We no longer need struct_mutex to serialise request emission, so remove
it from the gt selftests.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
.../gpu/drm/i915/gem/selftests/huge_pages.c | 15 +-
.../drm/i915/gem/selftests/i915_gem_mman.c | 2 -
.../drm/i915/gem/selftests/i915_gem_phys.c | 2 -
drivers/gpu/drm/i915/gt/selftest_lrc.c | 148 +++---------------
.../gpu/drm/i915/gt/selftest_workarounds.c | 11 +-
drivers/gpu/drm/i915/gt/uc/selftest_guc.c | 4 -
6 files changed, 27 insertions(+), 155 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
index e04e67b9c527..620bc55f26db 100644
--- a/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
+++ b/drivers/gpu/drm/i915/gem/selftests/huge_pages.c
@@ -1643,7 +1643,6 @@ int i915_gem_huge_page_mock_selftests(void)
mkwrite_device_info(dev_priv)->ppgtt_type = INTEL_PPGTT_FULL;
mkwrite_device_info(dev_priv)->ppgtt_size = 48;
- mutex_lock(&dev_priv->drm.struct_mutex);
ppgtt = i915_ppgtt_create(dev_priv);
if (IS_ERR(ppgtt)) {
err = PTR_ERR(ppgtt);
@@ -1669,9 +1668,7 @@ int i915_gem_huge_page_mock_selftests(void)
i915_vm_put(&ppgtt->vm);
out_unlock:
- mutex_unlock(&dev_priv->drm.struct_mutex);
drm_dev_put(&dev_priv->drm);
-
return err;
}
@@ -1687,7 +1684,6 @@ int i915_gem_huge_page_live_selftests(struct drm_i915_private *i915)
};
struct drm_file *file;
struct i915_gem_context *ctx;
- intel_wakeref_t wakeref;
int err;
if (!HAS_PPGTT(i915)) {
@@ -1702,13 +1698,10 @@ int i915_gem_huge_page_live_selftests(struct drm_i915_private *i915)
if (IS_ERR(file))
return PTR_ERR(file);
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
ctx = live_context(i915, file);
if (IS_ERR(ctx)) {
err = PTR_ERR(ctx);
- goto out_unlock;
+ goto out_file;
}
if (rcu_access_pointer(ctx->vm))
@@ -1716,11 +1709,7 @@ int i915_gem_huge_page_live_selftests(struct drm_i915_private *i915)
err = i915_subtests(tests, ctx);
-out_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
-
+out_file:
mock_file_free(i915, file);
-
return err;
}
diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
index 382b6aefefec..baffbc485678 100644
--- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
+++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_mman.c
@@ -481,9 +481,7 @@ static int igt_mmap_offset_exhaustion(void *arg)
goto out;
}
- mutex_lock(&i915->drm.struct_mutex);
err = make_obj_busy(obj);
- mutex_unlock(&i915->drm.struct_mutex);
if (err) {
pr_err("[loop %d] Failed to busy the object\n", loop);
goto err_obj;
diff --git a/drivers/gpu/drm/i915/gem/selftests/i915_gem_phys.c b/drivers/gpu/drm/i915/gem/selftests/i915_gem_phys.c
index 94a15e3f6db8..34932871b3a5 100644
--- a/drivers/gpu/drm/i915/gem/selftests/i915_gem_phys.c
+++ b/drivers/gpu/drm/i915/gem/selftests/i915_gem_phys.c
@@ -25,9 +25,7 @@ static int mock_phys_object(void *arg)
goto out;
}
- mutex_lock(&i915->drm.struct_mutex);
err = i915_gem_object_attach_phys(obj, PAGE_SIZE);
- mutex_unlock(&i915->drm.struct_mutex);
if (err) {
pr_err("i915_gem_object_attach_phys failed, err=%d\n", err);
goto out_obj;
diff --git a/drivers/gpu/drm/i915/gt/selftest_lrc.c b/drivers/gpu/drm/i915/gt/selftest_lrc.c
index ae1eef61dfbe..50ae0aef6724 100644
--- a/drivers/gpu/drm/i915/gt/selftest_lrc.c
+++ b/drivers/gpu/drm/i915/gt/selftest_lrc.c
@@ -26,17 +26,13 @@ static int live_sanitycheck(void *arg)
struct i915_gem_context *ctx;
struct intel_context *ce;
struct igt_spinner spin;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
if (!HAS_LOGICAL_RING_CONTEXTS(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (igt_spinner_init(&spin, &i915->gt))
- goto err_unlock;
+ return -ENOMEM;
ctx = kernel_context(i915);
if (!ctx)
@@ -73,9 +69,6 @@ static int live_sanitycheck(void *arg)
kernel_context_close(ctx);
err_spin:
igt_spinner_fini(&spin);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
}
@@ -224,7 +217,6 @@ static int live_timeslice_preempt(void *arg)
{
struct drm_i915_private *i915 = arg;
struct drm_i915_gem_object *obj;
- intel_wakeref_t wakeref;
struct i915_vma *vma;
void *vaddr;
int err = 0;
@@ -239,14 +231,9 @@ static int live_timeslice_preempt(void *arg)
* ready task.
*/
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
obj = i915_gem_object_create_internal(i915, PAGE_SIZE);
- if (IS_ERR(obj)) {
- err = PTR_ERR(obj);
- goto err_unlock;
- }
+ if (IS_ERR(obj))
+ return PTR_ERR(obj);
vma = i915_vma_instance(obj, &i915->ggtt.vm, NULL);
if (IS_ERR(vma)) {
@@ -291,10 +278,6 @@ static int live_timeslice_preempt(void *arg)
i915_gem_object_unpin_map(obj);
err_obj:
i915_gem_object_put(obj);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
-
return err;
}
@@ -306,7 +289,6 @@ static int live_busywait_preempt(void *arg)
struct drm_i915_gem_object *obj;
struct i915_vma *vma;
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
u32 *map;
@@ -315,12 +297,9 @@ static int live_busywait_preempt(void *arg)
* preempt the busywaits used to synchronise between rings.
*/
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
ctx_hi = kernel_context(i915);
if (!ctx_hi)
- goto err_unlock;
+ return -ENOMEM;
ctx_hi->sched.priority =
I915_USER_PRIORITY(I915_CONTEXT_MAX_USER_PRIORITY);
@@ -474,9 +453,6 @@ static int live_busywait_preempt(void *arg)
kernel_context_close(ctx_lo);
err_ctx_hi:
kernel_context_close(ctx_hi);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
}
@@ -505,7 +481,6 @@ static int live_preempt(void *arg)
struct igt_spinner spin_hi, spin_lo;
struct intel_engine_cs *engine;
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
if (!HAS_LOGICAL_RING_PREEMPTION(i915))
@@ -514,11 +489,8 @@ static int live_preempt(void *arg)
if (!(i915->caps.scheduler & I915_SCHEDULER_CAP_PREEMPTION))
pr_err("Logical preemption supported, but not exposed\n");
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (igt_spinner_init(&spin_hi, &i915->gt))
- goto err_unlock;
+ return -ENOMEM;
if (igt_spinner_init(&spin_lo, &i915->gt))
goto err_spin_hi;
@@ -598,9 +570,6 @@ static int live_preempt(void *arg)
igt_spinner_fini(&spin_lo);
err_spin_hi:
igt_spinner_fini(&spin_hi);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
}
@@ -612,17 +581,13 @@ static int live_late_preempt(void *arg)
struct intel_engine_cs *engine;
struct i915_sched_attr attr = {};
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
if (!HAS_LOGICAL_RING_PREEMPTION(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (igt_spinner_init(&spin_hi, &i915->gt))
- goto err_unlock;
+ return -ENOMEM;
if (igt_spinner_init(&spin_lo, &i915->gt))
goto err_spin_hi;
@@ -704,9 +669,6 @@ static int live_late_preempt(void *arg)
igt_spinner_fini(&spin_lo);
err_spin_hi:
igt_spinner_fini(&spin_hi);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
err_wedged:
@@ -751,7 +713,6 @@ static int live_nopreempt(void *arg)
struct intel_engine_cs *engine;
struct preempt_client a, b;
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
/*
@@ -762,11 +723,8 @@ static int live_nopreempt(void *arg)
if (!HAS_LOGICAL_RING_PREEMPTION(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (preempt_client_init(i915, &a))
- goto err_unlock;
+ return -ENOMEM;
if (preempt_client_init(i915, &b))
goto err_client_a;
b.ctx->sched.priority = I915_USER_PRIORITY(I915_PRIORITY_MAX);
@@ -840,9 +798,6 @@ static int live_nopreempt(void *arg)
preempt_client_fini(&b);
err_client_a:
preempt_client_fini(&a);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
err_wedged:
@@ -862,7 +817,6 @@ static int live_suppress_self_preempt(void *arg)
};
struct preempt_client a, b;
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
/*
@@ -881,11 +835,8 @@ static int live_suppress_self_preempt(void *arg)
if (intel_vgpu_active(i915))
return 0; /* GVT forces single port & request submission */
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (preempt_client_init(i915, &a))
- goto err_unlock;
+ return -ENOMEM;
if (preempt_client_init(i915, &b))
goto err_client_a;
@@ -956,9 +907,6 @@ static int live_suppress_self_preempt(void *arg)
preempt_client_fini(&b);
err_client_a:
preempt_client_fini(&a);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
err_wedged:
@@ -1028,7 +976,6 @@ static int live_suppress_wait_preempt(void *arg)
struct preempt_client client[4];
struct intel_engine_cs *engine;
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
int i;
@@ -1041,11 +988,8 @@ static int live_suppress_wait_preempt(void *arg)
if (!HAS_LOGICAL_RING_PREEMPTION(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (preempt_client_init(i915, &client[0])) /* ELSP[0] */
- goto err_unlock;
+ return -ENOMEM;
if (preempt_client_init(i915, &client[1])) /* ELSP[1] */
goto err_client_0;
if (preempt_client_init(i915, &client[2])) /* head of queue */
@@ -1131,9 +1075,6 @@ static int live_suppress_wait_preempt(void *arg)
preempt_client_fini(&client[1]);
err_client_0:
preempt_client_fini(&client[0]);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
err_wedged:
@@ -1150,7 +1091,6 @@ static int live_chain_preempt(void *arg)
struct intel_engine_cs *engine;
struct preempt_client hi, lo;
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
/*
@@ -1162,11 +1102,8 @@ static int live_chain_preempt(void *arg)
if (!HAS_LOGICAL_RING_PREEMPTION(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (preempt_client_init(i915, &hi))
- goto err_unlock;
+ return -ENOMEM;
if (preempt_client_init(i915, &lo))
goto err_client_hi;
@@ -1277,9 +1214,6 @@ static int live_chain_preempt(void *arg)
preempt_client_fini(&lo);
err_client_hi:
preempt_client_fini(&hi);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
err_wedged:
@@ -1297,7 +1231,6 @@ static int live_preempt_hang(void *arg)
struct igt_spinner spin_hi, spin_lo;
struct intel_engine_cs *engine;
enum intel_engine_id id;
- intel_wakeref_t wakeref;
int err = -ENOMEM;
if (!HAS_LOGICAL_RING_PREEMPTION(i915))
@@ -1306,11 +1239,8 @@ static int live_preempt_hang(void *arg)
if (!intel_has_reset_engine(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&i915->runtime_pm);
-
if (igt_spinner_init(&spin_hi, &i915->gt))
- goto err_unlock;
+ return -ENOMEM;
if (igt_spinner_init(&spin_lo, &i915->gt))
goto err_spin_hi;
@@ -1402,9 +1332,6 @@ static int live_preempt_hang(void *arg)
igt_spinner_fini(&spin_lo);
err_spin_hi:
igt_spinner_fini(&spin_hi);
-err_unlock:
- intel_runtime_pm_put(&i915->runtime_pm, wakeref);
- mutex_unlock(&i915->drm.struct_mutex);
return err;
}
@@ -1494,11 +1421,9 @@ static int smoke_crescendo_thread(void *arg)
struct i915_gem_context *ctx = smoke_context(smoke);
int err;
- mutex_lock(&smoke->i915->drm.struct_mutex);
err = smoke_submit(smoke,
ctx, count % I915_PRIORITY_MAX,
smoke->batch);
- mutex_unlock(&smoke->i915->drm.struct_mutex);
if (err)
return err;
@@ -1519,8 +1444,6 @@ static int smoke_crescendo(struct preempt_smoke *smoke, unsigned int flags)
unsigned long count;
int err = 0;
- mutex_unlock(&smoke->i915->drm.struct_mutex);
-
for_each_engine(engine, smoke->i915, id) {
arg[id] = *smoke;
arg[id].engine = engine;
@@ -1553,8 +1476,6 @@ static int smoke_crescendo(struct preempt_smoke *smoke, unsigned int flags)
put_task_struct(tsk[id]);
}
- mutex_lock(&smoke->i915->drm.struct_mutex);
-
pr_info("Submitted %lu crescendo:%x requests across %d engines and %d contexts\n",
count, flags,
RUNTIME_INFO(smoke->i915)->num_engines, smoke->ncontext);
@@ -1597,7 +1518,6 @@ static int live_preempt_smoke(void *arg)
.ncontext = 1024,
};
const unsigned int phase[] = { 0, BATCH };
- intel_wakeref_t wakeref;
struct igt_live_test t;
int err = -ENOMEM;
u32 *cs;
@@ -1612,13 +1532,10 @@ static int live_preempt_smoke(void *arg)
if (!smoke.contexts)
return -ENOMEM;
- mutex_lock(&smoke.i915->drm.struct_mutex);
- wakeref = intel_runtime_pm_get(&smoke.i915->runtime_pm);
-
smoke.batch = i915_gem_object_create_internal(smoke.i915, PAGE_SIZE);
if (IS_ERR(smoke.batch)) {
err = PTR_ERR(smoke.batch);
- goto err_unlock;
+ goto err_free;
}
cs = i915_gem_object_pin_map(smoke.batch, I915_MAP_WB);
@@ -1665,9 +1582,7 @@ static int live_preempt_smoke(void *arg)
err_batch:
i915_gem_object_put(smoke.batch);
-err_unlock:
- intel_runtime_pm_put(&smoke.i915->runtime_pm, wakeref);
- mutex_unlock(&smoke.i915->drm.struct_mutex);
+err_free:
kfree(smoke.contexts);
return err;
@@ -1805,19 +1720,17 @@ static int live_virtual_engine(void *arg)
struct intel_gt *gt = &i915->gt;
enum intel_engine_id id;
unsigned int class, inst;
- int err = -ENODEV;
+ int err;
if (USES_GUC_SUBMISSION(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
-
for_each_engine(engine, i915, id) {
err = nop_virtual_engine(i915, &engine, 1, 1, 0);
if (err) {
pr_err("Failed to wrap engine %s: err=%d\n",
engine->name, err);
- goto out_unlock;
+ return err;
}
}
@@ -1838,17 +1751,15 @@ static int live_virtual_engine(void *arg)
err = nop_virtual_engine(i915, siblings, nsibling,
n, 0);
if (err)
- goto out_unlock;
+ return err;
}
err = nop_virtual_engine(i915, siblings, nsibling, n, CHAIN);
if (err)
- goto out_unlock;
+ return err;
}
-out_unlock:
- mutex_unlock(&i915->drm.struct_mutex);
- return err;
+ return 0;
}
static int mask_virtual_engine(struct drm_i915_private *i915,
@@ -1927,9 +1838,6 @@ static int mask_virtual_engine(struct drm_i915_private *i915,
}
err = igt_live_test_end(&t);
- if (err)
- goto out;
-
out:
if (igt_flush_test(i915))
err = -EIO;
@@ -1952,13 +1860,11 @@ static int live_virtual_mask(void *arg)
struct intel_engine_cs *siblings[MAX_ENGINE_INSTANCE + 1];
struct intel_gt *gt = &i915->gt;
unsigned int class, inst;
- int err = 0;
+ int err;
if (USES_GUC_SUBMISSION(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
-
for (class = 0; class <= MAX_ENGINE_CLASS; class++) {
unsigned int nsibling;
@@ -1974,12 +1880,10 @@ static int live_virtual_mask(void *arg)
err = mask_virtual_engine(i915, siblings, nsibling);
if (err)
- goto out_unlock;
+ return err;
}
-out_unlock:
- mutex_unlock(&i915->drm.struct_mutex);
- return err;
+ return 0;
}
static int bond_virtual_engine(struct drm_i915_private *i915,
@@ -2130,13 +2034,11 @@ static int live_virtual_bond(void *arg)
struct intel_engine_cs *siblings[MAX_ENGINE_INSTANCE + 1];
struct intel_gt *gt = &i915->gt;
unsigned int class, inst;
- int err = 0;
+ int err;
if (USES_GUC_SUBMISSION(i915))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
-
for (class = 0; class <= MAX_ENGINE_CLASS; class++) {
const struct phase *p;
int nsibling;
@@ -2159,14 +2061,12 @@ static int live_virtual_bond(void *arg)
if (err) {
pr_err("%s(%s): failed class=%d, nsibling=%d, err=%d\n",
__func__, p->name, class, nsibling, err);
- goto out_unlock;
+ return err;
}
}
}
-out_unlock:
- mutex_unlock(&i915->drm.struct_mutex);
- return err;
+ return 0;
}
int intel_execlists_live_selftests(struct drm_i915_private *i915)
diff --git a/drivers/gpu/drm/i915/gt/selftest_workarounds.c b/drivers/gpu/drm/i915/gt/selftest_workarounds.c
index 938ca204725e..5dc3cb376a7a 100644
--- a/drivers/gpu/drm/i915/gt/selftest_workarounds.c
+++ b/drivers/gpu/drm/i915/gt/selftest_workarounds.c
@@ -705,9 +705,7 @@ static int live_dirty_whitelist(void *arg)
wakeref = intel_runtime_pm_get(&i915->runtime_pm);
- mutex_unlock(&i915->drm.struct_mutex);
file = mock_file(i915);
- mutex_lock(&i915->drm.struct_mutex);
if (IS_ERR(file)) {
err = PTR_ERR(file);
goto out_rpm;
@@ -729,9 +727,7 @@ static int live_dirty_whitelist(void *arg)
}
out_file:
- mutex_unlock(&i915->drm.struct_mutex);
mock_file_free(i915, file);
- mutex_lock(&i915->drm.struct_mutex);
out_rpm:
intel_runtime_pm_put(&i915->runtime_pm, wakeref);
return err;
@@ -1265,14 +1261,9 @@ int intel_workarounds_live_selftests(struct drm_i915_private *i915)
SUBTEST(live_gpu_reset_workarounds),
SUBTEST(live_engine_reset_workarounds),
};
- int err;
if (intel_gt_is_wedged(&i915->gt))
return 0;
- mutex_lock(&i915->drm.struct_mutex);
- err = i915_subtests(tests, i915);
- mutex_unlock(&i915->drm.struct_mutex);
-
- return err;
+ return i915_subtests(tests, i915);
}
diff --git a/drivers/gpu/drm/i915/gt/uc/selftest_guc.c b/drivers/gpu/drm/i915/gt/uc/selftest_guc.c
index bba0eafe1cdb..f927f851aadf 100644
--- a/drivers/gpu/drm/i915/gt/uc/selftest_guc.c
+++ b/drivers/gpu/drm/i915/gt/uc/selftest_guc.c
@@ -116,7 +116,6 @@ static int igt_guc_clients(void *args)
int err = 0;
GEM_BUG_ON(!HAS_GT_UC(dev_priv));
- mutex_lock(&dev_priv->drm.struct_mutex);
wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
guc = &dev_priv->gt.uc.guc;
@@ -190,7 +189,6 @@ static int igt_guc_clients(void *args)
guc_clients_enable(guc);
unlock:
intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref);
- mutex_unlock(&dev_priv->drm.struct_mutex);
return err;
}
@@ -208,7 +206,6 @@ static int igt_guc_doorbells(void *arg)
u16 db_id;
GEM_BUG_ON(!HAS_GT_UC(dev_priv));
- mutex_lock(&dev_priv->drm.struct_mutex);
wakeref = intel_runtime_pm_get(&dev_priv->runtime_pm);
guc = &dev_priv->gt.uc.guc;
@@ -299,7 +296,6 @@ static int igt_guc_doorbells(void *arg)
}
unlock:
intel_runtime_pm_put(&dev_priv->runtime_pm, wakeref);
- mutex_unlock(&dev_priv->drm.struct_mutex);
return err;
}
--
2.23.0
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