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Haris Iqbal" , Jack Wang , Jason Gunthorpe , Leon Romanovsky Subject: [PATCH] RDMA/rtrs: add WQ_PERCPU to alloc_workqueue users Date: Thu, 5 Mar 2026 16:41:17 +0100 Message-ID: <20260305154117.326472-1-marco.crivellari@suse.com> X-Mailer: git-send-email 2.52.0 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 This continues the effort to refactor workqueue APIs, which began with the introduction of new workqueues and a new alloc_workqueue flag in: commit 128ea9f6ccfb ("workqueue: Add system_percpu_wq and system_dfl_wq") commit 930c2ea566af ("workqueue: Add new WQ_PERCPU flag") The refactoring is going to alter the default behavior of alloc_workqueue() to be unbound by 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. For more details see the Link tag below. In order to keep alloc_workqueue() behavior identical, explicitly request WQ_PERCPU. Link: https://lore.kernel.org/all/20250221112003.1dSuoGyc@linutronix.de/ Suggested-by: Tejun Heo Signed-off-by: Marco Crivellari --- drivers/infiniband/ulp/rtrs/rtrs-clt.c | 2 +- drivers/infiniband/ulp/rtrs/rtrs-srv.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ul= p/rtrs/rtrs-clt.c index 3362362f9e2e..e351552733df 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -3219,7 +3219,7 @@ 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 0140bfaed721..6482ad859bd1 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c @@ -2385,7 +2385,7 @@ 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; --=20 2.52.0