From c37650161a53c01ddd88587675f9a4adc909a73e Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 6 Oct 2010 10:48:20 +0200 Subject: fs: add sync_inode_metadata Add a new helper to write out the inode using the writeback code, that is including the correct dirty bit and list manipulation. A few of filesystems already opencode this, and a lot of others should be using it instead of using write_inode_now which also writes out the data. Signed-off-by: Christoph Hellwig Signed-off-by: Al Viro --- fs/ext2/dir.c | 2 +- fs/ext2/ext2.h | 1 - fs/ext2/inode.c | 11 +---------- fs/ext2/xattr.c | 2 +- 4 files changed, 3 insertions(+), 13 deletions(-) (limited to 'fs/ext2') diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c index 764109886ec..2709b34206a 100644 --- a/fs/ext2/dir.c +++ b/fs/ext2/dir.c @@ -98,7 +98,7 @@ static int ext2_commit_chunk(struct page *page, loff_t pos, unsigned len) if (IS_DIRSYNC(dir)) { err = write_one_page(page, 1); if (!err) - err = ext2_sync_inode(dir); + err = sync_inode_metadata(dir, 1); } else { unlock_page(page); } diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h index 416daa62242..6346a2acf32 100644 --- a/fs/ext2/ext2.h +++ b/fs/ext2/ext2.h @@ -120,7 +120,6 @@ extern unsigned long ext2_count_free (struct buffer_head *, unsigned); extern struct inode *ext2_iget (struct super_block *, unsigned long); extern int ext2_write_inode (struct inode *, struct writeback_control *); extern void ext2_evict_inode(struct inode *); -extern int ext2_sync_inode (struct inode *); extern int ext2_get_block(struct inode *, sector_t, struct buffer_head *, int); extern int ext2_setattr (struct dentry *, struct iattr *); extern void ext2_set_inode_flags(struct inode *inode); diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c index 533699c1604..40ad210a504 100644 --- a/fs/ext2/inode.c +++ b/fs/ext2/inode.c @@ -1203,7 +1203,7 @@ static int ext2_setsize(struct inode *inode, loff_t newsize) inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC; if (inode_needs_sync(inode)) { sync_mapping_buffers(inode->i_mapping); - ext2_sync_inode (inode); + sync_inode_metadata(inode, 1); } else { mark_inode_dirty(inode); } @@ -1523,15 +1523,6 @@ int ext2_write_inode(struct inode *inode, struct writeback_control *wbc) return __ext2_write_inode(inode, wbc->sync_mode == WB_SYNC_ALL); } -int ext2_sync_inode(struct inode *inode) -{ - struct writeback_control wbc = { - .sync_mode = WB_SYNC_ALL, - .nr_to_write = 0, /* sys_fsync did this */ - }; - return sync_inode(inode, &wbc); -} - int ext2_setattr(struct dentry *dentry, struct iattr *iattr) { struct inode *inode = dentry->d_inode; diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c index 8c29ae15129..f84700be327 100644 --- a/fs/ext2/xattr.c +++ b/fs/ext2/xattr.c @@ -699,7 +699,7 @@ ext2_xattr_set2(struct inode *inode, struct buffer_head *old_bh, EXT2_I(inode)->i_file_acl = new_bh ? new_bh->b_blocknr : 0; inode->i_ctime = CURRENT_TIME_SEC; if (IS_SYNC(inode)) { - error = ext2_sync_inode (inode); + error = sync_inode_metadata(inode, 1); /* In case sync failed due to ENOSPC the inode was actually * written (only some dirty data were not) so we just proceed * as if nothing happened and cleanup the unused block */ -- cgit v1.2.3