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Thu, 09 Jan 2025 18:44:41 -0800 (PST) Received: from ghost ([2601:647:6700:64d0:691c:638a:ff10:3765]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-72d405491b8sm535145b3a.9.2025.01.09.18.44.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Jan 2025 18:44:41 -0800 (PST) Date: Thu, 9 Jan 2025 18:44:39 -0800 From: Charlie Jenkins To: guoren@kernel.org Cc: tjeznach@rivosinc.com, joro@8bytes.org, will@kernel.org, robin.murphy@arm.com, paul.walmsley@sifive.com, palmer@dabbelt.com, baolu.lu@linux.intel.com, zong.li@sifive.com, iommu@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Guo Ren Subject: Re: [PATCH] iommu/riscv: Fixup compile warning Message-ID: References: <20250103024616.3359159-1-guoren@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20250103024616.3359159-1-guoren@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250109_184442_926671_B328BEFF X-CRM114-Status: GOOD ( 17.10 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Thu, Jan 02, 2025 at 09:46:16PM -0500, guoren@kernel.org wrote: > From: Guo Ren > > When __BITS_PER_LONG == 32, size_t is defined as unsigned int rather > than unsigned long. Therefore, we should use size_t to avoid > type-checking errors. > > Fixes: 488ffbf18171 ("iommu/riscv: Paging domain support") > Signed-off-by: Guo Ren > Signed-off-by: Guo Ren > Cc: Tomasz Jeznach > --- > drivers/iommu/riscv/iommu.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/iommu/riscv/iommu.c b/drivers/iommu/riscv/iommu.c > index 8a05def774bd..38d381164385 100644 > --- a/drivers/iommu/riscv/iommu.c > +++ b/drivers/iommu/riscv/iommu.c > @@ -1270,7 +1270,7 @@ static phys_addr_t riscv_iommu_iova_to_phys(struct iommu_domain *iommu_domain, > dma_addr_t iova) > { > struct riscv_iommu_domain *domain = iommu_domain_to_riscv(iommu_domain); > - unsigned long pte_size; > + size_t pte_size; riscv_iommu_pte_fetch() expects size_t so even though ILP32 isn't currently supported in the kernel, this change makes sense. Reviewed-by: Charlie Jenkins > unsigned long *ptr; > > ptr = riscv_iommu_pte_fetch(domain, iova, &pte_size); > -- > 2.40.1 > > > _______________________________________________ > linux-riscv mailing list > linux-riscv@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-riscv _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv