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[34.143.210.2]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-30a34a119ffsm32042a91.21.2025.04.29.14.47.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Apr 2025 14:47:56 -0700 (PDT) Date: Tue, 29 Apr 2025 21:47:46 +0000 From: Pranjal Shrivastava To: Nicolin Chen Cc: jgg@nvidia.com, kevin.tian@intel.com, corbet@lwn.net, will@kernel.org, bagasdotme@gmail.com, robin.murphy@arm.com, joro@8bytes.org, thierry.reding@gmail.com, vdumpa@nvidia.com, jonathanh@nvidia.com, shuah@kernel.org, jsnitsel@redhat.com, nathan@kernel.org, peterz@infradead.org, yi.l.liu@intel.com, mshavit@google.com, zhangzekun11@huawei.com, iommu@lists.linux.dev, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kselftest@vger.kernel.org, patches@lists.linux.dev, mochs@nvidia.com, alok.a.tiwari@oracle.com, vasant.hegde@amd.com Subject: Re: [PATCH v2 18/22] iommu/tegra241-cmdqv: Use request_threaded_irq Message-ID: References: Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Fri, Apr 25, 2025 at 10:58:13PM -0700, Nicolin Chen wrote: > A vIRQ can be reported only from a threaded IRQ context. Change to use > to request_threaded_irq to support that. > > Signed-off-by: Nicolin Chen Acked-by: Pranjal Shrivastava > --- > drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c b/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c > index dd7d030d2e89..ba029f7d24ce 100644 > --- a/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c > +++ b/drivers/iommu/arm/arm-smmu-v3/tegra241-cmdqv.c > @@ -824,8 +824,9 @@ __tegra241_cmdqv_probe(struct arm_smmu_device *smmu, struct resource *res, > cmdqv->dev = smmu->impl_dev; > > if (cmdqv->irq > 0) { > - ret = request_irq(irq, tegra241_cmdqv_isr, 0, "tegra241-cmdqv", > - cmdqv); > + ret = request_threaded_irq(irq, NULL, tegra241_cmdqv_isr, > + IRQF_ONESHOT, "tegra241-cmdqv", > + cmdqv); > if (ret) { > dev_err(cmdqv->dev, "failed to request irq (%d): %d\n", > cmdqv->irq, ret); > -- > 2.43.0 >