[XFS] Unwrap XFS_SB_LOCK.
Un-obfuscate XFS_SB_LOCK, remove XFS_SB_LOCK->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:29746a
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Signed-off-by: Donald Douwsma <donaldd@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index 2e9b34b..97f0328 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -3956,7 +3956,6 @@
xfs_bmap_free_t flist; /* freed extent records */
xfs_mount_t *mp; /* mount structure */
xfs_trans_t *tp; /* transaction pointer */
- unsigned long s; /* spinlock spl value */
int blks; /* space reservation */
int version = 1; /* superblock attr version */
int committed; /* xaction was committed */
@@ -4053,7 +4052,7 @@
(!XFS_SB_VERSION_HASATTR2(&mp->m_sb) && version == 2)) {
__int64_t sbfields = 0;
- s = XFS_SB_LOCK(mp);
+ spin_lock(&mp->m_sb_lock);
if (!XFS_SB_VERSION_HASATTR(&mp->m_sb)) {
XFS_SB_VERSION_ADDATTR(&mp->m_sb);
sbfields |= XFS_SB_VERSIONNUM;
@@ -4063,10 +4062,10 @@
sbfields |= (XFS_SB_VERSIONNUM | XFS_SB_FEATURES2);
}
if (sbfields) {
- XFS_SB_UNLOCK(mp, s);
+ spin_unlock(&mp->m_sb_lock);
xfs_mod_sb(tp, sbfields);
} else
- XFS_SB_UNLOCK(mp, s);
+ spin_unlock(&mp->m_sb_lock);
}
if ((error = xfs_bmap_finish(&tp, &flist, &committed)))
goto error2;