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authorChristoph Hellwig <hch@lst.de>2018-05-15 16:57:23 +0300
committerChristoph Hellwig <hch@lst.de>2018-05-16 08:23:35 +0300
commit3f3942aca6da351a12543aa776467791b63b3a78 (patch)
tree31030e086ea36920e07078ea2289b9b72c0b2939 /fs/proc/meminfo.c
parent44414d82cfe0f68cb59d0a42f599ccd893ae0032 (diff)
downloadlinux-3f3942aca6da351a12543aa776467791b63b3a78.tar.xz
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/proc/meminfo.c')
-rw-r--r--fs/proc/meminfo.c14
1 files changed, 1 insertions, 13 deletions
diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c
index 65a72ab57471..2fb04846ed11 100644
--- a/fs/proc/meminfo.c
+++ b/fs/proc/meminfo.c
@@ -149,21 +149,9 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
return 0;
}
-static int meminfo_proc_open(struct inode *inode, struct file *file)
-{
- return single_open(file, meminfo_proc_show, NULL);
-}
-
-static const struct file_operations meminfo_proc_fops = {
- .open = meminfo_proc_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
-};
-
static int __init proc_meminfo_init(void)
{
- proc_create("meminfo", 0, NULL, &meminfo_proc_fops);
+ proc_create_single("meminfo", 0, NULL, meminfo_proc_show);
return 0;
}
fs_initcall(proc_meminfo_init);