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| author | Max Zhen <max.zhen@amd.com> | 2026-03-25 18:06:42 -0700 |
|---|---|---|
| committer | Lizhi Hou <lizhi.hou@amd.com> | 2026-03-26 09:07:21 -0700 |
| commit | d946347edc4f0a7b846325323d77e936a4c90d0f (patch) | |
| tree | a6169451655e1bb4812b7ab4078e28e9a0939b1b /tools/perf/scripts/python | |
| parent | 3bce3fdd1ff2ba242f76ab66659fff27207299f1 (diff) | |
accel/amdxdna: Fix leak when pinning ubuf pages
When pin_user_pages_fast() returns fewer pages than requested, the pages
that were successfully pinned are not released, leading to a leak.
Fix this by unpinning any partially pinned pages before returning failure.
Fixes: bd72d4acda10 ("accel/amdxdna: Support user space allocated buffer")
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
Signed-off-by: Max Zhen <max.zhen@amd.com>
Signed-off-by: Lizhi Hou <lizhi.hou@amd.com>
Link: https://patch.msgid.link/20260326010642.2596525-1-lizhi.hou@amd.com
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions