| From | Borislav Petkov <> | Subject | [PATCH v0 07/42] drm/i915: Check notifier registration return value | Date | Mon, 8 Nov 2021 11:11:22 +0100 |
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From: Borislav Petkov <bp@suse.de>
Avoid homegrown notifier registration checks.
No functional changes.
Signed-off-by: Borislav Petkov <bp@suse.de> Cc: intel-gvt-dev@lists.freedesktop.org Cc: intel-gfx@lists.freedesktop.org --- drivers/gpu/drm/i915/gvt/scheduler.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/gvt/scheduler.c b/drivers/gpu/drm/i915/gvt/scheduler.c index 6c804102528b..3bafaca5789f 100644 --- a/drivers/gpu/drm/i915/gvt/scheduler.c +++ b/drivers/gpu/drm/i915/gvt/scheduler.c @@ -1277,8 +1277,10 @@ int intel_gvt_init_workload_scheduler(struct intel_gvt *gvt) gvt->shadow_ctx_notifier_block[i].notifier_call = shadow_context_status_change; - atomic_notifier_chain_register(&engine->context_status_notifier, - &gvt->shadow_ctx_notifier_block[i]); + + if (atomic_notifier_chain_register(&engine->context_status_notifier, + &gvt->shadow_ctx_notifier_block[i])) + pr_warn("Context status notifier %d already registered\n", i); } return 0; -- 2.29.2
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