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authorMarco Stornelli <marco.stornelli@gmail.com>2012-10-06 12:40:03 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-09 23:33:38 -0400
commite40b34c7921534a46f7bae23ec6646d3d9c2c7b2 (patch)
tree84a7ffac7bce215827fbde733aad964a5e38eaa4 /fs/fat/inode.c
parent67e2c19a3bcd32172c1d67294a1d6bb4bc60ca77 (diff)
fat: drop lock/unlock super
Removed lock/unlock super. Added a new private s_lock mutex. Signed-off-by: Marco Stornelli <marco.stornelli@gmail.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/fat/inode.c')
-rw-r--r--fs/fat/inode.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 76f60c642c0..5bafaad0053 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -673,9 +673,9 @@ static int fat_write_inode(struct inode *inode, struct writeback_control *wbc)
if (inode->i_ino == MSDOS_FSINFO_INO) {
struct super_block *sb = inode->i_sb;
- lock_super(sb);
+ mutex_lock(&MSDOS_SB(sb)->s_lock);
err = fat_clusters_flush(sb);
- unlock_super(sb);
+ mutex_unlock(&MSDOS_SB(sb)->s_lock);
} else
err = __fat_write_inode(inode, wbc->sync_mode == WB_SYNC_ALL);
@@ -1268,6 +1268,7 @@ int fat_fill_super(struct super_block *sb, void *data, int silent, int isvfat,
b = (struct fat_boot_sector *) bh->b_data;
}
+ mutex_init(&sbi->s_lock);
sbi->cluster_size = sb->s_blocksize * sbi->sec_per_clus;
sbi->cluster_bits = ffs(sbi->cluster_size) - 1;
sbi->fats = b->fats;