diff options
| author |   Eric Sandeen <sandeen@sandeen.net> | 2007-10-11 17:41:21 +1000 |
|---|---|---|
| committer |   Lachlan McIlroy <lachlan@redback.melbourne.sgi.com> | 2008-02-07 16:46:48 +1100 |
| commit | 703e1f0fd2edc2978bde3b4536e78b577318c090 (patch) | |
| tree | cb7e227feb32d010f71512fdef3e8ece49e2f99c /fs | |
| parent | [XFS] Unwrap pagb_lock. (diff) | |
| download | linux-dev-703e1f0fd2edc2978bde3b4536e78b577318c090.tar.xz linux-dev-703e1f0fd2edc2978bde3b4536e78b577318c090.zip | |
[XFS] Unwrap xfs_dabuf_global_lock
Un-obfuscate dabuf_global_lock, remove mutex_lock->spin_lock macros, call
spin_lock directly, remove extraneous cookie holdover from old xfs code,
and change lock type to spinlock_t.
SGI-PV: 970382
SGI-Modid: xfs-linux-melb:xfs-kern:29744a
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Donald Douwsma <donaldd@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/xfs/xfs_da_btree.c | 13 | ||||
| -rw-r--r-- | fs/xfs/xfs_vfsops.c | 2 |
2 files changed, 6 insertions, 9 deletions
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c index 26d09e2e1a7f..1b446849fb3d 100644 --- a/fs/xfs/xfs_da_btree.c +++ b/fs/xfs/xfs_da_btree.c @@ -2218,7 +2218,7 @@ xfs_da_state_free(xfs_da_state_t *state) #ifdef XFS_DABUF_DEBUG xfs_dabuf_t *xfs_dabuf_global_list; -lock_t xfs_dabuf_global_lock; +spinlock_t xfs_dabuf_global_lock; #endif /* @@ -2264,10 +2264,9 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps, inst_t *ra) } #ifdef XFS_DABUF_DEBUG { - SPLDECL(s); xfs_dabuf_t *p; - s = mutex_spinlock(&xfs_dabuf_global_lock); + spin_lock(&xfs_dabuf_global_lock); for (p = xfs_dabuf_global_list; p; p = p->next) { ASSERT(p->blkno != dabuf->blkno || p->target != dabuf->target); @@ -2277,7 +2276,7 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps, inst_t *ra) xfs_dabuf_global_list->prev = dabuf; dabuf->next = xfs_dabuf_global_list; xfs_dabuf_global_list = dabuf; - mutex_spinunlock(&xfs_dabuf_global_lock, s); + spin_unlock(&xfs_dabuf_global_lock); } #endif return dabuf; @@ -2319,16 +2318,14 @@ xfs_da_buf_done(xfs_dabuf_t *dabuf) kmem_free(dabuf->data, BBTOB(dabuf->bbcount)); #ifdef XFS_DABUF_DEBUG { - SPLDECL(s); - - s = mutex_spinlock(&xfs_dabuf_global_lock); + spin_lock(&xfs_dabuf_global_lock); if (dabuf->prev) dabuf->prev->next = dabuf->next; else xfs_dabuf_global_list = dabuf->next; if (dabuf->next) dabuf->next->prev = dabuf->prev; - mutex_spinunlock(&xfs_dabuf_global_lock, s); + spin_unlock(&xfs_dabuf_global_lock); } memset(dabuf, 0, XFS_DA_BUF_SIZE(dabuf->nbuf)); #endif diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c index 57be2f7b034c..f90d95582047 100644 --- a/fs/xfs/xfs_vfsops.c +++ b/fs/xfs/xfs_vfsops.c @@ -67,7 +67,7 @@ xfs_init(void) extern kmem_zone_t *xfs_buf_item_zone; extern kmem_zone_t *xfs_dabuf_zone; #ifdef XFS_DABUF_DEBUG - extern lock_t xfs_dabuf_global_lock; + extern spinlock_t xfs_dabuf_global_lock; spinlock_init(&xfs_dabuf_global_lock, "xfsda"); #endif |