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authorAl Viro <viro@zeniv.linux.org.uk>2009-06-07 13:44:36 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2009-06-11 21:36:12 -0400
commitb522412aeabadbb302fd4338eaabf09d10e2d29c (patch)
tree6b6b73686bc77e10a3a8275e84bc545ddf7755b6 /fs/fat/inode.c
parent964f5369667b342994fe3f384e9ba41d404ee796 (diff)
downloadop-kernel-dev-b522412aeabadbb302fd4338eaabf09d10e2d29c.zip
op-kernel-dev-b522412aeabadbb302fd4338eaabf09d10e2d29c.tar.gz
Sanitize ->fsync() for FAT
* mark directory data blocks as assoc. metadata * add new inode to deal with FAT, mark FAT blocks as assoc. metadata of that * now ->fsync() is trivial both for files and directories Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/fat/inode.c')
-rw-r--r--fs/fat/inode.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 2292cbf..476f80b 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -458,6 +458,8 @@ static void fat_put_super(struct super_block *sb)
if (sb->s_dirt)
fat_write_super(sb);
+ iput(sbi->fat_inode);
+
if (sbi->nls_disk) {
unload_nls(sbi->nls_disk);
sbi->nls_disk = NULL;
@@ -1183,7 +1185,7 @@ static int fat_read_root(struct inode *inode)
int fat_fill_super(struct super_block *sb, void *data, int silent,
const struct inode_operations *fs_dir_inode_ops, int isvfat)
{
- struct inode *root_inode = NULL;
+ struct inode *root_inode = NULL, *fat_inode = NULL;
struct buffer_head *bh;
struct fat_boot_sector *b;
struct msdos_sb_info *sbi;
@@ -1423,6 +1425,11 @@ int fat_fill_super(struct super_block *sb, void *data, int silent,
}
error = -ENOMEM;
+ fat_inode = new_inode(sb);
+ if (!fat_inode)
+ goto out_fail;
+ MSDOS_I(fat_inode)->i_pos = 0;
+ sbi->fat_inode = fat_inode;
root_inode = new_inode(sb);
if (!root_inode)
goto out_fail;
@@ -1448,6 +1455,8 @@ out_invalid:
" on dev %s.\n", sb->s_id);
out_fail:
+ if (fat_inode)
+ iput(fat_inode);
if (root_inode)
iput(root_inode);
if (sbi->nls_io)
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