Use DEFINE_DEBUGFS_ATTRIBUTE rather than DEFINE_SIMPLE_ATTRIBUTE
for debugfs files.
Semantic patch information:
Rationale: DEFINE_SIMPLE_ATTRIBUTE + debugfs_create_file()
imposes some significant overhead as compared to
DEFINE_DEBUGFS_ATTRIBUTE + debugfs_create_file_unsafe().
Generated by: scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci
Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
index 20ce158490db..9d9f4cbbc4bd 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
@@ -1082,15 +1082,15 @@ static int amdgpu_debugfs_ib_preempt(void *data, u64
val)
return 0;
}
-DEFINE_SIMPLE_ATTRIBUTE(fops_ib_preempt, NULL,
- amdgpu_debugfs_ib_preempt, "%llu\n");
+DEFINE_DEBUGFS_ATTRIBUTE(fops_ib_preempt, NULL, amdgpu_debugfs_ib_preempt,
+ "%llu\n");
int amdgpu_debugfs_init(struct amdgpu_device *adev)
{
adev->debugfs_preempt =
- debugfs_create_file("amdgpu_preempt_ib", 0600,
- adev->ddev->primary->debugfs_root,
- (void *)adev, &fops_ib_preempt);
+ debugfs_create_file_unsafe("amdgpu_preempt_ib", 0600,
+ adev->ddev->primary->debugfs_root,
+ (void *)adev, &fops_ib_preempt);
if (!(adev->debugfs_preempt)) {
DRM_ERROR("unable to create amdgpu_preempt_ib debugsfs file\n");
return -EIO;
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