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drm/amdgpu: fix ras ctrl debugfs node leak

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Use debugfs_remove_recursive to remove the whole debugfs
directory instead of removing the node one by one.

Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Guchun Chen 2019-09-16 13:42:46 +08:00 committed by Alex Deucher
parent 1313dacfad
commit 012dd14d1d
2 changed files with 5 additions and 9 deletions
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12
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
View File

@ -980,10 +980,10 @@ static void amdgpu_ras_debugfs_create_ctrl_node(struct amdgpu_device *adev)
struct drm_minor *minor = adev->ddev->primary;
con->dir = debugfs_create_dir("ras", minor->debugfs_root);
con->ent = debugfs_create_file("ras_ctrl", S_IWUGO | S_IRUGO, con->dir,
adev, &amdgpu_ras_debugfs_ctrl_ops);
con->ent = debugfs_create_file("ras_eeprom_reset", S_IWUGO | S_IRUGO, con->dir,
adev, &amdgpu_ras_debugfs_eeprom_ops);
debugfs_create_file("ras_ctrl", S_IWUGO | S_IRUGO, con->dir,
adev, &amdgpu_ras_debugfs_ctrl_ops);
debugfs_create_file("ras_eeprom_reset", S_IWUGO | S_IRUGO, con->dir,
adev, &amdgpu_ras_debugfs_eeprom_ops);
}
void amdgpu_ras_debugfs_create(struct amdgpu_device *adev,
@ -1028,10 +1028,8 @@ static void amdgpu_ras_debugfs_remove_all(struct amdgpu_device *adev)
amdgpu_ras_debugfs_remove(adev, &obj->head);
}
debugfs_remove(con->ent);
debugfs_remove(con->dir);
debugfs_remove_recursive(con->dir);
con->dir = NULL;
con->ent = NULL;
}
/* debugfs end */

2
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.h
View File

@ -317,8 +317,6 @@ struct amdgpu_ras {
struct list_head head;
/* debugfs */
struct dentry *dir;
/* debugfs ctrl */
struct dentry *ent;
/* sysfs */
struct device_attribute features_attr;
struct bin_attribute badpages_attr;