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| author | Alexey Khoroshilov <khoroshilov@ispras.ru> | 2011-06-28 00:21:30 +0400 |
|---|---|---|
| committer | Artem Bityutskiy <artem.bityutskiy@intel.com> | 2011-09-11 15:02:14 +0300 |
| commit | 51b11e3630672b7ce8793ecf13e5759656edf38a (patch) | |
| tree | 90b22e023e1120b475adbb6153283e16eaf6f932 /fs/jffs2/wbuf.c | |
| parent | 9786f6e68af00d0988ad7f51fe3fd118be1c30ad (diff) | |
| download | linux-51b11e3630672b7ce8793ecf13e5759656edf38a.tar.gz linux-51b11e3630672b7ce8793ecf13e5759656edf38a.tar.bz2 linux-51b11e3630672b7ce8793ecf13e5759656edf38a.zip | |
jffs2: use mutex_is_locked() in __jffs2_flush_wbuf()
Use a helper to test if a mutex is held instead of a hack with
mutex_trylock().
Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Artem Bityutskiy <dedekind1@gmail.com>
Diffstat (limited to 'fs/jffs2/wbuf.c')
| -rw-r--r-- | fs/jffs2/wbuf.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/fs/jffs2/wbuf.c b/fs/jffs2/wbuf.c index 4515bea0268f..a10fb24ca6e6 100644 --- a/fs/jffs2/wbuf.c +++ b/fs/jffs2/wbuf.c @@ -578,8 +578,7 @@ static int __jffs2_flush_wbuf(struct jffs2_sb_info *c, int pad) if (!jffs2_is_writebuffered(c)) return 0; - if (mutex_trylock(&c->alloc_sem)) { - mutex_unlock(&c->alloc_sem); + if (!mutex_is_locked(&c->alloc_sem)) { printk(KERN_CRIT "jffs2_flush_wbuf() called with alloc_sem not locked!\n"); BUG(); } |