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authorChristoph Hellwig <hch@lst.de>2018-05-15 15:57:23 +0200
committerChristoph Hellwig <hch@lst.de>2018-05-16 07:23:35 +0200
commit3f3942aca6da351a12543aa776467791b63b3a78 (patch)
tree31030e086ea36920e07078ea2289b9b72c0b2939 /fs/reiserfs
parent44414d82cfe0f68cb59d0a42f599ccd893ae0032 (diff)
downloadlinux-3f3942aca6da351a12543aa776467791b63b3a78.tar.bz2
proc: introduce proc_create_single{,_data}
Variants of proc_create{,_data} that directly take a seq_file show callback and drastically reduces the boilerplate code in the callers. All trivial callers converted over. Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/reiserfs')
-rw-r--r--fs/reiserfs/procfs.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/fs/reiserfs/procfs.c b/fs/reiserfs/procfs.c
index fe999157dd97..e39b3910d24d 100644
--- a/fs/reiserfs/procfs.c
+++ b/fs/reiserfs/procfs.c
@@ -389,27 +389,13 @@ static int show_journal(struct seq_file *m, void *unused)
return 0;
}
-static int r_open(struct inode *inode, struct file *file)
-{
- return single_open(file, PDE_DATA(inode),
- proc_get_parent_data(inode));
-}
-
-static const struct file_operations r_file_operations = {
- .open = r_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static struct proc_dir_entry *proc_info_root = NULL;
static const char proc_info_root_name[] = "fs/reiserfs";
static void add_file(struct super_block *sb, char *name,
int (*func) (struct seq_file *, void *))
{
- proc_create_data(name, 0, REISERFS_SB(sb)->procdir,
- &r_file_operations, func);
+ proc_create_single_data(name, 0, REISERFS_SB(sb)->procdir, func, sb);
}
int reiserfs_proc_info_init(struct super_block *sb)