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| author | Christoph Hellwig <hch@infradead.org> | 2007-08-30 17:21:54 +1000 |
|---|---|---|
| committer | Tim Shimmin <tes@chook.melbourne.sgi.com> | 2007-10-16 12:18:09 +1000 |
| commit | cc92e7ac8d96418d99f0c31a9a132e9fccc54553 (patch) | |
| tree | 85ba32909af656d5b332657aa26179369f635a00 /fs/xfs/xfs_fsops.c | |
| parent | 0adba5363ccbee073f127feb1d6942e64ee63ab3 (diff) | |
| download | lwn-cc92e7ac8d96418d99f0c31a9a132e9fccc54553.tar.gz lwn-cc92e7ac8d96418d99f0c31a9a132e9fccc54553.zip | |
[XFS] growlock should be a mutex
m_growlock only needs plain binary mutex semantics, so use a struct mutex
instead of a semaphore for it.
SGI-PV: 968563
SGI-Modid: xfs-linux-melb:xfs-kern:29512a
Signed-off-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_fsops.c')
| -rw-r--r-- | fs/xfs/xfs_fsops.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c index 94bd9f2d9d77..c92d5b821029 100644 --- a/fs/xfs/xfs_fsops.c +++ b/fs/xfs/xfs_fsops.c @@ -433,10 +433,10 @@ xfs_growfs_data( xfs_growfs_data_t *in) { int error; - if (!cpsema(&mp->m_growlock)) + if (!mutex_trylock(&mp->m_growlock)) return XFS_ERROR(EWOULDBLOCK); error = xfs_growfs_data_private(mp, in); - vsema(&mp->m_growlock); + mutex_unlock(&mp->m_growlock); return error; } @@ -446,10 +446,10 @@ xfs_growfs_log( xfs_growfs_log_t *in) { int error; - if (!cpsema(&mp->m_growlock)) + if (!mutex_trylock(&mp->m_growlock)) return XFS_ERROR(EWOULDBLOCK); error = xfs_growfs_log_private(mp, in); - vsema(&mp->m_growlock); + mutex_unlock(&mp->m_growlock); return error; } |