diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-04-11 16:51:18 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-05-16 07:24:30 +0200 |
| commit | 07a3b8ed48557fb9796943dac6333f527a6f5048 (patch) | |
| tree | e631e525e51022d75b1c6a594b6f515fa6a31bb5 /fs/jfs/jfs_debug.c | |
| parent | 247dbed8c952559222742de21d026d5a2e83e239 (diff) | |
jfs: simplify procfs code
Use remove_proc_subtree to remove the whole subtree on cleanup, and
unwind the registration loop into individual calls. Switch to use
proc_create_seq where applicable.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Diffstat (limited to 'fs/jfs/jfs_debug.c')
| -rw-r--r-- | fs/jfs/jfs_debug.c | 43 |
1 files changed, 14 insertions, 29 deletions
diff --git a/fs/jfs/jfs_debug.c b/fs/jfs/jfs_debug.c index a70907606025..35a5b2a81ae0 100644 --- a/fs/jfs/jfs_debug.c +++ b/fs/jfs/jfs_debug.c @@ -29,7 +29,6 @@ #ifdef PROC_FS_JFS /* see jfs_debug.h */ -static struct proc_dir_entry *base; #ifdef CONFIG_JFS_DEBUG static int jfs_loglevel_proc_show(struct seq_file *m, void *v) { @@ -66,43 +65,29 @@ static const struct file_operations jfs_loglevel_proc_fops = { }; #endif -static struct { - const char *name; - const struct file_operations *proc_fops; -} Entries[] = { -#ifdef CONFIG_JFS_STATISTICS - { "lmstats", &jfs_lmstats_proc_fops, }, - { "txstats", &jfs_txstats_proc_fops, }, - { "xtstat", &jfs_xtstat_proc_fops, }, - { "mpstat", &jfs_mpstat_proc_fops, }, -#endif -#ifdef CONFIG_JFS_DEBUG - { "TxAnchor", &jfs_txanchor_proc_fops, }, - { "loglevel", &jfs_loglevel_proc_fops } -#endif -}; -#define NPROCENT ARRAY_SIZE(Entries) - void jfs_proc_init(void) { - int i; + struct proc_dir_entry *base; - if (!(base = proc_mkdir("fs/jfs", NULL))) + base = proc_mkdir("fs/jfs", NULL); + if (!base) return; - for (i = 0; i < NPROCENT; i++) - proc_create(Entries[i].name, 0, base, Entries[i].proc_fops); +#ifdef CONFIG_JFS_STATISTICS + proc_create_single("lmstats", 0, base, jfs_lmstats_proc_show); + proc_create_single("txstats", 0, base, jfs_txstats_proc_show); + proc_create_single("xtstat", 0, base, jfs_xtstat_proc_show); + proc_create_single("mpstat", 0, base, jfs_mpstat_proc_show); +#endif +#ifdef CONFIG_JFS_DEBUG + proc_create_single("TxAnchor", 0, base, jfs_txanchor_proc_show); + proc_create("loglevel", 0, base, &jfs_loglevel_proc_fops); +#endif } void jfs_proc_clean(void) { - int i; - - if (base) { - for (i = 0; i < NPROCENT; i++) - remove_proc_entry(Entries[i].name, base); - remove_proc_entry("fs/jfs", NULL); - } + remove_proc_subtree("fs/jfs", NULL); } #endif /* PROC_FS_JFS */ |