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* [PATCH] drm/xe/oa: Fix "Missing outer runtime PM protection" warning
@ 2024-11-09  3:20 Ashutosh Dixit
  2024-11-09  3:25 ` ✓ CI.Patch_applied: success for " Patchwork
                   ` (8 more replies)
  0 siblings, 9 replies; 11+ messages in thread
From: Ashutosh Dixit @ 2024-11-09  3:20 UTC (permalink / raw)
  To: intel-xe; +Cc: Rodrigo Vivi, John Harrison, Matthew Brost

Fix the following drm_WARN:

[953.586396] xe 0000:00:02.0: [drm] Missing outer runtime PM protection
...
<4> [953.587090]  ? xe_pm_runtime_get_noresume+0x8d/0xa0 [xe]
<4> [953.587208]  guc_exec_queue_add_msg+0x28/0x130 [xe]
<4> [953.587319]  guc_exec_queue_fini+0x3a/0x40 [xe]
<4> [953.587425]  xe_exec_queue_destroy+0xb3/0xf0 [xe]
<4> [953.587515]  xe_oa_release+0x9c/0xc0 [xe]

Suggested-by: John Harrison <john.c.harrison@intel.com>
Suggested-by: Matthew Brost <matthew.brost@intel.com>
Fixes: e936f885f1e9 ("drm/xe/oa/uapi: Expose OA stream fd")
Cc: stable@vger.kernel.org
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
---
 drivers/gpu/drm/xe/xe_oa.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/xe/xe_oa.c b/drivers/gpu/drm/xe/xe_oa.c
index 53d2946ea3052..b0928daf2f308 100644
--- a/drivers/gpu/drm/xe/xe_oa.c
+++ b/drivers/gpu/drm/xe/xe_oa.c
@@ -1615,9 +1615,11 @@ static int xe_oa_release(struct inode *inode, struct file *file)
 	struct xe_oa_stream *stream = file->private_data;
 	struct xe_gt *gt = stream->gt;
 
+	xe_pm_runtime_get(gt_to_xe(gt));
 	mutex_lock(&gt->oa.gt_lock);
 	xe_oa_destroy_locked(stream);
 	mutex_unlock(&gt->oa.gt_lock);
+	xe_pm_runtime_put(gt_to_xe(gt));
 
 	/* Release the reference the OA stream kept on the driver */
 	drm_dev_put(&gt_to_xe(gt)->drm);
-- 
2.41.0


^ permalink raw reply related	[flat|nested] 11+ messages in thread

end of thread, other threads:[~2024-11-12 20:34 UTC | newest]

Thread overview: 11+ messages (download: mbox.gz follow: Atom feed
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2024-11-09  3:20 [PATCH] drm/xe/oa: Fix "Missing outer runtime PM protection" warning Ashutosh Dixit
2024-11-09  3:25 ` ✓ CI.Patch_applied: success for " Patchwork
2024-11-09  3:25 ` ✓ CI.checkpatch: " Patchwork
2024-11-09  3:27 ` ✓ CI.KUnit: " Patchwork
2024-11-09  3:38 ` ✓ CI.Build: " Patchwork
2024-11-09  3:40 ` ✓ CI.Hooks: " Patchwork
2024-11-09  3:42 ` ✓ CI.checksparse: " Patchwork
2024-11-09  4:00 ` ✓ CI.BAT: " Patchwork
2024-11-09  5:09 ` [PATCH] " Matthew Brost
2024-11-10  4:27 ` ✗ CI.FULL: failure for " Patchwork
2024-11-12 20:34   ` Dixit, Ashutosh

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