Lakshmanan M 8de995d4af gpu: nvgpu: Add proper timeout handling for vidmem clear operations ...

gk20a_fence_wait() api may be interrupted by a signal before actual
its timeout elapsed. This CL does retry (-ERESTARTSYS) mechanism
if gk20a_fence_wait() return before its timeout elapsed.

Bug 200230544

Change-Id: I347ed2004935a8b9413f95dcb6fca2b74bf49f2a
Signed-off-by: Lakshmanan M <lm@nvidia.com>
Reviewed-on: http://git-master/r/1206265
(cherry picked from commit d3ef533942487785d84d109f985ae648eb3c2434)
Reviewed-on: http://git-master/r/1210955
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2016-09-01 09:11:35 -07:00

..

nvgpu

gpu: nvgpu: Add proper timeout handling for vidmem clear operations

2016-09-01 09:11:35 -07:00