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authorChris Mason <mason@suse.com>2006-09-29 02:00:03 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-29 09:18:12 -0700
commitae78bf9c4f5fde3c67e2829505f195d7347ce3e4 (patch)
treeb9376237e596ed7e95db35b9ccf1ad3177b10460 /fs/msdos
parent6b77df08a36d989f7dd00ccb6a026a0e96170d16 (diff)
downloadlinux-ae78bf9c4f5fde3c67e2829505f195d7347ce3e4.tar.gz
[PATCH] add -o flush for fat
Fat is commonly used on removable media.  Mounting with -o flush tells the
FS to write things to disk as quickly as possible.  It is like -o sync, but
much faster (and not as safe).

Signed-off-by: Chris Mason <mason@suse.com>
Cc: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'fs/msdos')
-rw-r--r--fs/msdos/namei.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/msdos/namei.c b/fs/msdos/namei.c
index 9e44158a7540..d220165d4918 100644
--- a/fs/msdos/namei.c
+++ b/fs/msdos/namei.c
@@ -280,7 +280,7 @@ static int msdos_create(struct inode *dir, struct dentry *dentry, int mode,
 			struct nameidata *nd)
 {
 	struct super_block *sb = dir->i_sb;
-	struct inode *inode;
+	struct inode *inode = NULL;
 	struct fat_slot_info sinfo;
 	struct timespec ts;
 	unsigned char msdos_name[MSDOS_NAME];
@@ -316,6 +316,8 @@ static int msdos_create(struct inode *dir, struct dentry *dentry, int mode,
 	d_instantiate(dentry, inode);
 out:
 	unlock_kernel();
+	if (!err)
+		err = fat_flush_inodes(sb, dir, inode);
 	return err;
 }
 
@@ -348,6 +350,8 @@ static int msdos_rmdir(struct inode *dir, struct dentry *dentry)
 	fat_detach(inode);
 out:
 	unlock_kernel();
+	if (!err)
+		err = fat_flush_inodes(inode->i_sb, dir, inode);
 
 	return err;
 }
@@ -401,6 +405,7 @@ static int msdos_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 	d_instantiate(dentry, inode);
 
 	unlock_kernel();
+	fat_flush_inodes(sb, dir, inode);
 	return 0;
 
 out_free:
@@ -430,6 +435,8 @@ static int msdos_unlink(struct inode *dir, struct dentry *dentry)
 	fat_detach(inode);
 out:
 	unlock_kernel();
+	if (!err)
+		err = fat_flush_inodes(inode->i_sb, dir, inode);
 
 	return err;
 }
@@ -635,6 +642,8 @@ static int msdos_rename(struct inode *old_dir, struct dentry *old_dentry,
 			      new_dir, new_msdos_name, new_dentry, is_hid);
 out:
 	unlock_kernel();
+	if (!err)
+		err = fat_flush_inodes(old_dir->i_sb, old_dir, new_dir);
 	return err;
 }