Alex Waterman 4f693d032a gpu: nvgpu: Change va_node free behavior ...

Decrement the ref count on all mapped_buffers belonging to a va_node
when a va_node is freed. This prevents userspace from leaking some
mapped_buffers in some cases.

This does prevent userspace from keeping a buffer around after freeing
a space allocation if the buffer in question is not otherwise ref
counted. Not sure if this is a bad thing for userspace or not.

Bug 1600686

Change-Id: I659ccbda5935d44086fd367bd2110f7d0f066194
Signed-off-by: Alex Waterman <alexw@nvidia.com>
Reviewed-on: http://git-master/r/676629
Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>
Tested-by: Terje Bergstrom <tbergstrom@nvidia.com>

2015-04-04 18:04:19 -07:00

drivers/gpu/nvgpu

gpu: nvgpu: Change va_node free behavior

2015-04-04 18:04:19 -07:00

include

gpu: nvgpu: vgpu: handle fifo and gr exceptions

2015-04-04 18:03:43 -07:00

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42 MiB