From b522412aeabadbb302fd4338eaabf09d10e2d29c Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 7 Jun 2009 13:44:36 -0400 Subject: 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 --- fs/fat/fat.h | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'fs/fat/fat.h') diff --git a/fs/fat/fat.h b/fs/fat/fat.h index ea440d65819c..e4d88527b5dd 100644 --- a/fs/fat/fat.h +++ b/fs/fat/fat.h @@ -74,6 +74,7 @@ struct msdos_sb_info { int fatent_shift; struct fatent_operations *fatent_ops; + struct inode *fat_inode; spinlock_t inode_hash_lock; struct hlist_head inode_hashtable[FAT_HASH_SIZE]; @@ -251,6 +252,7 @@ struct fat_entry { } u; int nr_bhs; struct buffer_head *bhs[2]; + struct inode *fat_inode; }; static inline void fatent_init(struct fat_entry *fatent) @@ -259,6 +261,7 @@ static inline void fatent_init(struct fat_entry *fatent) fatent->entry = 0; fatent->u.ent32_p = NULL; fatent->bhs[0] = fatent->bhs[1] = NULL; + fatent->fat_inode = NULL; } static inline void fatent_set_entry(struct fat_entry *fatent, int entry) @@ -275,6 +278,7 @@ static inline void fatent_brelse(struct fat_entry *fatent) brelse(fatent->bhs[i]); fatent->nr_bhs = 0; fatent->bhs[0] = fatent->bhs[1] = NULL; + fatent->fat_inode = NULL; } extern void fat_ent_access_init(struct super_block *sb); @@ -296,6 +300,8 @@ extern int fat_setattr(struct dentry * dentry, struct iattr * attr); extern void fat_truncate(struct inode *inode); extern int fat_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat); +extern int fat_file_fsync(struct file *file, struct dentry *dentry, + int datasync); /* fat/inode.c */ extern void fat_attach(struct inode *inode, loff_t i_pos); -- cgit v1.2.3