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[216.228.112.21]) by smtp.gmail.com with ESMTPSA id u69sm111740800pgu.77.2019.08.06.18.33.55 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Tue, 06 Aug 2019 18:33:56 -0700 (PDT) From: john.hubbard@gmail.com X-Google-Original-From: jhubbard@nvidia.com To: Andrew Morton Subject: [PATCH v3 08/41] drm/i915: convert put_page() to put_user_page*() Date: Tue, 6 Aug 2019 18:33:07 -0700 Message-Id: <20190807013340.9706-9-jhubbard@nvidia.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: <20190807013340.9706-1-jhubbard@nvidia.com> References: <20190807013340.9706-1-jhubbard@nvidia.com> MIME-Version: 1.0 X-NVConfidentiality: public X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190806_183358_256446_836EAFE2 X-CRM114-Status: GOOD ( 12.44 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-fbdev@vger.kernel.org, Jan Kara , kvm@vger.kernel.org, David Airlie , Dave Hansen , Dave Chinner , dri-devel@lists.freedesktop.org, linux-mm@kvack.org, sparclinux@vger.kernel.org, Ira Weiny , ceph-devel@vger.kernel.org, devel@driverdev.osuosl.org, rds-devel@oss.oracle.com, linux-rdma@vger.kernel.org, x86@kernel.org, amd-gfx@lists.freedesktop.org, Christoph Hellwig , Jason Gunthorpe , xen-devel@lists.xenproject.org, devel@lists.orangefs.org, linux-media@vger.kernel.org, Joonas Lahtinen , John Hubbard , intel-gfx@lists.freedesktop.org, Jani Nikula , linux-block@vger.kernel.org, =?UTF-8?q?J=C3=A9r=C3=B4me=20Glisse?= , linux-rpi-kernel@lists.infradead.org, Rodrigo Vivi , Dan Williams , linux-arm-kernel@lists.infradead.org, linux-nfs@vger.kernel.org, netdev@vger.kernel.org, LKML , linux-xfs@vger.kernel.org, linux-crypto@vger.kernel.org, linux-fsdevel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: John Hubbard For pages that were retained via get_user_pages*(), release those pages via the new put_user_page*() routines, instead of via put_page() or release_pages(). This is part a tree-wide conversion, as described in commit fc1d8e7cca2d ("mm: introduce put_user_page*(), placeholder versions"). This is a merge-able version of the fix, because it restricts itself to put_user_page() and put_user_pages(), both of which have not changed their APIs. Later, i915_gem_userptr_put_pages() can be simplified to use put_user_pages_dirty_lock(). Acked-by: Rodrigo Vivi Cc: Jani Nikula Cc: Joonas Lahtinen Cc: David Airlie Cc: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org Signed-off-by: John Hubbard --- drivers/gpu/drm/i915/gem/i915_gem_userptr.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c index 2caa594322bc..76dda2923cf1 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_userptr.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_userptr.c @@ -527,7 +527,7 @@ __i915_gem_userptr_get_pages_worker(struct work_struct *_work) } mutex_unlock(&obj->mm.lock); - release_pages(pvec, pinned); + put_user_pages(pvec, pinned); kvfree(pvec); i915_gem_object_put(obj); @@ -640,7 +640,7 @@ static int i915_gem_userptr_get_pages(struct drm_i915_gem_object *obj) __i915_gem_userptr_set_active(obj, true); if (IS_ERR(pages)) - release_pages(pvec, pinned); + put_user_pages(pvec, pinned); kvfree(pvec); return PTR_ERR_OR_ZERO(pages); @@ -675,7 +675,7 @@ i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj, set_page_dirty_lock(page); mark_page_accessed(page); - put_page(page); + put_user_page(page); } obj->mm.dirty = false; -- 2.22.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel