Ketan Patil b27a1a79ee 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/+/3442670
(cherry picked from commit 1c59063ce7)
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3453103
Reviewed-by: Amulya Yarlagadda <ayarlagadda@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
Tested-by: Amulya Yarlagadda <ayarlagadda@nvidia.com>

2025-09-18 10:19:09 -07:00

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