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Bottomley" , "Martin K. Petersen" , Alexander Potapenko , Andrew Morton , Brendan Jackman , Christoph Lameter , Dennis Zhou , Dmitry Vyukov , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, iommu@lists.linux.dev, io-uring@vger.kernel.org, Jason Gunthorpe , Jens Axboe , Johannes Weiner , John Hubbard , kasan-dev@googlegroups.com, kvm@vger.kernel.org, "Liam R. Howlett" , Linus Torvalds , linux-arm-kernel@axis.com, linux-arm-kernel@lists.infradead.org, linux-crypto@vger.kernel.org, linux-ide@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-mips@vger.kernel.org, linux-mmc@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, Lorenzo Stoakes , Marco Elver , Marek Szyprowski , Michal Hocko , Mike Rapoport , Muchun Song , netdev@vger.kernel.org, Oscar Salvador , Peter Xu , Robin Murphy , Suren Baghdasaryan , Tejun Heo , virtualization@lists.linux.dev, Vlastimil Babka , wireguard@lists.zx2c4.com, x86@kernel.org, Zi Yan Subject: [PATCH v1 30/36] scsi: sg: drop nth_page() usage within SG entry Date: Thu, 28 Aug 2025 00:01:34 +0200 Message-ID: <20250827220141.262669-31-david@redhat.com> In-Reply-To: <20250827220141.262669-1-david@redhat.com> References: <20250827220141.262669-1-david@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 X-Stat-Signature: 4qiqm5rf88ngmjocfmj3utesxcabxpj7 X-Rspam-User: X-Rspamd-Queue-Id: 160051A0003 X-Rspamd-Server: rspam01 X-HE-Tag: 1756332649-650857 X-HE-Meta: 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 Gcrgl+s3 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 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: List-Subscribe: List-Unsubscribe: It's no longer required to use nth_page() when iterating pages within a single SG entry, so let's drop the nth_page() usage. Reviewed-by: Bart Van Assche Cc: Doug Gilbert Cc: "James E.J. Bottomley" Cc: "Martin K. Petersen" Signed-off-by: David Hildenbrand --- drivers/scsi/sg.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c index 3c02a5f7b5f39..4c62c597c7be9 100644 --- a/drivers/scsi/sg.c +++ b/drivers/scsi/sg.c @@ -1235,8 +1235,7 @@ sg_vma_fault(struct vm_fault *vmf) len = vma->vm_end - sa; len = (len < length) ? len : length; if (offset < len) { - struct page *page = nth_page(rsv_schp->pages[k], - offset >> PAGE_SHIFT); + struct page *page = rsv_schp->pages[k] + (offset >> PAGE_SHIFT); get_page(page); /* increment page count */ vmf->page = page; return 0; /* success */ -- 2.50.1