drm: ast,cirrus,mgag200: use drm_can_sleep
authorDave Airlie <airlied@redhat.com>
Thu, 23 Jan 2014 23:50:18 +0000 (09:50 +1000)
committerDave Airlie <airlied@redhat.com>
Wed, 29 Jan 2014 00:51:52 +0000 (10:51 +1000)
commitf4b4718b61d1d5a7442a4fd6863ea80c3a10e508
tree315751b7a57c6b2e953b1013a58c1104fb2e6ca2
parent821b4db3b62139d51cf14090dfab07fb09cb3a6b
drm: ast,cirrus,mgag200: use drm_can_sleep

these 3 were checking in_interrupt but we have situations where
calling vunmap under this could cause a BUG to be hit in
smp_call_function_many. Use the drm_can_sleep macro instead,
which should stop this path from been taken in this case.

Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/ast/ast_fb.c
drivers/gpu/drm/cirrus/cirrus_fbdev.c
drivers/gpu/drm/mgag200/mgag200_fb.c