From: Kunwu Chan
nested unlikely() calls, IS_ERR already uses unlikely() internally
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
b/drivers/gpu
From: Kunwu Chan
Since commit d492cc2573a0 ("driver core: device.h: make struct
bus_type a const *"), the driver core can properly handle constant
struct bus_type, move the host1x_context_device_bus_type variable
to be a constant structure as well, placing it into read-only memory
whi
Use the KMEM_CACHE() macro instead of kmem_cache_create() to simplify
the creation of SLAB caches when the default values are used.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/exynos/exynos_drm_g2d.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/exynos
Use the KMEM_CACHE() macro instead of kmem_cache_create() to simplify
the creation of SLAB caches when the default values are used.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/xe/xe_hw_fence.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/xe
Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ring_mux.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu
Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
b
Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
b
For where the cache name and the structure name match.
Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
Kunwu Chan (3):
drm/amdgpu: Simplify the allocation of fence slab caches
drm/amdgpu: Simplify the allocation of mux_chunk slab
Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/lima/lima_sched.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/lima/lima_sched.c
b/drivers/gpu/drm
Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/scheduler/sched_fence.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/scheduler/sched_fence.c
b
devm_kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. Ensure the allocation was successful
by checking the pointer validity.
Signed-off-by: Kunwu Chan
---
drivers/video/backlight/qcom-wled.c | 5 -
1 file changed, 4 insertions(+), 1 deletion
On 2024/1/18 02:50, Markus Elfring wrote:
kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. Ensure the allocation was successful
by checking the pointer validity.
…
+++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
@@ -144,6 +144,10 @@ static int zap_shad
kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. Ensure the allocation was successful
by checking the pointer validity.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/msm/adreno/adreno_gpu.c | 4
1 file changed, 4 insertions(+)
diff --git a
kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. When "intel_dp->aux.name" is NULL,
these error messages will trigger the null pointer dereference issue.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/i915/display/intel_dp_aux.c | 12 ++
kasprintf() returns a pointer to dynamically allocated memory
which can be NULL upon failure. Ensure the allocation was successful
by checking the pointer validity.
Fixes: a9e2559c931d ("drm/msm/gpu: Move zap shader loading to adreno")
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/
Fix smatch warning:
drivers/gpu/drm/i915/gem/i915_gem_context.c:847 set_proto_ctx_sseu()
warn: potential spectre issue 'pc->user_engines' [r] (local cap)
Fixes: d4433c7600f7 ("drm/i915/gem: Use the proto-context to handle create
parameters (v5)")
Cc: # v5.15+
Si
Hi Tvrtko,
Thank you very much for your kind suggestion, I have modified it in
accordance with your suggestion.
On 2023/11/2 19:32, Tvrtko Ursulin wrote:
On 02/11/2023 10:16, chentao wrote:
Fix smatch warning:
drivers/gpu/drm/i915/gem/i915_gem_context.c:847 set_proto_ctx_sseu()
warn: potenti
t; "preceding"`, in general to
determine an appropriate prefix, you can see what previous commits used
when making changes to files in your particular patch, e.g. using the
following:
$ git log drivers/gpu/drm/drm_atomic_helper.c
On 10/25/23 04:26, Kunwu Chan wrote:
fix a typo in
fix a misspelling of "concurrent".
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/imx/dcss/dcss-ctxld.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/imx/dcss/dcss-ctxld.c
b/drivers/gpu/drm/imx/dcss/dcss-ctxld.c
index 3a84cb3209c4..28727a8cb7e3 10
fix a typo in a comments.
Signed-off-by: Kunwu Chan
---
drivers/gpu/drm/drm_atomic_helper.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_atomic_helper.c
b/drivers/gpu/drm/drm_atomic_helper.c
index 2444fc33dd7c..c3f677130def 100644
--- a/drivers
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