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authorChris Wilson <chris@chris-wilson.co.uk>2020-01-30 14:39:31 +0000
committerJani Nikula <jani.nikula@intel.com>2020-02-12 13:24:45 +0200
commit2933803bdcd8ac67c0b97a0bb158e0762d5ae236 (patch)
tree00ed87781a2d624f9e083b34dcaf50274e3a49c4 /drivers/gpu/drm/nouveau/nvkm/core
parent52144db1309897f279b53e8df8a0d17e1cda7960 (diff)
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drm/i915/gem: Tighten checks and acquiring the mmap object
Make sure we hold the rcu lock as we acquire the rcu protected reference of the object when looking it up from the associated mmap vma. Closes: https://gitlab.freedesktop.org/drm/intel/issues/1083 Fixes: cc662126b413 ("drm/i915: Introduce DRM_I915_GEM_MMAP_OFFSET") Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Cc: Abdiel Janulgue <abdiel.janulgue@linux.intel.com> Cc: Matthew Auld <matthew.auld@intel.com> Reviewed-by: Matthew Auld <matthew.auld@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20200130143931.1906301-1-chris@chris-wilson.co.uk (cherry picked from commit 280d14a69da2e71f43408537c008f2775d5e5360) Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/core')
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