diff options
| author | skadamati <skadamati@nvidia.com> | 2017-06-30 04:47:25 -0400 |
|---|---|---|
| committer | mobile promotions <svcmobile_promotions@nvidia.com> | 2017-07-05 12:36:03 -0400 |
| commit | e768e74df8be8abe8442d958bde7a4a2886694ba (patch) | |
| tree | 9dc9b2adb04e9b2b674cd29267752ed4d3e3807f /drivers/gpu/nvgpu/gp106/sec2_gp106.c | |
| parent | 8b36c45b39d06e273d00cd76180b589727dcde45 (diff) | |
gpu: nvgpu: Fix race condition during poweron
When two or more apps ran simultaneously
First app context sets power_on flag & starts init
Other app context check the power_on flag
and try to use GPU without init completed
Which makes aother apps to assert
Added mutex to synchronize poweron access
Bug 200297265
Change-Id: Ie138f7f43bb0dd3304ed91ae3649a6a4947bee91
Signed-off-by: skadamati <skadamati@nvidia.com>
Reviewed-on: https://git-master/r/1511436
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
Diffstat (limited to 'drivers/gpu/nvgpu/gp106/sec2_gp106.c')
0 files changed, 0 insertions, 0 deletions