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| author | Perry Yuan <perry.yuan@amd.com> | 2026-01-28 13:54:31 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2026-02-03 16:23:11 -0500 |
| commit | 31b153315b8702d0249aa44d83d9fbf42c5c7a79 (patch) | |
| tree | b10910367ad236b10ba9d67b42652eac19c30e34 /tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git | |
| parent | 3cc9398a9ea69b77de01b370463b706c354e52fb (diff) | |
drm/amdgpu: ensure no_hw_access is visible before MMIO
Add a full memory barrier after clearing no_hw_access in
amdgpu_device_mode1_reset() so subsequent PCI state restore
access cannot observe stale state on other CPUs.
Fixes: 7edb503fe4b6 ("drm/amd/pm: Disable MMIO access during SMU Mode 1 reset")
Signed-off-by: Perry Yuan <perry.yuan@amd.com>
Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'tools/perf/lib/Documentation/tutorial/git@git.tavy.me:linux.git')
0 files changed, 0 insertions, 0 deletions