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[2003:d8:2f26:ba00:803:6ec5:9918:6fd]) by smtp.gmail.com with UTF8SMTPSA id 5b1f17b1804b1-45b50e3a551sm8831035e9.19.2025.08.21.13.08.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 21 Aug 2025 13:08:16 -0700 (PDT) From: David Hildenbrand To: linux-kernel@vger.kernel.org Cc: David Hildenbrand , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , 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 RFC 25/35] drm/i915/gem: drop nth_page() usage within SG entry Date: Thu, 21 Aug 2025 22:06:51 +0200 Message-ID: <20250821200701.1329277-26-david@redhat.com> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250821200701.1329277-1-david@redhat.com> References: <20250821200701.1329277-1-david@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: eKNDLaI9s-N50BLKBQzPMOPXZIml5i3y78Opi2YeOIE_1755806898 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-HE-Meta: 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 s6CaEI8c 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 X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: BD287100010 X-Stat-Signature: mufd7ih33iqjpd535yujgaf7ahocd6hd X-Rspam-User: X-HE-Tag-Orig: 1755806901-439824 X-HE-Tag: 1755806904-830372 X-HE-Meta: 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 eypymGyu 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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. Cc: Jani Nikula Cc: Joonas Lahtinen Cc: Rodrigo Vivi Cc: Tvrtko Ursulin Cc: David Airlie Cc: Simona Vetter Signed-off-by: David Hildenbrand --- drivers/gpu/drm/i915/gem/i915_gem_pages.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_pages.c b/drivers/gpu/drm/i915/gem/i915_gem_pages.c index c16a57160b262..031d7acc16142 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_pages.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_pages.c @@ -779,7 +779,7 @@ __i915_gem_object_get_page(struct drm_i915_gem_object *obj, pgoff_t n) GEM_BUG_ON(!i915_gem_object_has_struct_page(obj)); sg = i915_gem_object_get_sg(obj, n, &offset); - return nth_page(sg_page(sg), offset); + return sg_page(sg) + offset; } /* Like i915_gem_object_get_page(), but mark the returned page dirty */ -- 2.50.1