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Mon, 14 Sep 2020 06:29:29 -0700 (PDT) From: "=?UTF-8?q?Christian=20K=C3=B6nig?=" X-Google-Original-From: =?UTF-8?q?Christian=20K=C3=B6nig?= To: akpm@linux-foundation.org Cc: sumit.semwal@linaro.org, linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 1/2] drm/shmem-helpers: revert "Redirect mmap for imported dma-buf" Date: Mon, 14 Sep 2020 15:29:19 +0200 Message-Id: <20200914132920.59183-2-christian.koenig@amd.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200914132920.59183-1-christian.koenig@amd.com> References: <20200914132920.59183-1-christian.koenig@amd.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Rspamd-Queue-Id: 926BE18229835 X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam01 Content-Transfer-Encoding: quoted-printable X-Bogosity: Ham, tests=bogofilter, spamicity=0.001271, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: This reverts commit 26d3ac3cb04d171a861952e89324e347598a347f. We need to figure out if dma_buf_mmap() is valid or not first. Signed-off-by: Christian K=C3=B6nig --- drivers/gpu/drm/drm_gem_shmem_helper.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/gpu/drm/drm_gem_shmem_helper.c b/drivers/gpu/drm/drm= _gem_shmem_helper.c index 0a952f27c184..cd727343f72b 100644 --- a/drivers/gpu/drm/drm_gem_shmem_helper.c +++ b/drivers/gpu/drm/drm_gem_shmem_helper.c @@ -594,9 +594,6 @@ int drm_gem_shmem_mmap(struct drm_gem_object *obj, st= ruct vm_area_struct *vma) /* Remove the fake offset */ vma->vm_pgoff -=3D drm_vma_node_start(&obj->vma_node); =20 - if (obj->import_attach) - return dma_buf_mmap(obj->dma_buf, vma, 0); - shmem =3D to_drm_gem_shmem_obj(obj); =20 ret =3D drm_gem_shmem_get_pages(shmem); --=20 2.17.1