linux_dsm_epyc7002/drivers/gpu/drm/i915/gem
Chris Wilson 505a8ec7e1 Revert "drm/i915/userptr: Acquire the page lock around set_page_dirty()"
The userptr put_pages can be called from inside try_to_unmap, and so
enters with the page lock held on one of the object's backing pages. We
cannot take the page lock ourselves for fear of recursion.

Reported-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reported-by: Martin Wilck <Martin.Wilck@suse.com>
Reported-by: Leo Kraav <leho@kraav.com>
Fixes: aa56a292ce ("drm/i915/userptr: Acquire the page lock around set_page_dirty()")
References: https://bugzilla.kernel.org/show_bug.cgi?id=203317
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Cc: stable@vger.kernel.org
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-09-12 14:55:03 +01:00
..
selftests drm/i915: Stop passing I915_WAIT_LOCKED to i915_request_wait() 2019-06-19 12:58:38 +01:00
i915_gem_busy.c drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gem_clflush.c drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gem_clflush.h drm/i915: Move more GEM objects under gem/ 2019-05-28 12:45:29 +01:00
i915_gem_client_blt.c drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gem_client_blt.h drm/i915: add in-kernel blitter client 2019-05-30 12:01:44 +01:00
i915_gem_context_types.h drm/i915: Pull kref into i915_address_space 2019-06-11 11:44:24 +01:00
i915_gem_context.c drm/i915/gtt: Use a common type for page directories 2019-06-17 16:30:54 +03:00
i915_gem_context.h drm/i915: Keep contexts pinned until after the next kernel context switch 2019-06-14 19:03:32 +01:00
i915_gem_dmabuf.c drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gem_domain.c drm/i915: move modesetting core code under display/ 2019-06-17 11:48:32 +03:00
i915_gem_execbuffer.c drm/i915: Remove redundant user_access_end() from __copy_from_user() error path 2019-08-09 23:13:25 +02:00
i915_gem_fence.c drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gem_internal.c drm/i915: Pull scatterlist utils out of i915_gem.h 2019-05-28 12:45:29 +01:00
i915_gem_ioctls.h
i915_gem_mman.c drm/i915: Mark expected switch fall-throughs 2019-07-25 20:13:47 -05:00
i915_gem_object_blt.c drm/i915: Pull kref into i915_address_space 2019-06-11 11:44:24 +01:00
i915_gem_object_blt.h drm/i915: add in-kernel blitter client 2019-05-30 12:01:44 +01:00
i915_gem_object_types.h drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gem_object.c drm/i915: Skip shrinking already freed pages 2019-06-18 18:09:08 +01:00
i915_gem_object.h drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gem_pages.c drm/i915: Mark expected switch fall-throughs 2019-07-25 20:13:47 -05:00
i915_gem_phys.c drm/i915: Pull scatterlist utils out of i915_gem.h 2019-05-28 12:45:29 +01:00
i915_gem_pm.c drm/i915: Lift intel_engines_resume() to callers 2019-08-01 13:21:38 +03:00
i915_gem_pm.h drm/i915: Move more GEM objects under gem/ 2019-05-28 12:45:29 +01:00
i915_gem_shmem.c drm/i915: Track the purgeable objects on a separate eviction list 2019-05-31 21:23:51 +01:00
i915_gem_shrinker.c drm/i915: Skip shrinking already freed pages 2019-06-18 18:09:08 +01:00
i915_gem_stolen.c drm/i915: Combine unbound/bound list tracking for objects 2019-06-12 13:36:43 +01:00
i915_gem_throttle.c drm/i915: Move GEM client throttling to its own file 2019-05-28 12:45:29 +01:00
i915_gem_tiling.c drm/i915: Move more GEM objects under gem/ 2019-05-28 12:45:29 +01:00
i915_gem_userptr.c Revert "drm/i915/userptr: Acquire the page lock around set_page_dirty()" 2019-09-12 14:55:03 +01:00
i915_gem_wait.c drm/i915: Use drm_gem_object.resv 2019-06-18 15:30:32 +01:00
i915_gemfs.c drm/i915: Move more GEM objects under gem/ 2019-05-28 12:45:29 +01:00
i915_gemfs.h drm/i915: Move more GEM objects under gem/ 2019-05-28 12:45:29 +01:00
Makefile
Makefile.header-test