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[203.221.156.192]) by smtp.gmail.com with ESMTPSA id w184sm18803382pgb.71.2021.01.25.20.54.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 25 Jan 2021 20:54:18 -0800 (PST) From: Nicholas Piggin To: linux-mm@kvack.org, Andrew Morton Cc: Nicholas Piggin , linux-kernel@vger.kernel.org, Christoph Hellwig , Marek Szyprowski , Robin Murphy , iommu@lists.linux-foundation.org Subject: [PATCH 2/5] kernel/dma: remove unnecessary unmap_kernel_range Date: Tue, 26 Jan 2021 14:54:01 +1000 Message-Id: <20210126045404.2492588-3-npiggin@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20210126045404.2492588-1-npiggin@gmail.com> References: <20210126045404.2492588-1-npiggin@gmail.com> MIME-Version: 1.0 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: vunmap will remove ptes. Cc: Christoph Hellwig Cc: Marek Szyprowski Cc: Robin Murphy Cc: iommu@lists.linux-foundation.org Signed-off-by: Nicholas Piggin Reviewed-by: Christoph Hellwig --- kernel/dma/remap.c | 1 - 1 file changed, 1 deletion(-) diff --git a/kernel/dma/remap.c b/kernel/dma/remap.c index 905c3fa005f1..b4526668072e 100644 --- a/kernel/dma/remap.c +++ b/kernel/dma/remap.c @@ -66,6 +66,5 @@ void dma_common_free_remap(void *cpu_addr, size_t size) return; } - unmap_kernel_range((unsigned long)cpu_addr, PAGE_ALIGN(size)); vunmap(cpu_addr); }