[PATCH] drm: Remove redundant __GFP_NOWARN

[Qianfeng Rong]

Commit 16f5dfbc851b ("gfp: include __GFP_NOWARN in GFP_NOWAIT")
made GFP_NOWAIT implicitly include __GFP_NOWARN.

Therefore, explicit __GFP_NOWARN combined with GFP_NOWAIT
(e.g., `GFP_NOWAIT | __GFP_NOWARN`) is now redundant. Let's clean
up these redundant flags across subsystems.

No functional changes.

Signed-off-by: Qianfeng Rong <rongqianf...@vivo.com>
---
 drivers/gpu/drm/drm_modeset_lock.c               | 4 ++--
 drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c | 4 ++--
 drivers/gpu/drm/i915/i915_active.c               | 2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/drm_modeset_lock.c 
b/drivers/gpu/drm/drm_modeset_lock.c
index beb91a13a312..58eac20a8138 100644
--- a/drivers/gpu/drm/drm_modeset_lock.c
+++ b/drivers/gpu/drm/drm_modeset_lock.c
@@ -88,7 +88,7 @@ static noinline depot_stack_handle_t 
__drm_stack_depot_save(void)
 
        n = stack_trace_save(entries, ARRAY_SIZE(entries), 1);
 
-       return stack_depot_save(entries, n, GFP_NOWAIT | __GFP_NOWARN);
+       return stack_depot_save(entries, n, GFP_NOWAIT);
 }
 
 static void __drm_stack_depot_print(depot_stack_handle_t stack_depot)
@@ -98,7 +98,7 @@ static void __drm_stack_depot_print(depot_stack_handle_t 
stack_depot)
        unsigned int nr_entries;
        char *buf;
 
-       buf = kmalloc(PAGE_SIZE, GFP_NOWAIT | __GFP_NOWARN);
+       buf = kmalloc(PAGE_SIZE, GFP_NOWAIT);
        if (!buf)
                return;
 
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c 
b/drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c
index 8d4bb95f8424..22432912db2e 100644
--- a/drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c
+++ b/drivers/gpu/drm/i915/gt/intel_engine_heartbeat.c
@@ -220,7 +220,7 @@ static void heartbeat(struct work_struct *wrk)
                goto out;
        }
 
-       rq = heartbeat_create(ce, GFP_NOWAIT | __GFP_NOWARN);
+       rq = heartbeat_create(ce, GFP_NOWAIT);
        if (IS_ERR(rq))
                goto unlock;
 
@@ -282,7 +282,7 @@ static int __intel_engine_pulse(struct intel_engine_cs 
*engine)
        GEM_BUG_ON(!intel_engine_has_preemption(engine));
        GEM_BUG_ON(!intel_engine_pm_is_awake(engine));
 
-       rq = heartbeat_create(ce, GFP_NOWAIT | __GFP_NOWARN);
+       rq = heartbeat_create(ce, GFP_NOWAIT);
        if (IS_ERR(rq))
                return PTR_ERR(rq);
 
diff --git a/drivers/gpu/drm/i915/i915_active.c 
b/drivers/gpu/drm/i915/i915_active.c
index 0dbc4e289300..402043cd84d5 100644
--- a/drivers/gpu/drm/i915/i915_active.c
+++ b/drivers/gpu/drm/i915/i915_active.c
@@ -727,7 +727,7 @@ int i915_request_await_active(struct i915_request *rq,
 static int sw_await_fence(void *arg, struct dma_fence *fence)
 {
        return i915_sw_fence_await_dma_fence(arg, fence, 0,
-                                            GFP_NOWAIT | __GFP_NOWARN);
+                                            GFP_NOWAIT);
 }
 
 int i915_sw_fence_await_active(struct i915_sw_fence *fence,
-- 
2.34.1