Ketan Patil f650780b9f video: tegra: nvmap: Avoid double updation of RSS counter ...

The RSS counter is updated during buffer allocation as well as mmap,
which is leading to double updation. Fix this by decrementing the RSS
counter during page fault while increment it back during unmap flow.

Bug 5222690

Change-Id: I77972185f20d9d710571cc07ae1c5188060bfa1f
Signed-off-by: Ketan Patil <ketanp@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3447073
(cherry picked from commit 5ef68aa58f)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3458548
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
Tested-by: Amulya Yarlagadda <ayarlagadda@nvidia.com>
Reviewed-by: Amulya Yarlagadda <ayarlagadda@nvidia.com>

2025-09-25 14:36:08 -07:00

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tegra

video: tegra: nvmap: Avoid double updation of RSS counter

2025-09-25 14:36:08 -07:00