Lauri Peltonen ae22cda010 gpu: nvgpu: Improve locking in semaphore_gk20a.c ...

Fix some possible race conditions when manipulating the mapping list of
semaphore pools.

Acquire a reference to the vm in gk20a_semaphore_pool_map, and release
that reference in gk20a_semaphore_pool_unmap.

Bug 1450122

Change-Id: I204e9c3dffd5162538b93e628d016dc06b3a5fb6
Signed-off-by: Lauri Peltonen <lpeltonen@nvidia.com>
Reviewed-on: http://git-master/r/422160
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>

2015-03-18 12:10:10 -07:00

..

nvgpu

gpu: nvgpu: Improve locking in semaphore_gk20a.c

2015-03-18 12:10:10 -07:00