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0092130675
when multithreading access sysfs of amdgpu_pm_info at the sametime. the swsmu driver cause smu firmware hang. eg: single thread access: Message A + Param A ==> right Message B + Param B ==> right Message C + Param C ==> right multithreading access: Message A + Param B ==> error Message B + Param A ==> error Message C + Param C ==> right the patch will add sensor lock(mutex) to avoid this error. Signed-off-by: Kevin Wang <kevin1.wang@amd.com> Reviewed-by: Kenneth Feng <kenneth.feng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org # 5.3.x |
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| .. | ||
| hwmgr | ||
| inc | ||
| smumgr | ||
| amd_powerplay.c | ||
| amdgpu_smu.c | ||
| arcturus_ppt.c | ||
| arcturus_ppt.h | ||
| Makefile | ||
| navi10_ppt.c | ||
| navi10_ppt.h | ||
| renoir_ppt.c | ||
| renoir_ppt.h | ||
| smu_v11_0.c | ||
| smu_v12_0.c | ||
| vega20_ppt.c | ||
| vega20_ppt.h | ||