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[XFS] Unwrap XFS_SB_LOCK.

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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>
This commit is contained in:
Eric Sandeen
2007-10-11 17:42:32 +10:00
committed by Lachlan McIlroy
parent ba74d0cba5
commit 3685c2a1d7
10 changed files with 60 additions and 79 deletions
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8
fs/xfs/xfs_attr_leaf.c
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@@ -226,17 +226,15 @@ xfs_attr_shortform_bytesfit(xfs_inode_t *dp, int bytes)
STATIC void
xfs_sbversion_add_attr2(xfs_mount_t *mp, xfs_trans_t *tp)
{
unsigned long s;
if ((mp->m_flags & XFS_MOUNT_ATTR2) &&
!(XFS_SB_VERSION_HASATTR2(&mp->m_sb))) {
s = XFS_SB_LOCK(mp);
spin_lock(&mp->m_sb_lock);
if (!XFS_SB_VERSION_HASATTR2(&mp->m_sb)) {
XFS_SB_VERSION_ADDATTR2(&mp->m_sb);
XFS_SB_UNLOCK(mp, s);
spin_unlock(&mp->m_sb_lock);
xfs_mod_sb(tp, XFS_SB_VERSIONNUM | XFS_SB_FEATURES2);
} else
XFS_SB_UNLOCK(mp, s);
spin_unlock(&mp->m_sb_lock);
}
}