diff options
| author | Dmitry Rogozhkin <dmitry.v.rogozhkin@intel.com> | 2012-10-03 17:15:26 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-20 12:58:53 -0700 |
| commit | f77ce97ae2bc14cd3a340b3ce91008350fc3fa3f (patch) | |
| tree | 4e8d74729ddaf3494747c8d87379b5bc8a54c3c2 /fs/ubifs/commit.c | |
| parent | d039dc5859a079df992b83138e8dec32f5c8fbf0 (diff) | |
drm/i915: EBUSY status handling added to i915_gem_fault().
commit e79e0fe380847493266fba557217e2773c61bd1b upstream.
Subsequent threads returning EBUSY from vm_insert_pfn() was not handled
correctly. As a result concurrent access from new threads to
mmapped data caused SIGBUS.
Note that this fixes i-g-t/tests/gem_threaded_tiled_access.
Tested-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Dmitry Rogozhkin <dmitry.v.rogozhkin@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/ubifs/commit.c')
0 files changed, 0 insertions, 0 deletions