid-nintendo.c +++ b/drivers/hid/hid-nintendo.c @@ -2647,7 +2647,8 @@ static int nintendo_hid_probe(struct hid_device *hdev, init_waitqueue_head(&ctlr->wait); spin_lock_init(&ctlr->lock); ctlr->rumble_queue =3D alloc_workqueue("hid-nintendo-rumble_wq", - WQ_FREEZABLE | WQ_MEM_RECLAIM, 0); + WQ_FREEZABLE | WQ_MEM_RECLAIM | WQ_PERCPU, + 0); if (!ctlr->rumble_queue) { ret =3D -ENOMEM; goto err; diff --git a/drivers/hv/mshv_eventfd.c b/drivers/hv/mshv_eventfd.c index 8dd22be2ca0b..91386f236e25 100644 --- a/drivers/hv/mshv_eventfd.c +++ b/drivers/hv/mshv_eventfd.c @@ -592,7 +592,7 @@ static void mshv_irqfd_release(struct mshv_partition *p= t) =20 int mshv_irqfd_wq_init(void) { - irqfd_cleanup_wq =3D alloc_workqueue("mshv-irqfd-cleanup", 0, 0); + irqfd_cleanup_wq =3D alloc_workqueue("mshv-irqfd-cleanup", WQ_PERCPU, 0); if (!irqfd_cleanup_wq) return -ENOMEM; =20 diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c index fd81871609d9..58c8713f0040 100644 --- a/drivers/i3c/master.c +++ b/drivers/i3c/master.c @@ -2851,7 +2851,7 @@ int i3c_master_register(struct i3c_master_controller = *master, if (ret) goto err_put_dev; =20 - master->wq =3D alloc_workqueue("%s", 0, 0, dev_name(parent)); + master->wq =3D alloc_workqueue("%s", WQ_PERCPU, 0, dev_name(parent)); if (!master->wq) { ret =3D -ENOMEM; goto err_put_dev; diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 142170473e75..5956cd8291a1 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -4521,7 +4521,7 @@ static int __init ib_cm_init(void) get_random_bytes(&cm.random_id_operand, sizeof cm.random_id_operand); INIT_LIST_HEAD(&cm.timewait_list); =20 - cm.wq =3D alloc_workqueue("ib_cm", 0, 1); + cm.wq =3D alloc_workqueue("ib_cm", WQ_PERCPU, 1); if (!cm.wq) { ret =3D -ENOMEM; goto error2; diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/dev= ice.c index b4e3e4beb7f4..e9b536983b3b 100644 --- a/drivers/infiniband/core/device.c +++ b/drivers/infiniband/core/device.c @@ -2976,7 +2976,7 @@ static int __init ib_core_init(void) { int ret =3D -ENOMEM; =20 - ib_wq =3D alloc_workqueue("infiniband", 0, 0); + ib_wq =3D alloc_workqueue("infiniband", WQ_PERCPU, 0); if (!ib_wq) return -ENOMEM; =20 @@ -2986,7 +2986,7 @@ static int __init ib_core_init(void) goto err; =20 ib_comp_wq =3D alloc_workqueue("ib-comp-wq", - WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_SYSFS, 0); + WQ_HIGHPRI | WQ_MEM_RECLAIM | WQ_SYSFS | WQ_PERCPU, 0); if (!ib_comp_wq) goto err_unbound; =20 diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1= /init.c index b35f92e7d865..0d7797495ddf 100644 --- a/drivers/infiniband/hw/hfi1/init.c +++ b/drivers/infiniband/hw/hfi1/init.c @@ -745,8 +745,7 @@ static int create_workqueues(struct hfi1_devdata *dd) ppd->hfi1_wq =3D alloc_workqueue( "hfi%d_%d", - WQ_SYSFS | WQ_HIGHPRI | WQ_CPU_INTENSIVE | - WQ_MEM_RECLAIM, + WQ_SYSFS | WQ_HIGHPRI | WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_PER= CPU, HFI1_MAX_ACTIVE_WORKQUEUE_ENTRIES, dd->unit, pidx); if (!ppd->hfi1_wq) diff --git a/drivers/infiniband/hw/hfi1/opfn.c b/drivers/infiniband/hw/hfi1= /opfn.c index 370a5a8eaa71..68c1cdbc90c1 100644 --- a/drivers/infiniband/hw/hfi1/opfn.c +++ b/drivers/infiniband/hw/hfi1/opfn.c @@ -305,8 +305,7 @@ void opfn_trigger_conn_request(struct rvt_qp *qp, u32 b= th1) int opfn_init(void) { opfn_wq =3D alloc_workqueue("hfi_opfn", - WQ_SYSFS | WQ_HIGHPRI | WQ_CPU_INTENSIVE | - WQ_MEM_RECLAIM, + WQ_SYSFS | WQ_HIGHPRI | WQ_CPU_INTENSIVE | WQ_MEM_RECLAIM | WQ_PERCP= U, HFI1_MAX_ACTIVE_WORKQUEUE_ENTRIES); if (!opfn_wq) return -ENOMEM; diff --git a/drivers/infiniband/hw/mlx4/cm.c b/drivers/infiniband/hw/mlx4/c= m.c index 12b481d138cf..03aacd526860 100644 --- a/drivers/infiniband/hw/mlx4/cm.c +++ b/drivers/infiniband/hw/mlx4/cm.c @@ -591,7 +591,7 @@ void mlx4_ib_cm_paravirt_clean(struct mlx4_ib_dev *dev,= int slave) =20 int mlx4_ib_cm_init(void) { - cm_wq =3D alloc_workqueue("mlx4_ib_cm", 0, 0); + cm_wq =3D alloc_workqueue("mlx4_ib_cm", WQ_PERCPU, 0); if (!cm_wq) return -ENOMEM; =20 diff --git a/drivers/infiniband/sw/rdmavt/cq.c b/drivers/infiniband/sw/rdma= vt/cq.c index 0ca2743f1075..e7835ca70e2b 100644 --- a/drivers/infiniband/sw/rdmavt/cq.c +++ b/drivers/infiniband/sw/rdmavt/cq.c @@ -518,7 +518,8 @@ int rvt_poll_cq(struct ib_cq *ibcq, int num_entries, st= ruct ib_wc *entry) */ int rvt_driver_cq_init(void) { - comp_vector_wq =3D alloc_workqueue("%s", WQ_HIGHPRI | WQ_CPU_INTENSIVE, + comp_vector_wq =3D alloc_workqueue("%s", + WQ_HIGHPRI | WQ_CPU_INTENSIVE | WQ_PERCPU, 0, "rdmavt_cq"); if (!comp_vector_wq) return -ENOMEM; diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/= ulp/iser/iscsi_iser.c index a5be6f1ba12b..eb99c0f65ca9 100644 --- a/drivers/infiniband/ulp/iser/iscsi_iser.c +++ b/drivers/infiniband/ulp/iser/iscsi_iser.c @@ -1033,7 +1033,7 @@ static int __init iser_init(void) mutex_init(&ig.connlist_mutex); INIT_LIST_HEAD(&ig.connlist); =20 - release_wq =3D alloc_workqueue("release workqueue", 0, 0); + release_wq =3D alloc_workqueue("release workqueue", WQ_PERCPU, 0); if (!release_wq) { iser_err("failed to allocate release workqueue\n"); err =3D -ENOMEM; diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/u= lp/isert/ib_isert.c index 42977a5326ee..af811d060cc8 100644 --- a/drivers/infiniband/ulp/isert/ib_isert.c +++ b/drivers/infiniband/ulp/isert/ib_isert.c @@ -2613,7 +2613,7 @@ static struct iscsit_transport iser_target_transport = =3D { =20 static int __init isert_init(void) { - isert_login_wq =3D alloc_workqueue("isert_login_wq", 0, 0); + isert_login_wq =3D alloc_workqueue("isert_login_wq", WQ_PERCPU, 0); if (!isert_login_wq) { isert_err("Unable to allocate isert_login_wq\n"); return -ENOMEM; diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ul= p/rtrs/rtrs-clt.c index 71387811b281..40fd2b695160 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -3187,7 +3187,7 @@ static int __init rtrs_client_init(void) pr_err("Failed to create rtrs-client dev class\n"); return ret; } - rtrs_wq =3D alloc_workqueue("rtrs_client_wq", 0, 0); + rtrs_wq =3D alloc_workqueue("rtrs_client_wq", WQ_PERCPU, 0); if (!rtrs_wq) { class_unregister(&rtrs_clt_dev_class); return -ENOMEM; diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ul= p/rtrs/rtrs-srv.c index ef4abdea3c2d..780a98b2ded9 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c @@ -2321,7 +2321,7 @@ static int __init rtrs_server_init(void) if (err) goto out_err; =20 - rtrs_wq =3D alloc_workqueue("rtrs_server_wq", 0, 0); + rtrs_wq =3D alloc_workqueue("rtrs_server_wq", WQ_PERCPU, 0); if (!rtrs_wq) { err =3D -ENOMEM; goto out_dev_class; diff --git a/drivers/input/mouse/psmouse-smbus.c b/drivers/input/mouse/psmo= use-smbus.c index 93420f07b7d0..5d6a4909ccbf 100644 --- a/drivers/input/mouse/psmouse-smbus.c +++ b/drivers/input/mouse/psmouse-smbus.c @@ -299,7 +299,7 @@ int __init psmouse_smbus_module_init(void) { int error; =20 - psmouse_smbus_wq =3D alloc_workqueue("psmouse-smbus", 0, 0); + psmouse_smbus_wq =3D alloc_workqueue("psmouse-smbus", WQ_PERCPU, 0); if (!psmouse_smbus_wq) return -ENOMEM; =20 diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c index c5d13bdc239b..e8f7e52354bc 100644 --- a/drivers/isdn/capi/kcapi.c +++ b/drivers/isdn/capi/kcapi.c @@ -907,7 +907,7 @@ int __init kcapi_init(void) { int err; =20 - kcapi_wq =3D alloc_workqueue("kcapi", 0, 0); + kcapi_wq =3D alloc_workqueue("kcapi", WQ_PERCPU, 0); if (!kcapi_wq) return -ENOMEM; =20 diff --git a/drivers/md/bcache/btree.c b/drivers/md/bcache/btree.c index ed40d8600656..1d2213944441 100644 --- a/drivers/md/bcache/btree.c +++ b/drivers/md/bcache/btree.c @@ -2836,7 +2836,8 @@ void bch_btree_exit(void) =20 int __init bch_btree_init(void) { - btree_io_wq =3D alloc_workqueue("bch_btree_io", WQ_MEM_RECLAIM, 0); + btree_io_wq =3D alloc_workqueue("bch_btree_io", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!btree_io_wq) return -ENOMEM; =20 diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index de0a8e5f5c49..481d61a67032 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -1933,7 +1933,8 @@ struct cache_set *bch_cache_set_alloc(struct cache_sb= *sb) if (!c->uuids) goto err; =20 - c->moving_gc_wq =3D alloc_workqueue("bcache_gc", WQ_MEM_RECLAIM, 0); + c->moving_gc_wq =3D alloc_workqueue("bcache_gc", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!c->moving_gc_wq) goto err; =20 @@ -2867,7 +2868,7 @@ static int __init bcache_init(void) if (bch_btree_init()) goto err; =20 - bcache_wq =3D alloc_workqueue("bcache", WQ_MEM_RECLAIM, 0); + bcache_wq =3D alloc_workqueue("bcache", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!bcache_wq) goto err; =20 @@ -2880,11 +2881,12 @@ static int __init bcache_init(void) * * We still want to user our own queue to not congest the `system_percpu_= wq`. */ - bch_flush_wq =3D alloc_workqueue("bch_flush", 0, 0); + bch_flush_wq =3D alloc_workqueue("bch_flush", WQ_PERCPU, 0); if (!bch_flush_wq) goto err; =20 - bch_journal_wq =3D alloc_workqueue("bch_journal", WQ_MEM_RECLAIM, 0); + bch_journal_wq =3D alloc_workqueue("bch_journal", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!bch_journal_wq) goto err; =20 diff --git a/drivers/md/bcache/writeback.c b/drivers/md/bcache/writeback.c index 453efbbdc8ee..01969ec07c1a 100644 --- a/drivers/md/bcache/writeback.c +++ b/drivers/md/bcache/writeback.c @@ -1079,7 +1079,7 @@ void bch_cached_dev_writeback_init(struct cached_dev = *dc) int bch_cached_dev_writeback_start(struct cached_dev *dc) { dc->writeback_write_wq =3D alloc_workqueue("bcache_writeback_wq", - WQ_MEM_RECLAIM, 0); + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!dc->writeback_write_wq) return -ENOMEM; =20 diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c index 9c8ed65cd87e..6c6ee8d62485 100644 --- a/drivers/md/dm-bufio.c +++ b/drivers/md/dm-bufio.c @@ -2933,7 +2933,8 @@ static int __init dm_bufio_init(void) __cache_size_refresh(); mutex_unlock(&dm_bufio_clients_lock); =20 - dm_bufio_wq =3D alloc_workqueue("dm_bufio_cache", WQ_MEM_RECLAIM, 0); + dm_bufio_wq =3D alloc_workqueue("dm_bufio_cache", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!dm_bufio_wq) return -ENOMEM; =20 diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index a10d75a562db..7bad7cc87d37 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c @@ -2533,7 +2533,8 @@ static int cache_create(struct cache_args *ca, struct= cache **result) goto bad; } =20 - cache->wq =3D alloc_workqueue("dm-" DM_MSG_PREFIX, WQ_MEM_RECLAIM, 0); + cache->wq =3D alloc_workqueue("dm-" DM_MSG_PREFIX, + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!cache->wq) { *error =3D "could not create workqueue for metadata object"; goto bad; diff --git a/drivers/md/dm-clone-target.c b/drivers/md/dm-clone-target.c index e956d980672c..b25845e36274 100644 --- a/drivers/md/dm-clone-target.c +++ b/drivers/md/dm-clone-target.c @@ -1877,7 +1877,8 @@ static int clone_ctr(struct dm_target *ti, unsigned i= nt argc, char **argv) clone->hydration_offset =3D 0; atomic_set(&clone->hydrations_in_flight, 0); =20 - clone->wq =3D alloc_workqueue("dm-" DM_MSG_PREFIX, WQ_MEM_RECLAIM, 0); + clone->wq =3D alloc_workqueue("dm-" DM_MSG_PREFIX, + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!clone->wq) { ti->error =3D "Failed to allocate workqueue"; r =3D -ENOMEM; diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 9dfdb63220d7..518a8ba49a76 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -3420,7 +3420,9 @@ static int crypt_ctr(struct dm_target *ti, unsigned i= nt argc, char **argv) if (test_bit(DM_CRYPT_HIGH_PRIORITY, &cc->flags)) common_wq_flags |=3D WQ_HIGHPRI; =20 - cc->io_queue =3D alloc_workqueue("kcryptd_io-%s-%d", common_wq_flags, 1, = devname, wq_id); + cc->io_queue =3D alloc_workqueue("kcryptd_io-%s-%d", + common_wq_flags | WQ_PERCPU, 1, + devname, wq_id); if (!cc->io_queue) { ti->error =3D "Couldn't create kcryptd io queue"; goto bad; @@ -3428,7 +3430,7 @@ static int crypt_ctr(struct dm_target *ti, unsigned i= nt argc, char **argv) =20 if (test_bit(DM_CRYPT_SAME_CPU, &cc->flags)) { cc->crypt_queue =3D alloc_workqueue("kcryptd-%s-%d", - common_wq_flags | WQ_CPU_INTENSIVE, + common_wq_flags | WQ_CPU_INTENSIVE | WQ_PERCPU, 1, devname, wq_id); } else { /* diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c index d4cf0ac2a7aa..a6e6c485f01f 100644 --- a/drivers/md/dm-delay.c +++ b/drivers/md/dm-delay.c @@ -279,7 +279,9 @@ static int delay_ctr(struct dm_target *ti, unsigned int= argc, char **argv) } else { timer_setup(&dc->delay_timer, handle_delayed_timer, 0); INIT_WORK(&dc->flush_expired_bios, flush_expired_bios); - dc->kdelayd_wq =3D alloc_workqueue("kdelayd", WQ_MEM_RECLAIM, 0); + dc->kdelayd_wq =3D alloc_workqueue("kdelayd", + WQ_MEM_RECLAIM | WQ_PERCPU, + 0); if (!dc->kdelayd_wq) { ret =3D -EINVAL; DMERR("Couldn't start kdelayd"); diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c index 2a283feb3319..3420a5a06d02 100644 --- a/drivers/md/dm-integrity.c +++ b/drivers/md/dm-integrity.c @@ -4818,7 +4818,8 @@ static int dm_integrity_ctr(struct dm_target *ti, uns= igned int argc, char **argv } =20 ic->metadata_wq =3D alloc_workqueue("dm-integrity-metadata", - WQ_MEM_RECLAIM, METADATA_WORKQUEUE_MAX_ACTIVE); + WQ_MEM_RECLAIM | WQ_PERCPU, + METADATA_WORKQUEUE_MAX_ACTIVE); if (!ic->metadata_wq) { ti->error =3D "Cannot allocate workqueue"; r =3D -ENOMEM; @@ -4836,7 +4837,8 @@ static int dm_integrity_ctr(struct dm_target *ti, uns= igned int argc, char **argv goto bad; } =20 - ic->offload_wq =3D alloc_workqueue("dm-integrity-offload", WQ_MEM_RECLAIM, + ic->offload_wq =3D alloc_workqueue("dm-integrity-offload", + WQ_MEM_RECLAIM | WQ_PERCPU, METADATA_WORKQUEUE_MAX_ACTIVE); if (!ic->offload_wq) { ti->error =3D "Cannot allocate workqueue"; @@ -4844,7 +4846,8 @@ static int dm_integrity_ctr(struct dm_target *ti, uns= igned int argc, char **argv goto bad; } =20 - ic->commit_wq =3D alloc_workqueue("dm-integrity-commit", WQ_MEM_RECLAIM, = 1); + ic->commit_wq =3D alloc_workqueue("dm-integrity-commit", + WQ_MEM_RECLAIM | WQ_PERCPU, 1); if (!ic->commit_wq) { ti->error =3D "Cannot allocate workqueue"; r =3D -ENOMEM; @@ -4853,7 +4856,8 @@ static int dm_integrity_ctr(struct dm_target *ti, uns= igned int argc, char **argv INIT_WORK(&ic->commit_work, integrity_commit); =20 if (ic->mode =3D=3D 'J' || ic->mode =3D=3D 'B') { - ic->writer_wq =3D alloc_workqueue("dm-integrity-writer", WQ_MEM_RECLAIM,= 1); + ic->writer_wq =3D alloc_workqueue("dm-integrity-writer", + WQ_MEM_RECLAIM | WQ_PERCPU, 1); if (!ic->writer_wq) { ti->error =3D "Cannot allocate workqueue"; r =3D -ENOMEM; @@ -5025,7 +5029,8 @@ static int dm_integrity_ctr(struct dm_target *ti, uns= igned int argc, char **argv } =20 if (ic->internal_hash) { - ic->recalc_wq =3D alloc_workqueue("dm-integrity-recalc", WQ_MEM_RECLAIM,= 1); + ic->recalc_wq =3D alloc_workqueue("dm-integrity-recalc", + WQ_MEM_RECLAIM | WQ_PERCPU, 1); if (!ic->recalc_wq) { ti->error =3D "Cannot allocate workqueue"; r =3D -ENOMEM; diff --git a/drivers/md/dm-kcopyd.c b/drivers/md/dm-kcopyd.c index 6ea75436a433..cec9a60227b6 100644 --- a/drivers/md/dm-kcopyd.c +++ b/drivers/md/dm-kcopyd.c @@ -934,7 +934,8 @@ struct dm_kcopyd_client *dm_kcopyd_client_create(struct= dm_kcopyd_throttle *thro goto bad_slab; =20 INIT_WORK(&kc->kcopyd_work, do_work); - kc->kcopyd_wq =3D alloc_workqueue("kcopyd", WQ_MEM_RECLAIM, 0); + kc->kcopyd_wq =3D alloc_workqueue("kcopyd", WQ_MEM_RECLAIM | WQ_PERCPU, + 0); if (!kc->kcopyd_wq) { r =3D -ENOMEM; goto bad_workqueue; diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspa= ce-base.c index 9fbb4b48fb2b..607436804a8b 100644 --- a/drivers/md/dm-log-userspace-base.c +++ b/drivers/md/dm-log-userspace-base.c @@ -299,7 +299,8 @@ static int userspace_ctr(struct dm_dirty_log *log, stru= ct dm_target *ti, } =20 if (lc->integrated_flush) { - lc->dmlog_wq =3D alloc_workqueue("dmlogd", WQ_MEM_RECLAIM, 0); + lc->dmlog_wq =3D alloc_workqueue("dmlogd", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!lc->dmlog_wq) { DMERR("couldn't start dmlogd"); r =3D -ENOMEM; diff --git a/drivers/md/dm-mpath.c b/drivers/md/dm-mpath.c index 6c98f4ae5ea9..a0f6de8040c5 100644 --- a/drivers/md/dm-mpath.c +++ b/drivers/md/dm-mpath.c @@ -2205,7 +2205,8 @@ static int __init dm_multipath_init(void) { int r =3D -ENOMEM; =20 - kmultipathd =3D alloc_workqueue("kmpathd", WQ_MEM_RECLAIM, 0); + kmultipathd =3D alloc_workqueue("kmpathd", WQ_MEM_RECLAIM | WQ_PERCPU, + 0); if (!kmultipathd) { DMERR("failed to create workqueue kmpathd"); goto bad_alloc_kmultipathd; @@ -2224,7 +2225,7 @@ static int __init dm_multipath_init(void) goto bad_alloc_kmpath_handlerd; } =20 - dm_mpath_wq =3D alloc_workqueue("dm_mpath_wq", 0, 0); + dm_mpath_wq =3D alloc_workqueue("dm_mpath_wq", WQ_PERCPU, 0); if (!dm_mpath_wq) { DMERR("failed to create workqueue dm_mpath_wq"); goto bad_alloc_dm_mpath_wq; diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index 9e615b4f1f5e..3e773591d1c6 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -1129,7 +1129,8 @@ static int mirror_ctr(struct dm_target *ti, unsigned = int argc, char **argv) ti->num_discard_bios =3D 1; ti->per_io_data_size =3D sizeof(struct dm_raid1_bio_record); =20 - ms->kmirrord_wq =3D alloc_workqueue("kmirrord", WQ_MEM_RECLAIM, 0); + ms->kmirrord_wq =3D alloc_workqueue("kmirrord", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!ms->kmirrord_wq) { DMERR("couldn't start kmirrord"); r =3D -ENOMEM; @@ -1501,7 +1502,7 @@ static int __init dm_mirror_init(void) { int r; =20 - dm_raid1_wq =3D alloc_workqueue("dm_raid1_wq", 0, 0); + dm_raid1_wq =3D alloc_workqueue("dm_raid1_wq", WQ_PERCPU, 0); if (!dm_raid1_wq) { DMERR("Failed to alloc workqueue"); return -ENOMEM; diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persisten= t.c index 568d10842b1f..0e13d60bfdd1 100644 --- a/drivers/md/dm-snap-persistent.c +++ b/drivers/md/dm-snap-persistent.c @@ -871,7 +871,8 @@ static int persistent_ctr(struct dm_exception_store *st= ore, char *options) atomic_set(&ps->pending_count, 0); ps->callbacks =3D NULL; =20 - ps->metadata_wq =3D alloc_workqueue("ksnaphd", WQ_MEM_RECLAIM, 0); + ps->metadata_wq =3D alloc_workqueue("ksnaphd", + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!ps->metadata_wq) { DMERR("couldn't start header metadata update thread"); r =3D -ENOMEM; diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index a1b7535c508a..4241992228a6 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -485,7 +485,7 @@ int __init dm_stripe_init(void) { int r; =20 - dm_stripe_wq =3D alloc_workqueue("dm_stripe_wq", 0, 0); + dm_stripe_wq =3D alloc_workqueue("dm_stripe_wq", WQ_PERCPU, 0); if (!dm_stripe_wq) return -ENOMEM; r =3D dm_register_target(&stripe_target); diff --git a/drivers/md/dm-verity-target.c b/drivers/md/dm-verity-target.c index 3c427f18a04b..50e59a161486 100644 --- a/drivers/md/dm-verity-target.c +++ b/drivers/md/dm-verity-target.c @@ -1665,7 +1665,9 @@ static int verity_ctr(struct dm_target *ti, unsigned = int argc, char **argv) * will fall-back to using it for error handling (or if the bufio cache * doesn't have required hashes). */ - v->verify_wq =3D alloc_workqueue("kverityd", WQ_MEM_RECLAIM | WQ_HIGHPRI,= 0); + v->verify_wq =3D alloc_workqueue("kverityd", + WQ_MEM_RECLAIM | WQ_HIGHPRI | WQ_PERCPU, + 0); if (!v->verify_wq) { ti->error =3D "Cannot allocate workqueue"; r =3D -ENOMEM; diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index d6a04a57472d..8a50e7e88f2e 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -2276,7 +2276,8 @@ static int writecache_ctr(struct dm_target *ti, unsig= ned int argc, char **argv) goto bad; } =20 - wc->writeback_wq =3D alloc_workqueue("writecache-writeback", WQ_MEM_RECLA= IM, 1); + wc->writeback_wq =3D alloc_workqueue("writecache-writeback", + WQ_MEM_RECLAIM | WQ_PERCPU, 1); if (!wc->writeback_wq) { r =3D -ENOMEM; ti->error =3D "Could not allocate writeback workqueue"; diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 5ab7574c0c76..84b2746d7672 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -2344,7 +2344,8 @@ static struct mapped_device *alloc_dev(int minor) =20 format_dev_t(md->name, MKDEV(_major, minor)); =20 - md->wq =3D alloc_workqueue("kdmflush/%s", WQ_MEM_RECLAIM, 0, md->name); + md->wq =3D alloc_workqueue("kdmflush/%s", WQ_MEM_RECLAIM | WQ_PERCPU, 0, + md->name); if (!md->wq) goto bad; =20 diff --git a/drivers/md/md.c b/drivers/md/md.c index 9daa78c5fe33..1f0b047618f7 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -9929,11 +9929,11 @@ static int __init md_init(void) { int ret =3D -ENOMEM; =20 - md_wq =3D alloc_workqueue("md", WQ_MEM_RECLAIM, 0); + md_wq =3D alloc_workqueue("md", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!md_wq) goto err_wq; =20 - md_misc_wq =3D alloc_workqueue("md_misc", 0, 0); + md_misc_wq =3D alloc_workqueue("md_misc", WQ_PERCPU, 0); if (!md_misc_wq) goto err_misc_wq; =20 diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c b/drivers/media/pci= /ddbridge/ddbridge-core.c index 40e6c873c36d..d240e291ba4f 100644 --- a/drivers/media/pci/ddbridge/ddbridge-core.c +++ b/drivers/media/pci/ddbridge/ddbridge-core.c @@ -3430,7 +3430,7 @@ int ddb_init_ddbridge(void) =20 if (ddb_class_create() < 0) return -1; - ddb_wq =3D alloc_workqueue("ddbridge", 0, 0); + ddb_wq =3D alloc_workqueue("ddbridge", WQ_PERCPU, 0); if (!ddb_wq) return ddb_exit_ddbridge(1, -1); =20 diff --git a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c b/drivers= /media/platform/mediatek/mdp3/mtk-mdp3-core.c index f571f561f070..fa6af1cc5eba 100644 --- a/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c +++ b/drivers/media/platform/mediatek/mdp3/mtk-mdp3-core.c @@ -274,14 +274,16 @@ static int mdp_probe(struct platform_device *pdev) goto err_free_mutex; } =20 - mdp->job_wq =3D alloc_workqueue(MDP_MODULE_NAME, WQ_FREEZABLE, 0); + mdp->job_wq =3D alloc_workqueue(MDP_MODULE_NAME, + WQ_FREEZABLE | WQ_PERCPU, 0); if (!mdp->job_wq) { dev_err(dev, "Unable to create job workqueue\n"); ret =3D -ENOMEM; goto err_deinit_comp; } =20 - mdp->clock_wq =3D alloc_workqueue(MDP_MODULE_NAME "-clock", WQ_FREEZABLE, + mdp->clock_wq =3D alloc_workqueue(MDP_MODULE_NAME "-clock", + WQ_FREEZABLE | WQ_PERCPU, 0); if (!mdp->clock_wq) { dev_err(dev, "Unable to create clock workqueue\n"); diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptb= ase.c index 738bc4e60a18..e60a8d3947c9 100644 --- a/drivers/message/fusion/mptbase.c +++ b/drivers/message/fusion/mptbase.c @@ -1857,7 +1857,8 @@ mpt_attach(struct pci_dev *pdev, const struct pci_dev= ice_id *id) INIT_DELAYED_WORK(&ioc->fault_reset_work, mpt_fault_reset_work); =20 ioc->reset_work_q =3D - alloc_workqueue("mpt_poll_%d", WQ_MEM_RECLAIM, 0, ioc->id); + alloc_workqueue("mpt_poll_%d", WQ_MEM_RECLAIM | WQ_PERCPU, 0, + ioc->id); if (!ioc->reset_work_q) { printk(MYIOC_s_ERR_FMT "Insufficient memory to add adapter!\n", ioc->name); @@ -1984,7 +1985,9 @@ mpt_attach(struct pci_dev *pdev, const struct pci_dev= ice_id *id) =20 INIT_LIST_HEAD(&ioc->fw_event_list); spin_lock_init(&ioc->fw_event_lock); - ioc->fw_event_q =3D alloc_workqueue("mpt/%d", WQ_MEM_RECLAIM, 0, ioc->id); + ioc->fw_event_q =3D alloc_workqueue("mpt/%d", + WQ_MEM_RECLAIM | WQ_PERCPU, 0, + ioc->id); if (!ioc->fw_event_q) { printk(MYIOC_s_ERR_FMT "Insufficient memory to add adapter!\n", ioc->name); diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 4830628510e6..744444fc26db 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -3325,7 +3325,8 @@ static int mmc_blk_probe(struct mmc_card *card) mmc_fixup_device(card, mmc_blk_fixups); =20 card->complete_wq =3D alloc_workqueue("mmc_complete", - WQ_MEM_RECLAIM | WQ_HIGHPRI, 0); + WQ_MEM_RECLAIM | WQ_HIGHPRI | WQ_PERCPU, + 0); if (!card->complete_wq) { pr_err("Failed to create mmc completion workqueue"); return -ENOMEM; diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index c50617d03709..ec890aa0c7b2 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -1483,7 +1483,7 @@ static int mmc_omap_probe(struct platform_device *pde= v) host->nr_slots =3D pdata->nr_slots; host->reg_shift =3D (mmc_omap7xx() ? 1 : 2); =20 - host->mmc_omap_wq =3D alloc_workqueue("mmc_omap", 0, 0); + host->mmc_omap_wq =3D alloc_workqueue("mmc_omap", WQ_PERCPU, 0); if (!host->mmc_omap_wq) { ret =3D -ENOMEM; goto err_plat_cleanup; diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 26c459f0198d..4cfdb56ed930 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -3022,6 +3022,8 @@ static int __init nvme_tcp_init_module(void) =20 if (wq_unbound) wq_flags |=3D WQ_UNBOUND; + else + wq_flags |=3D WQ_PERCPU; =20 nvme_tcp_wq =3D alloc_workqueue("nvme_tcp_wq", wq_flags, 0); if (!nvme_tcp_wq) diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 71f8d06998d6..9b0ea6b98a3d 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -1896,12 +1896,13 @@ static int __init nvmet_init(void) if (!nvmet_bvec_cache) return -ENOMEM; =20 - zbd_wq =3D alloc_workqueue("nvmet-zbd-wq", WQ_MEM_RECLAIM, 0); + zbd_wq =3D alloc_workqueue("nvmet-zbd-wq", WQ_MEM_RECLAIM | WQ_PERCPU, + 0); if (!zbd_wq) goto out_destroy_bvec_cache; =20 buffered_io_wq =3D alloc_workqueue("nvmet-buffered-io-wq", - WQ_MEM_RECLAIM, 0); + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!buffered_io_wq) goto out_free_zbd_work_queue; =20 diff --git a/drivers/nvme/target/fc.c b/drivers/nvme/target/fc.c index 7318b736d414..29462766773a 100644 --- a/drivers/nvme/target/fc.c +++ b/drivers/nvme/target/fc.c @@ -795,9 +795,9 @@ nvmet_fc_alloc_target_queue(struct nvmet_fc_tgt_assoc *= assoc, if (!queue) return NULL; =20 - queue->work_q =3D alloc_workqueue("ntfc%d.%d.%d", 0, 0, - assoc->tgtport->fc_target_port.port_num, - assoc->a_id, qid); + queue->work_q =3D alloc_workqueue("ntfc%d.%d.%d", WQ_PERCPU, 0, + assoc->tgtport->fc_target_port.port_num, + assoc->a_id, qid); if (!queue->work_q) goto out_free_queue; =20 diff --git a/drivers/nvme/target/tcp.c b/drivers/nvme/target/tcp.c index f2d0c920269b..cf9435c5fa6c 100644 --- a/drivers/nvme/target/tcp.c +++ b/drivers/nvme/target/tcp.c @@ -2233,7 +2233,7 @@ static int __init nvmet_tcp_init(void) int ret; =20 nvmet_tcp_wq =3D alloc_workqueue("nvmet_tcp_wq", - WQ_MEM_RECLAIM | WQ_HIGHPRI, 0); + WQ_MEM_RECLAIM | WQ_HIGHPRI | WQ_PERCPU, 0); if (!nvmet_tcp_wq) return -ENOMEM; =20 diff --git a/drivers/pci/endpoint/functions/pci-epf-mhi.c b/drivers/pci/end= point/functions/pci-epf-mhi.c index 6643a88c7a0c..27de533f0571 100644 --- a/drivers/pci/endpoint/functions/pci-epf-mhi.c +++ b/drivers/pci/endpoint/functions/pci-epf-mhi.c @@ -686,7 +686,7 @@ static int pci_epf_mhi_dma_init(struct pci_epf_mhi *epf= _mhi) goto err_release_tx; } =20 - epf_mhi->dma_wq =3D alloc_workqueue("pci_epf_mhi_dma_wq", 0, 0); + epf_mhi->dma_wq =3D alloc_workqueue("pci_epf_mhi_dma_wq", WQ_PERCPU, 0); if (!epf_mhi->dma_wq) { ret =3D -ENOMEM; goto err_release_rx; diff --git a/drivers/pci/endpoint/functions/pci-epf-ntb.c b/drivers/pci/end= point/functions/pci-epf-ntb.c index e01a98e74d21..5e4ae7ef6f05 100644 --- a/drivers/pci/endpoint/functions/pci-epf-ntb.c +++ b/drivers/pci/endpoint/functions/pci-epf-ntb.c @@ -2124,8 +2124,9 @@ static int __init epf_ntb_init(void) { int ret; =20 - kpcintb_workqueue =3D alloc_workqueue("kpcintb", WQ_MEM_RECLAIM | - WQ_HIGHPRI, 0); + kpcintb_workqueue =3D alloc_workqueue("kpcintb", + WQ_MEM_RECLAIM | WQ_HIGHPRI | WQ_PERCPU, + 0); ret =3D pci_epf_register_driver(&epf_ntb_driver); if (ret) { destroy_workqueue(kpcintb_workqueue); diff --git a/drivers/pci/endpoint/functions/pci-epf-test.c b/drivers/pci/en= dpoint/functions/pci-epf-test.c index 50eb4106369f..416d792c03b2 100644 --- a/drivers/pci/endpoint/functions/pci-epf-test.c +++ b/drivers/pci/endpoint/functions/pci-epf-test.c @@ -1036,7 +1036,8 @@ static int __init pci_epf_test_init(void) int ret; =20 kpcitest_workqueue =3D alloc_workqueue("kpcitest", - WQ_MEM_RECLAIM | WQ_HIGHPRI, 0); + WQ_MEM_RECLAIM | WQ_HIGHPRI | WQ_PERCPU, + 0); if (!kpcitest_workqueue) { pr_err("Failed to allocate the kpcitest work queue\n"); return -ENOMEM; diff --git a/drivers/pci/endpoint/functions/pci-epf-vntb.c b/drivers/pci/en= dpoint/functions/pci-epf-vntb.c index 874cb097b093..7ef693f38c30 100644 --- a/drivers/pci/endpoint/functions/pci-epf-vntb.c +++ b/drivers/pci/endpoint/functions/pci-epf-vntb.c @@ -1434,8 +1434,9 @@ static int __init epf_ntb_init(void) { int ret; =20 - kpcintb_workqueue =3D alloc_workqueue("kpcintb", WQ_MEM_RECLAIM | - WQ_HIGHPRI, 0); + kpcintb_workqueue =3D alloc_workqueue("kpcintb", + WQ_MEM_RECLAIM | WQ_HIGHPRI | WQ_PERCPU, + 0); ret =3D pci_epf_register_driver(&epf_ntb_driver); if (ret) { destroy_workqueue(kpcintb_workqueue); diff --git a/drivers/pci/hotplug/pnv_php.c b/drivers/pci/hotplug/pnv_php.c index 573a41869c15..4fe2bb1b7768 100644 --- a/drivers/pci/hotplug/pnv_php.c +++ b/drivers/pci/hotplug/pnv_php.c @@ -844,7 +844,8 @@ static void pnv_php_init_irq(struct pnv_php_slot *php_s= lot, int irq) int ret; =20 /* Allocate workqueue */ - php_slot->wq =3D alloc_workqueue("pciehp-%s", 0, 0, php_slot->name); + php_slot->wq =3D alloc_workqueue("pciehp-%s", WQ_PERCPU, 0, + php_slot->name); if (!php_slot->wq) { SLOT_WARN(php_slot, "Cannot alloc workqueue\n"); pnv_php_disable_irq(php_slot, true); diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp= _core.c index 0c341453afc6..56308515ecba 100644 --- a/drivers/pci/hotplug/shpchp_core.c +++ b/drivers/pci/hotplug/shpchp_core.c @@ -80,7 +80,8 @@ static int init_slots(struct controller *ctrl) slot->device =3D ctrl->slot_device_offset + i; slot->number =3D ctrl->first_slot + (ctrl->slot_num_inc * i); =20 - slot->wq =3D alloc_workqueue("shpchp-%d", 0, 0, slot->number); + slot->wq =3D alloc_workqueue("shpchp-%d", WQ_PERCPU, 0, + slot->number); if (!slot->wq) { retval =3D -ENOMEM; goto error_slot; diff --git a/drivers/platform/surface/surface_acpi_notify.c b/drivers/platf= orm/surface/surface_acpi_notify.c index 3b30cfe3466b..a9dcb0bbe90e 100644 --- a/drivers/platform/surface/surface_acpi_notify.c +++ b/drivers/platform/surface/surface_acpi_notify.c @@ -862,7 +862,7 @@ static int __init san_init(void) { int ret; =20 - san_wq =3D alloc_workqueue("san_wq", 0, 0); + san_wq =3D alloc_workqueue("san_wq", WQ_PERCPU, 0); if (!san_wq) return -ENOMEM; ret =3D platform_driver_register(&surface_acpi_notify); diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c index 9544b8ee0c96..8b7fbfbbe70e 100644 --- a/drivers/rapidio/rio.c +++ b/drivers/rapidio/rio.c @@ -2097,7 +2097,7 @@ int rio_init_mports(void) * TODO: Implement restart of discovery process for all or * individual discovering mports. */ - rio_wq =3D alloc_workqueue("riodisc", 0, 0); + rio_wq =3D alloc_workqueue("riodisc", WQ_PERCPU, 0); if (!rio_wq) { pr_err("RIO: unable allocate rio_wq\n"); goto no_disc; diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_mai= n.c index 7d1b767d87fb..1a3ba0293716 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -5633,7 +5633,8 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev, =20 phba->ctrl.mcc_alloc_index =3D phba->ctrl.mcc_free_index =3D 0; =20 - phba->wq =3D alloc_workqueue("beiscsi_%02x_wq", WQ_MEM_RECLAIM, 1, + phba->wq =3D alloc_workqueue("beiscsi_%02x_wq", + WQ_MEM_RECLAIM | WQ_PERCPU, 1, phba->shost->host_no); if (!phba->wq) { beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_INIT, diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc= _fcoe.c index de6574cccf58..3a9c429d1eb6 100644 --- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c +++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c @@ -2695,7 +2695,7 @@ static int __init bnx2fc_mod_init(void) if (rc) goto detach_ft; =20 - bnx2fc_wq =3D alloc_workqueue("bnx2fc", 0, 0); + bnx2fc_wq =3D alloc_workqueue("bnx2fc", WQ_PERCPU, 0); if (!bnx2fc_wq) { rc =3D -ENOMEM; goto release_bt; diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/devi= ce_handler/scsi_dh_alua.c index 1bf5948d1188..6fd89ae33059 100644 --- a/drivers/scsi/device_handler/scsi_dh_alua.c +++ b/drivers/scsi/device_handler/scsi_dh_alua.c @@ -1300,7 +1300,7 @@ static int __init alua_init(void) { int r; =20 - kaluad_wq =3D alloc_workqueue("kaluad", WQ_MEM_RECLAIM, 0); + kaluad_wq =3D alloc_workqueue("kaluad", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!kaluad_wq) return -ENOMEM; =20 diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index b911fdb387f3..0f749ae781d6 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -2458,7 +2458,7 @@ static int __init fcoe_init(void) unsigned int cpu; int rc =3D 0; =20 - fcoe_wq =3D alloc_workqueue("fcoe", 0, 0); + fcoe_wq =3D alloc_workqueue("fcoe", WQ_PERCPU, 0); if (!fcoe_wq) return -ENOMEM; =20 diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvsc= si_tgt/ibmvscsi_tgt.c index 9e42230e42b8..cde265752e0d 100644 --- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c +++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c @@ -3533,7 +3533,8 @@ static int ibmvscsis_probe(struct vio_dev *vdev, init_completion(&vscsi->wait_idle); init_completion(&vscsi->unconfig); =20 - vscsi->work_q =3D alloc_workqueue("ibmvscsis%s", WQ_MEM_RECLAIM, 1, + vscsi->work_q =3D alloc_workqueue("ibmvscsis%s", + WQ_MEM_RECLAIM | WQ_PERCPU, 1, dev_name(&vdev->dev)); if (!vscsi->work_q) { rc =3D -ENOMEM; diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 90021653e59e..becd7f081e5f 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -7938,7 +7938,7 @@ lpfc_sli4_driver_resource_setup(struct lpfc_hba *phba) /* Allocate all driver workqueues here */ =20 /* The lpfc_wq workqueue for deferred irq use */ - phba->wq =3D alloc_workqueue("lpfc_wq", WQ_MEM_RECLAIM, 0); + phba->wq =3D alloc_workqueue("lpfc_wq", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!phba->wq) return -ENOMEM; =20 diff --git a/drivers/scsi/pm8001/pm8001_init.c b/drivers/scsi/pm8001/pm8001= _init.c index 599410bcdfea..9f00fc10dbaf 100644 --- a/drivers/scsi/pm8001/pm8001_init.c +++ b/drivers/scsi/pm8001/pm8001_init.c @@ -1533,7 +1533,7 @@ static int __init pm8001_init(void) if (pm8001_use_tasklet && !pm8001_use_msix) pm8001_use_tasklet =3D false; =20 - pm8001_wq =3D alloc_workqueue("pm80xx", 0, 0); + pm8001_wq =3D alloc_workqueue("pm80xx", WQ_PERCPU, 0); if (!pm8001_wq) goto err; =20 diff --git a/drivers/scsi/qedf/qedf_main.c b/drivers/scsi/qedf/qedf_main.c index 436bd29d5eba..df016beaa789 100644 --- a/drivers/scsi/qedf/qedf_main.c +++ b/drivers/scsi/qedf/qedf_main.c @@ -3374,7 +3374,8 @@ static int __qedf_probe(struct pci_dev *pdev, int mod= e) QEDF_INFO(&(qedf->dbg_ctx), QEDF_LOG_INFO, "qedf->io_mempool=3D%p.\n", qedf->io_mempool); =20 - qedf->link_update_wq =3D alloc_workqueue("qedf_%u_link", WQ_MEM_RECLAIM, + qedf->link_update_wq =3D alloc_workqueue("qedf_%u_link", + WQ_MEM_RECLAIM | WQ_PERCPU, 1, qedf->lport->host->host_no); INIT_DELAYED_WORK(&qedf->link_update, qedf_handle_link_update); INIT_DELAYED_WORK(&qedf->link_recovery, qedf_link_recovery); @@ -3585,7 +3586,8 @@ static int __qedf_probe(struct pci_dev *pdev, int mod= e) ether_addr_copy(params.ll2_mac_address, qedf->mac); =20 /* Start LL2 processing thread */ - qedf->ll2_recv_wq =3D alloc_workqueue("qedf_%d_ll2", WQ_MEM_RECLAIM, 1, + qedf->ll2_recv_wq =3D alloc_workqueue("qedf_%d_ll2", + WQ_MEM_RECLAIM | WQ_PERCPU, 1, host->host_no); if (!qedf->ll2_recv_wq) { QEDF_ERR(&(qedf->dbg_ctx), "Failed to LL2 workqueue.\n"); @@ -3628,7 +3630,8 @@ static int __qedf_probe(struct pci_dev *pdev, int mod= e) } =20 qedf->timer_work_queue =3D alloc_workqueue("qedf_%u_timer", - WQ_MEM_RECLAIM, 1, qedf->lport->host->host_no); + WQ_MEM_RECLAIM | WQ_PERCPU, 1, + qedf->lport->host->host_no); if (!qedf->timer_work_queue) { QEDF_ERR(&(qedf->dbg_ctx), "Failed to start timer " "workqueue.\n"); @@ -3641,7 +3644,8 @@ static int __qedf_probe(struct pci_dev *pdev, int mod= e) sprintf(host_buf, "qedf_%u_dpc", qedf->lport->host->host_no); qedf->dpc_wq =3D - alloc_workqueue("%s", WQ_MEM_RECLAIM, 1, host_buf); + alloc_workqueue("%s", WQ_MEM_RECLAIM | WQ_PERCPU, 1, + host_buf); } INIT_DELAYED_WORK(&qedf->recovery_work, qedf_recovery_handler); =20 @@ -4177,7 +4181,8 @@ static int __init qedf_init(void) goto err3; } =20 - qedf_io_wq =3D alloc_workqueue("%s", WQ_MEM_RECLAIM, 1, "qedf_io_wq"); + qedf_io_wq =3D alloc_workqueue("%s", WQ_MEM_RECLAIM | WQ_PERCPU, 1, + "qedf_io_wq"); if (!qedf_io_wq) { QEDF_ERR(NULL, "Could not create qedf_io_wq.\n"); goto err4; diff --git a/drivers/scsi/qedi/qedi_main.c b/drivers/scsi/qedi/qedi_main.c index e87885cc701c..4cccb62639e0 100644 --- a/drivers/scsi/qedi/qedi_main.c +++ b/drivers/scsi/qedi/qedi_main.c @@ -2776,7 +2776,7 @@ static int __qedi_probe(struct pci_dev *pdev, int mod= e) } =20 qedi->offload_thread =3D alloc_workqueue("qedi_ofld%d", - WQ_MEM_RECLAIM, + WQ_MEM_RECLAIM | WQ_PERCPU, 1, qedi->shost->host_no); if (!qedi->offload_thread) { QEDI_ERR(&qedi->dbg_ctx, diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 87eeb8607b60..cecbeb16f54e 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -3409,7 +3409,7 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct = pci_device_id *id) "req->req_q_in=3D%p req->req_q_out=3D%p rsp->rsp_q_in=3D%p rsp->rsp_q= _out=3D%p.\n", req->req_q_in, req->req_q_out, rsp->rsp_q_in, rsp->rsp_q_out); =20 - ha->wq =3D alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 0); + ha->wq =3D alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (unlikely(!ha->wq)) { ret =3D -ENOMEM; goto probe_failed; diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_t= arget.c index 11eadb3bd36e..5ebe89d548a8 100644 --- a/drivers/scsi/qla2xxx/qla_target.c +++ b/drivers/scsi/qla2xxx/qla_target.c @@ -7300,7 +7300,7 @@ int __init qlt_init(void) goto out_plogi_cachep; } =20 - qla_tgt_wq =3D alloc_workqueue("qla_tgt_wq", 0, 0); + qla_tgt_wq =3D alloc_workqueue("qla_tgt_wq", WQ_PERCPU, 0); if (!qla_tgt_wq) { ql_log(ql_log_fatal, NULL, 0xe06f, "alloc_workqueue for qla_tgt_wq failed\n"); diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_= qla2xxx.c index ceaf1c7b1d17..79374bf5548d 100644 --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c @@ -1884,7 +1884,7 @@ static int tcm_qla2xxx_register_configfs(void) goto out_fabric; =20 tcm_qla2xxx_free_wq =3D alloc_workqueue("tcm_qla2xxx_free", - WQ_MEM_RECLAIM, 0); + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!tcm_qla2xxx_free_wq) { ret =3D -ENOMEM; goto out_fabric_npiv; diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index d540d66e6ffc..7ab3b27c8793 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -8815,7 +8815,8 @@ static int qla4xxx_probe_adapter(struct pci_dev *pdev, } INIT_WORK(&ha->dpc_work, qla4xxx_do_dpc); =20 - ha->task_wq =3D alloc_workqueue("qla4xxx_%lu_task", WQ_MEM_RECLAIM, 1, + ha->task_wq =3D alloc_workqueue("qla4xxx_%lu_task", + WQ_MEM_RECLAIM | WQ_PERCPU, 1, ha->host_no); if (!ha->task_wq) { ql4_printk(KERN_WARNING, ha, "Unable to start task thread!\n"); diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport= _fc.c index 082f76e76721..e750682893b6 100644 --- a/drivers/scsi/scsi_transport_fc.c +++ b/drivers/scsi/scsi_transport_fc.c @@ -441,13 +441,14 @@ static int fc_host_setup(struct transport_container *= tc, struct device *dev, fc_host->next_vport_number =3D 0; fc_host->npiv_vports_inuse =3D 0; =20 - fc_host->work_q =3D alloc_workqueue("fc_wq_%d", 0, 0, shost->host_no); + fc_host->work_q =3D alloc_workqueue("fc_wq_%d", WQ_PERCPU, 0, + shost->host_no); if (!fc_host->work_q) return -ENOMEM; =20 fc_host->dev_loss_tmo =3D fc_dev_loss_tmo; - fc_host->devloss_work_q =3D alloc_workqueue("fc_dl_%d", 0, 0, - shost->host_no); + fc_host->devloss_work_q =3D alloc_workqueue("fc_dl_%d", WQ_PERCPU, 0, + shost->host_no); if (!fc_host->devloss_work_q) { destroy_workqueue(fc_host->work_q); fc_host->work_q =3D NULL; diff --git a/drivers/soc/fsl/qbman/qman.c b/drivers/soc/fsl/qbman/qman.c index 4dc8aba33d9b..a4890542b933 100644 --- a/drivers/soc/fsl/qbman/qman.c +++ b/drivers/soc/fsl/qbman/qman.c @@ -1073,7 +1073,7 @@ EXPORT_SYMBOL(qman_portal_set_iperiod); =20 int qman_wq_alloc(void) { - qm_portal_wq =3D alloc_workqueue("qman_portal_wq", 0, 1); + qm_portal_wq =3D alloc_workqueue("qman_portal_wq", WQ_PERCPU, 1); if (!qm_portal_wq) return -ENOMEM; return 0; diff --git a/drivers/staging/greybus/sdio.c b/drivers/staging/greybus/sdio.c index 5326ea372b24..12c36a5e1d8c 100644 --- a/drivers/staging/greybus/sdio.c +++ b/drivers/staging/greybus/sdio.c @@ -806,7 +806,7 @@ static int gb_sdio_probe(struct gbphy_device *gbphy_dev, =20 mutex_init(&host->lock); spin_lock_init(&host->xfer); - host->mrq_workqueue =3D alloc_workqueue("mmc-%s", 0, 1, + host->mrq_workqueue =3D alloc_workqueue("mmc-%s", WQ_PERCPU, 1, dev_name(&gbphy_dev->dev)); if (!host->mrq_workqueue) { ret =3D -ENOMEM; diff --git a/drivers/target/target_core_transport.c b/drivers/target/target= _core_transport.c index 05d29201b730..cb0758a19973 100644 --- a/drivers/target/target_core_transport.c +++ b/drivers/target/target_core_transport.c @@ -126,12 +126,12 @@ int init_se_kmem_caches(void) } =20 target_completion_wq =3D alloc_workqueue("target_completion", - WQ_MEM_RECLAIM, 0); + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!target_completion_wq) goto out_free_lba_map_mem_cache; =20 target_submission_wq =3D alloc_workqueue("target_submission", - WQ_MEM_RECLAIM, 0); + WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!target_submission_wq) goto out_free_completion_wq; =20 diff --git a/drivers/target/target_core_xcopy.c b/drivers/target/target_cor= e_xcopy.c index 877ce58c0a70..93534a6e14b7 100644 --- a/drivers/target/target_core_xcopy.c +++ b/drivers/target/target_core_xcopy.c @@ -462,7 +462,7 @@ static const struct target_core_fabric_ops xcopy_pt_tfo= =3D { =20 int target_xcopy_setup_pt(void) { - xcopy_wq =3D alloc_workqueue("xcopy_wq", WQ_MEM_RECLAIM, 0); + xcopy_wq =3D alloc_workqueue("xcopy_wq", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!xcopy_wq) { pr_err("Unable to allocate xcopy_wq\n"); return -ENOMEM; diff --git a/drivers/target/tcm_fc/tfc_conf.c b/drivers/target/tcm_fc/tfc_c= onf.c index 639fc358ed0f..f686d95d3273 100644 --- a/drivers/target/tcm_fc/tfc_conf.c +++ b/drivers/target/tcm_fc/tfc_conf.c @@ -250,7 +250,7 @@ static struct se_portal_group *ft_add_tpg(struct se_wwn= *wwn, const char *name) tpg->lport_wwn =3D ft_wwn; INIT_LIST_HEAD(&tpg->lun_list); =20 - wq =3D alloc_workqueue("tcm_fc", 0, 1); + wq =3D alloc_workqueue("tcm_fc", WQ_PERCPU, 1); if (!wq) { kfree(tpg); return NULL; diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 0e1dd6ef60a7..c06357d31ce7 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -6038,7 +6038,7 @@ int usb_hub_init(void) * device was gone before the EHCI controller had handed its port * over to the companion full-speed controller. */ - hub_wq =3D alloc_workqueue("usb_hub_wq", WQ_FREEZABLE, 0); + hub_wq =3D alloc_workqueue("usb_hub_wq", WQ_FREEZABLE | WQ_PERCPU, 0); if (hub_wq) return 0; =20 diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/funct= ion/f_hid.c index 740311c4fa24..637ee8de8c00 100644 --- a/drivers/usb/gadget/function/f_hid.c +++ b/drivers/usb/gadget/function/f_hid.c @@ -1254,8 +1254,7 @@ static int hidg_bind(struct usb_configuration *c, str= uct usb_function *f) =20 INIT_WORK(&hidg->work, get_report_workqueue_handler); hidg->workqueue =3D alloc_workqueue("report_work", - WQ_FREEZABLE | - WQ_MEM_RECLAIM, + WQ_FREEZABLE | WQ_MEM_RECLAIM | WQ_PERCPU, 1); =20 if (!hidg->workqueue) { diff --git a/drivers/usb/storage/uas.c b/drivers/usb/storage/uas.c index 4ed0dc19afe0..0657f5f7a51f 100644 --- a/drivers/usb/storage/uas.c +++ b/drivers/usb/storage/uas.c @@ -1265,7 +1265,7 @@ static int __init uas_init(void) { int rv; =20 - workqueue =3D alloc_workqueue("uas", WQ_MEM_RECLAIM, 0); + workqueue =3D alloc_workqueue("uas", WQ_MEM_RECLAIM | WQ_PERCPU, 0); if (!workqueue) return -ENOMEM; =20 diff --git a/drivers/usb/typec/anx7411.c b/drivers/usb/typec/anx7411.c index 0ae0a5ee3fae..2e8ae1d2faf9 100644 --- a/drivers/usb/typec/anx7411.c +++ b/drivers/usb/typec/anx7411.c @@ -1516,8 +1516,7 @@ static int anx7411_i2c_probe(struct i2c_client *clien= t) =20 INIT_WORK(&plat->work, anx7411_work_func); plat->workqueue =3D alloc_workqueue("anx7411_work", - WQ_FREEZABLE | - WQ_MEM_RECLAIM, + WQ_FREEZABLE | WQ_MEM_RECLAIM | WQ_PERCPU, 1); if (!plat->workqueue) { dev_err(dev, "fail to create work queue\n"); diff --git a/drivers/vdpa/vdpa_user/vduse_dev.c b/drivers/vdpa/vdpa_user/vd= use_dev.c index 6a9a37351310..958a1454de2c 100644 --- a/drivers/vdpa/vdpa_user/vduse_dev.c +++ b/drivers/vdpa/vdpa_user/vduse_dev.c @@ -2172,7 +2172,8 @@ static int vduse_init(void) if (!vduse_irq_wq) goto err_wq; =20 - vduse_irq_bound_wq =3D alloc_workqueue("vduse-irq-bound", WQ_HIGHPRI, 0); + vduse_irq_bound_wq =3D alloc_workqueue("vduse-irq-bound", + WQ_HIGHPRI | WQ_PERCPU, 0); if (!vduse_irq_bound_wq) goto err_bound_wq; =20 diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloo= n.c index 89da052f4f68..d26fd2d910ac 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -987,7 +987,8 @@ static int virtballoon_probe(struct virtio_device *vdev) goto out_del_vqs; } vb->balloon_wq =3D alloc_workqueue("balloon-wq", - WQ_FREEZABLE | WQ_CPU_INTENSIVE, 0); + WQ_FREEZABLE | WQ_CPU_INTENSIVE | WQ_PERCPU, + 0); if (!vb->balloon_wq) { err =3D -ENOMEM; goto out_del_vqs; diff --git a/drivers/xen/privcmd.c b/drivers/xen/privcmd.c index 13a10f3294a8..db29356cb92e 100644 --- a/drivers/xen/privcmd.c +++ b/drivers/xen/privcmd.c @@ -1093,7 +1093,8 @@ static long privcmd_ioctl_irqfd(struct file *file, vo= id __user *udata) =20 static int privcmd_irqfd_init(void) { - irqfd_cleanup_wq =3D alloc_workqueue("privcmd-irqfd-cleanup", 0, 0); + irqfd_cleanup_wq =3D alloc_workqueue("privcmd-irqfd-cleanup", WQ_PERCPU, + 0); if (!irqfd_cleanup_wq) return -ENOMEM; =20 --=20 2.51.0