6.9-stable review patch. If anyone has any objections, please let me know.
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From: Niranjana Vishwanathapura niranjana.vishwanathapura@intel.com
commit 6c5cd0807c79eb4c0cda70b48f6be668a241d584 upstream.
Release the submission_state lock if alloc_guc_id() fails.
v2: Add Fixes tag and CC stable kernel
Fixes: dd08ebf6c352 ("drm/xe: Introduce a new DRM driver for Intel GPUs") Cc: stable@vger.kernel.org # v6.8+ Signed-off-by: Niranjana Vishwanathapura niranjana.vishwanathapura@intel.com Reviewed-by: Nirmoy Das nirmoy.das@intel.com Reviewed-by: Matthew Brost matthew.brost@intel.com Signed-off-by: José Roberto de Souza jose.souza@intel.com Link: https://patchwork.freedesktop.org/patch/msgid/20240521201711.4934-1-niranjan... (cherry picked from commit 40672b792a36894aff3a337b695f6136ee6ac5d4) Signed-off-by: Thomas Hellström thomas.hellstrom@linux.intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/xe/xe_guc_submit.c | 1 + 1 file changed, 1 insertion(+)
--- a/drivers/gpu/drm/xe/xe_guc_submit.c +++ b/drivers/gpu/drm/xe/xe_guc_submit.c @@ -1257,6 +1257,7 @@ static int guc_exec_queue_init(struct xe return 0;
err_entity: + mutex_unlock(&guc->submission_state.lock); xe_sched_entity_fini(&ge->entity); err_sched: xe_sched_fini(&ge->sched);