drm/amdkfd: Fix rescheduling of restore worker

Handle the case that the restore worker was already scheduled by another
eviction while the restore was in progress.

Fixes: 9a1c1339ab ("drm/amdkfd: Run restore_workers on freezable WQs")
Signed-off-by: Felix Kuehling <felix.kuehling@amd.com>
Reviewed-by: Philip Yang <Philip.Yang@amd.com>
Tested-by: Yunxiang Li <Yunxiang.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
This commit is contained in:
Felix Kuehling 2024-04-19 13:25:58 -04:00 committed by Alex Deucher
parent b0b13d5321
commit e26305f369
1 changed files with 3 additions and 3 deletions

View File

@ -2012,9 +2012,9 @@ static void restore_process_worker(struct work_struct *work)
if (ret) {
pr_debug("Failed to restore BOs of pasid 0x%x, retry after %d ms\n",
p->pasid, PROCESS_BACK_OFF_TIME_MS);
ret = queue_delayed_work(kfd_restore_wq, &p->restore_work,
msecs_to_jiffies(PROCESS_BACK_OFF_TIME_MS));
WARN(!ret, "reschedule restore work failed\n");
if (mod_delayed_work(kfd_restore_wq, &p->restore_work,
msecs_to_jiffies(PROCESS_RESTORE_TIME_MS)))
kfd_process_restore_queues(p);
}
}