Sami Kiminki 69e032653d gpu: nvgpu: Add synchronization to comptag alloc and clearing ...

Comptags allocation and clearing was not synchronized for a
buffer. Fix this race by serializing the operations with the
gk20a_dmabuf_priv lock. While doing that, add an error check in
the cbc_ctrl call.

Bug 1902982

Change-Id: Icd96f1855eb5e5340651bcc85849b5ccc199b821
Signed-off-by: Sami Kiminki <skiminki@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1597904
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2017-11-15 13:26:19 -08:00

..

nvgpu

gpu: nvgpu: Add synchronization to comptag alloc and clearing

2017-11-15 13:26:19 -08:00

Makefile

nvgpu: use kernel overlay features

2017-10-29 11:00:55 -07:00