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fat: add ->sync_fs

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Add a ->sync_fs method for data integrity syncs.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Christoph Hellwig 2009-06-08 10:04:35 +02:00 committed by Al Viro
parent 40f31dd47e
commit f83d6d46e7
1 changed files with 11 additions and 0 deletions
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11
fs/fat/inode.c
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@ -449,6 +449,16 @@ static void fat_write_super(struct super_block *sb)
unlock_super(sb); unlock_super(sb);
} }
static int fat_sync_fs(struct super_block *sb, int wait)
{
lock_super(sb);
fat_clusters_flush(sb);
sb->s_dirt = 0;
unlock_super(sb);
return 0;
}
static void fat_put_super(struct super_block *sb) static void fat_put_super(struct super_block *sb)
{ {
struct msdos_sb_info *sbi = MSDOS_SB(sb); struct msdos_sb_info *sbi = MSDOS_SB(sb);
@ -643,6 +653,7 @@ static const struct super_operations fat_sops = {
.delete_inode = fat_delete_inode, .delete_inode = fat_delete_inode,
.put_super = fat_put_super, .put_super = fat_put_super,
.write_super = fat_write_super, .write_super = fat_write_super,
.sync_fs = fat_sync_fs,
.statfs = fat_statfs, .statfs = fat_statfs,
.clear_inode = fat_clear_inode, .clear_inode = fat_clear_inode,
.remount_fs = fat_remount, .remount_fs = fat_remount,