From: Deepak R Varma <mh12gx2825@gmail.com> To: Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, outreachy-kernel@googlegroups.com Cc: mh12gx2825@gmail.com Subject: [PATCH 1/2] drm: msm: adreno: use DEFINE_DEBUGFS_ATTRIBUTE with debugfs_create_file_unsafe() Date: Fri, 30 Oct 2020 00:32:41 +0530 [thread overview] Message-ID: <9ca2c2e4cbd9ebb282b90f742305fd9b481aacc2.1603998014.git.mh12gx2825@gmail.com> (raw) Using DEFINE_DEBUGFS_ATTRIBUTE macro with debugfs_create_file_unsafe() function in place of the debugfs_create_file() function will make the file operation struct "reset" aware of the file's lifetime. Additional details here: https://lists.archive.carbon60.com/linux/kernel/2369498 Issue reported by Coccinelle script: scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com> --- Please Note: This is project task specific patch. drivers/gpu/drm/msm/adreno/a5xx_debugfs.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c b/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c index fc2c905b6c9e..ffe1fb9be155 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c @@ -138,7 +138,7 @@ reset_set(void *data, u64 val) return 0; } -DEFINE_SIMPLE_ATTRIBUTE(reset_fops, NULL, reset_set, "%llx\n"); +DEFINE_DEBUGFS_ATTRIBUTE(reset_fops, NULL, reset_set, "%llx\n"); void a5xx_debugfs_init(struct msm_gpu *gpu, struct drm_minor *minor) @@ -154,6 +154,6 @@ void a5xx_debugfs_init(struct msm_gpu *gpu, struct drm_minor *minor) ARRAY_SIZE(a5xx_debugfs_list), minor->debugfs_root, minor); - debugfs_create_file("reset", S_IWUGO, minor->debugfs_root, dev, - &reset_fops); + debugfs_create_file_unsafe("reset", S_IWUGO, minor->debugfs_root, dev, + &reset_fops); } -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Deepak R Varma <mh12gx2825@gmail.com> To: Rob Clark <robdclark@gmail.com>, Sean Paul <sean@poorly.run>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, outreachy-kernel@googlegroups.com Cc: mh12gx2825@gmail.com Subject: [PATCH 1/2] drm: msm: adreno: use DEFINE_DEBUGFS_ATTRIBUTE with debugfs_create_file_unsafe() Date: Fri, 30 Oct 2020 00:32:41 +0530 [thread overview] Message-ID: <9ca2c2e4cbd9ebb282b90f742305fd9b481aacc2.1603998014.git.mh12gx2825@gmail.com> (raw) Using DEFINE_DEBUGFS_ATTRIBUTE macro with debugfs_create_file_unsafe() function in place of the debugfs_create_file() function will make the file operation struct "reset" aware of the file's lifetime. Additional details here: https://lists.archive.carbon60.com/linux/kernel/2369498 Issue reported by Coccinelle script: scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com> --- Please Note: This is project task specific patch. drivers/gpu/drm/msm/adreno/a5xx_debugfs.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c b/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c index fc2c905b6c9e..ffe1fb9be155 100644 --- a/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c +++ b/drivers/gpu/drm/msm/adreno/a5xx_debugfs.c @@ -138,7 +138,7 @@ reset_set(void *data, u64 val) return 0; } -DEFINE_SIMPLE_ATTRIBUTE(reset_fops, NULL, reset_set, "%llx\n"); +DEFINE_DEBUGFS_ATTRIBUTE(reset_fops, NULL, reset_set, "%llx\n"); void a5xx_debugfs_init(struct msm_gpu *gpu, struct drm_minor *minor) @@ -154,6 +154,6 @@ void a5xx_debugfs_init(struct msm_gpu *gpu, struct drm_minor *minor) ARRAY_SIZE(a5xx_debugfs_list), minor->debugfs_root, minor); - debugfs_create_file("reset", S_IWUGO, minor->debugfs_root, dev, - &reset_fops); + debugfs_create_file_unsafe("reset", S_IWUGO, minor->debugfs_root, dev, + &reset_fops); } -- 2.25.1 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
next reply other threads:[~2020-10-29 19:02 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-10-29 19:02 Deepak R Varma [this message] 2020-10-29 19:02 ` [PATCH 1/2] drm: msm: adreno: use DEFINE_DEBUGFS_ATTRIBUTE with debugfs_create_file_unsafe() Deepak R Varma 2020-10-29 19:04 ` [PATCH 2/2] drm: msm: adreno: improve code indentation & alignment Deepak R Varma 2020-10-29 19:04 ` Deepak R Varma
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