From: Philip Yang <Philip.Yang@amd.com>
Date: Thu, 20 Feb 2025 21:02:13 +0000 (-0500)
Subject: drm/amdkfd: Fix pqm_destroy_queue race with GPU reset
X-Git-Tag: v5.4.293~145
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f2fac9a701ebe2d68a2c9500715f635d6df193c2;p=thirdparty%2Fkernel%2Fstable.git

drm/amdkfd: Fix pqm_destroy_queue race with GPU reset

[ Upstream commit 7919b4cad5545ed93778f11881ceee72e4dbed66 ]

If GPU in reset, destroy_queue return -EIO, pqm_destroy_queue should
delete the queue from process_queue_list and free the resource.

Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
index 7e6c3ee82f5b2..234a09b60c552 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
@@ -380,7 +380,7 @@ int pqm_destroy_queue(struct process_queue_manager *pqm, unsigned int qid)
 			pr_err("Pasid %d destroy queue %d failed, ret %d\n",
 				pqm->process->pasid,
 				pqn->q->properties.queue_id, retval);
-			if (retval != -ETIME)
+			if (retval != -ETIME && retval != -EIO)
 				goto err_destroy_queue;
 		}