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Groups > linux.kernel > #1393730

[PATCH 01/11] f2fs: introduce macros for proc entries

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This adds macros to be used multiple proc entries.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 fs/f2fs/super.c | 25 ++++++++++++++-----------
 1 file changed, 14 insertions(+), 11 deletions(-)

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 19a85cf..b006de6 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -745,19 +745,22 @@ static int segment_info_seq_show(struct seq_file *seq, void *offset)
 	return 0;
 }
 
-static int segment_info_open_fs(struct inode *inode, struct file *file)
-{
-	return single_open(file, segment_info_seq_show, PDE_DATA(inode));
-}
-
-static const struct file_operations f2fs_seq_segment_info_fops = {
-	.owner = THIS_MODULE,
-	.open = segment_info_open_fs,
-	.read = seq_read,
-	.llseek = seq_lseek,
-	.release = single_release,
+#define F2FS_PROC_FILE_DEF(_name)					\
+static int _name##_open_fs(struct inode *inode, struct file *file)	\
+{									\
+	return single_open(file, _name##_seq_show, PDE_DATA(inode));	\
+}									\
+									\
+static const struct file_operations f2fs_seq_##_name##_fops = {		\
+	.owner = THIS_MODULE,						\
+	.open = _name##_open_fs,					\
+	.read = seq_read,						\
+	.llseek = seq_lseek,						\
+	.release = single_release,					\
 };
 
+F2FS_PROC_FILE_DEF(segment_info);
+
 static void default_options(struct f2fs_sb_info *sbi)
 {
 	/* init some FS parameters */
-- 
2.6.3

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[PATCH 01/11] f2fs: introduce macros for proc entries Jaegeuk Kim <jaegeuk@kernel.org> - 2016-05-03 20:30 +0200
  [PATCH 04/11] f2fs: use f2fs_grab_cache_page instead of grab_cache_page Jaegeuk Kim <jaegeuk@kernel.org> - 2016-05-03 20:30 +0200
  [PATCH 10/11] f2fs: fix leak of orphan inode objects Jaegeuk Kim <jaegeuk@kernel.org> - 2016-05-03 20:30 +0200
  [PATCH 07/11] f2fs: inject page allocation failures Jaegeuk Kim <jaegeuk@kernel.org> - 2016-05-03 20:30 +0200
  [PATCH 09/11] f2fs: revisit error handling flows Jaegeuk Kim <jaegeuk@kernel.org> - 2016-05-03 20:30 +0200
  [PATCH 11/11] f2fs: retry to truncate blocks in -ENOMEM case Jaegeuk Kim <jaegeuk@kernel.org> - 2016-05-03 20:30 +0200
    Re: [f2fs-dev] [PATCH 11/11] f2fs: retry to truncate blocks in -ENOMEM  case Hou Pengyang <houpengyang@huawei.com> - 2016-05-05 04:10 +0200
      Re: [f2fs-dev] [PATCH 11/11] f2fs: retry to truncate blocks in  -ENOMEM case Jaegeuk Kim <jaegeuk@kernel.org> - 2016-05-05 05:00 +0200

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