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authorYangtao Li <tiny.windzz@gmail.com>2018-11-30 11:11:01 -0500
committerDaniel Vetter <daniel.vetter@ffwll.ch>2018-12-24 11:17:04 +0100
commit2674305a1f5a5356e3c4488d90aab2654142ee99 (patch)
tree9d2f5e53583aa9ca03731b5144fdeefb7578cd68 /drivers
parent70bce993a7aa57c00798d8f13ebbbddd81cbbef9 (diff)
downloadlinux-2674305a1f5a5356e3c4488d90aab2654142ee99.tar.gz
dma-buf: Change to use DEFINE_SHOW_ATTRIBUTE macro
Use DEFINE_SHOW_ATTRIBUTE macro to simplify the code.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20181130161101.3413-1-tiny.windzz@gmail.com
Diffstat (limited to 'drivers')
-rw-r--r--drivers/dma-buf/dma-buf.c12
-rw-r--r--drivers/dma-buf/sync_debug.c16
2 files changed, 4 insertions, 24 deletions
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 02f7f9a89979..7c858020d14b 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -1093,17 +1093,7 @@ static int dma_buf_debug_show(struct seq_file *s, void *unused)
 	return 0;
 }
 
-static int dma_buf_debug_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, dma_buf_debug_show, NULL);
-}
-
-static const struct file_operations dma_buf_debug_fops = {
-	.open           = dma_buf_debug_open,
-	.read           = seq_read,
-	.llseek         = seq_lseek,
-	.release        = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(dma_buf_debug);
 
 static struct dentry *dma_buf_debugfs_dir;
 
diff --git a/drivers/dma-buf/sync_debug.c b/drivers/dma-buf/sync_debug.c
index c4c8ecb24aa9..c0abf37df88b 100644
--- a/drivers/dma-buf/sync_debug.c
+++ b/drivers/dma-buf/sync_debug.c
@@ -147,7 +147,7 @@ static void sync_print_sync_file(struct seq_file *s,
 	}
 }
 
-static int sync_debugfs_show(struct seq_file *s, void *unused)
+static int sync_info_debugfs_show(struct seq_file *s, void *unused)
 {
 	struct list_head *pos;
 
@@ -178,17 +178,7 @@ static int sync_debugfs_show(struct seq_file *s, void *unused)
 	return 0;
 }
 
-static int sync_info_debugfs_open(struct inode *inode, struct file *file)
-{
-	return single_open(file, sync_debugfs_show, inode->i_private);
-}
-
-static const struct file_operations sync_info_debugfs_fops = {
-	.open           = sync_info_debugfs_open,
-	.read           = seq_read,
-	.llseek         = seq_lseek,
-	.release        = single_release,
-};
+DEFINE_SHOW_ATTRIBUTE(sync_info_debugfs);
 
 static __init int sync_debugfs_init(void)
 {
@@ -218,7 +208,7 @@ void sync_dump(void)
 	};
 	int i;
 
-	sync_debugfs_show(&s, NULL);
+	sync_info_debugfs_show(&s, NULL);
 
 	for (i = 0; i < s.count; i += DUMP_CHUNK) {
 		if ((s.count - i) > DUMP_CHUNK) {