ASSERT(XFS_BUF_VALUSEMA(bp) <= 0);
}
- mutex_lock(&mp->m_icsb_mutex);
+ xfs_icsb_lock(mp);
xfs_icsb_balance_counter(mp, XFS_SBS_ICOUNT, 0, 0);
xfs_icsb_balance_counter(mp, XFS_SBS_IFREE, 0, 0);
xfs_icsb_balance_counter(mp, XFS_SBS_FDBLOCKS, 0, 0);
- mutex_unlock(&mp->m_icsb_mutex);
+ xfs_icsb_unlock(mp);
mp->m_sb_bp = bp;
xfs_buf_relse(bp);
memset(cntp, 0, sizeof(xfs_icsb_cnts_t));
break;
case CPU_ONLINE:
- mutex_lock(&mp->m_icsb_mutex);
+ xfs_icsb_lock(mp);
xfs_icsb_balance_counter(mp, XFS_SBS_ICOUNT, 0, 0);
xfs_icsb_balance_counter(mp, XFS_SBS_IFREE, 0, 0);
xfs_icsb_balance_counter(mp, XFS_SBS_FDBLOCKS, 0, 0);
- mutex_unlock(&mp->m_icsb_mutex);
+ xfs_icsb_unlock(mp);
break;
case CPU_DEAD:
/* Disable all the counters, then fold the dead cpu's
* count into the total on the global superblock and
* re-enable the counters. */
- mutex_lock(&mp->m_icsb_mutex);
+ xfs_icsb_lock(mp);
s = XFS_SB_LOCK(mp);
xfs_icsb_disable_counter(mp, XFS_SBS_ICOUNT);
xfs_icsb_disable_counter(mp, XFS_SBS_IFREE);
xfs_icsb_balance_counter(mp, XFS_SBS_FDBLOCKS,
XFS_ICSB_SB_LOCKED, 0);
XFS_SB_UNLOCK(mp, s);
- mutex_unlock(&mp->m_icsb_mutex);
+ xfs_icsb_unlock(mp);
break;
}
unregister_hotcpu_notifier(&mp->m_icsb_notifier);
free_percpu(mp->m_sb_cnts);
}
+ mutex_destroy(&mp->m_icsb_mutex);
}
STATIC_INLINE void
* the superblock lock. We still need to hold the superblock
* lock, however, when we modify the global structures.
*/
- mutex_lock(&mp->m_icsb_mutex);
+ xfs_icsb_lock(mp);
/*
* Now running atomically.
* Drop the lock and try again in the fast path....
*/
if (!(xfs_icsb_counter_disabled(mp, field))) {
- mutex_unlock(&mp->m_icsb_mutex);
+ xfs_icsb_unlock(mp);
goto again;
}
*/
if (ret != ENOSPC)
xfs_icsb_balance_counter(mp, field, 0, 0);
- mutex_unlock(&mp->m_icsb_mutex);
+ xfs_icsb_unlock(mp);
return ret;
balance_counter:
* do more balances than strictly necessary but it is not
* the common slowpath case.
*/
- mutex_lock(&mp->m_icsb_mutex);
+ xfs_icsb_lock(mp);
/*
* running atomically.
* another balance operation being required.
*/
xfs_icsb_balance_counter(mp, field, 0, delta);
- mutex_unlock(&mp->m_icsb_mutex);
+ xfs_icsb_unlock(mp);
goto again;
}