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drm/amdgpu: refine poison creation interrupt handler

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In order to apply to the case where a large number
of ras poison interrupts:
1. Change to use variable to record poison creation
   requests to avoid fifo full.
2. Prioritize handling poison creation requests
   instead of following the order of requests
   received by the driver.

Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
YiPeng Chai
2024-06-24 11:26:00 +08:00
committed by Alex Deucher
parent cbda2758d8
commit 5f08275cfd
2 changed files with 18 additions and 22 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
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@@ -532,6 +532,7 @@ struct amdgpu_ras {
wait_queue_head_t page_retirement_wq;
struct mutex page_retirement_lock;
atomic_t page_retirement_req_cnt;
atomic_t poison_creation_count;
struct mutex page_rsv_lock;
DECLARE_KFIFO(poison_fifo, struct ras_poison_msg, 128);
struct ras_ecc_log_info umc_ecc_log;