[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>

1 files changed, 2 insertions, 2 deletions

diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index ba8df2f0dd4f..ebdb76da527c 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -139,7 +139,7 @@ xfs_mount_init(void)
         AIL_LOCKINIT(&mp->m_ail_lock, "xfs_ail");
         spinlock_init(&mp->m_sb_lock, "xfs_sb");
         mutex_init(&mp->m_ilock);
-        initnsema(&mp->m_growlock, 1, "xfs_grow");
+        mutex_init(&mp->m_growlock);
         /*
          * Initialize the AIL.
          */
@@ -174,7 +174,7 @@ xfs_mount_free(
         AIL_LOCK_DESTROY(&mp->m_ail_lock);
         spinlock_destroy(&mp->m_sb_lock);
         mutex_destroy(&mp->m_ilock);
-        freesema(&mp->m_growlock);
+        mutex_destroy(&mp->m_growlock);
         if (mp->m_quotainfo)
                 XFS_QM_DONE(mp);