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Tsirkin" , Marcel Apfelbaum , Paolo Bonzini , Richard Henderson , Eduardo Habkost , Peter Xu , Jason Wang Cc: Ani Sinha , Markus Armbruster , Philippe Mathieu-Daude , qemu-devel@nongnu.org Subject: [PATCH] hw/i386: changes towards enabling -Wshadow=local Date: Sat, 23 Sep 2023 08:03:34 +0530 Message-Id: <20230923023334.41537-1-anisinha@redhat.com> X-Mailer: git-send-email 2.39.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=anisinha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1695436532755100003 Content-Type: text/plain; charset="utf-8" Code changes that addresses all compiler complaints coming from enabling -Wshadow flags. Enabling -Wshadow catches cases of local variables shadowing other local variables or parameters. These makes the code confusing and/or = adds bugs that are difficult to catch. CC: Markus Armbruster CC: Philippe Mathieu-Daude CC: mst@redhat.com Message-Id: <87r0mqlf9x.fsf@pond.sub.org> Signed-off-by: Ani Sinha Reviewed-by: Daniel P. Berrang=C3=A9 Reviewed-by: Peter Xu --- hw/i386/acpi-microvm.c | 12 ++++++------ hw/i386/intel_iommu.c | 8 ++++---- hw/i386/pc.c | 1 - hw/i386/x86.c | 2 -- 4 files changed, 10 insertions(+), 13 deletions(-) diff --git a/hw/i386/acpi-microvm.c b/hw/i386/acpi-microvm.c index a075360d85..6e4f8061eb 100644 --- a/hw/i386/acpi-microvm.c +++ b/hw/i386/acpi-microvm.c @@ -78,18 +78,18 @@ static void acpi_dsdt_add_virtio(Aml *scope, hwaddr base =3D VIRTIO_MMIO_BASE + index * 512; hwaddr size =3D 512; =20 - Aml *dev =3D aml_device("VR%02u", (unsigned)index); - aml_append(dev, aml_name_decl("_HID", aml_string("LNRO0005"))); - aml_append(dev, aml_name_decl("_UID", aml_int(index))); - aml_append(dev, aml_name_decl("_CCA", aml_int(1))); + Aml *adev =3D aml_device("VR%02u", (unsigned)index); + aml_append(adev, aml_name_decl("_HID", aml_string("LNRO0005"))= ); + aml_append(adev, aml_name_decl("_UID", aml_int(index))); + aml_append(adev, aml_name_decl("_CCA", aml_int(1))); =20 Aml *crs =3D aml_resource_template(); aml_append(crs, aml_memory32_fixed(base, size, AML_READ_WRITE)= ); aml_append(crs, aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_H= IGH, AML_EXCLUSIVE, &irq, 1)); - aml_append(dev, aml_name_decl("_CRS", crs)); - aml_append(scope, dev); + aml_append(adev, aml_name_decl("_CRS", crs)); + aml_append(scope, adev); } } } diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c index c0ce896668..c1fb69170f 100644 --- a/hw/i386/intel_iommu.c +++ b/hw/i386/intel_iommu.c @@ -3770,9 +3770,9 @@ static void vtd_address_space_unmap(VTDAddressSpace *= as, IOMMUNotifier *n) while (remain >=3D VTD_PAGE_SIZE) { IOMMUTLBEvent event; uint64_t mask =3D dma_aligned_pow2_mask(start, end, s->aw_bits); - uint64_t size =3D mask + 1; + uint64_t sz =3D mask + 1; =20 - assert(size); + assert(sz); =20 event.type =3D IOMMU_NOTIFIER_UNMAP; event.entry.iova =3D start; @@ -3784,8 +3784,8 @@ static void vtd_address_space_unmap(VTDAddressSpace *= as, IOMMUNotifier *n) =20 memory_region_notify_iommu_one(n, &event); =20 - start +=3D size; - remain -=3D size; + start +=3D sz; + remain -=3D sz; } =20 assert(!remain); diff --git a/hw/i386/pc.c b/hw/i386/pc.c index 3db0743f31..e7a233e886 100644 --- a/hw/i386/pc.c +++ b/hw/i386/pc.c @@ -1116,7 +1116,6 @@ void pc_memory_init(PCMachineState *pcms, =20 if (machine->device_memory) { uint64_t *val =3D g_malloc(sizeof(*val)); - PCMachineClass *pcmc =3D PC_MACHINE_GET_CLASS(pcms); uint64_t res_mem_end =3D machine->device_memory->base; =20 if (!pcmc->broken_reserved_end) { diff --git a/hw/i386/x86.c b/hw/i386/x86.c index f034df8bf6..b3d054889b 100644 --- a/hw/i386/x86.c +++ b/hw/i386/x86.c @@ -365,8 +365,6 @@ void x86_cpu_pre_plug(HotplugHandler *hotplug_dev, =20 cpu_slot =3D x86_find_cpu_slot(MACHINE(x86ms), cpu->apic_id, &idx); if (!cpu_slot) { - MachineState *ms =3D MACHINE(x86ms); - x86_topo_ids_from_apicid(cpu->apic_id, &topo_info, &topo_ids); error_setg(errp, "Invalid CPU [socket: %u, die: %u, core: %u, thread: %u] with" --=20 2.39.1