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Commit 382e27da authored by Jan Kara's avatar Jan Kara Committed by Linus Torvalds
Browse files

mm: fix truncate_setsize() comment 



Contrary to what the comment says, truncate_setsize() should be called
*before* filesystem truncated blocks.

Signed-off-by: default avatarJan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Al Viro <viro@ZenIV.linux.org.uk>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 987eba66

mm/truncate.c

+5 −6
Original line number Original line Diff line number Diff line
@@ -549,13 +549,12 @@ EXPORT_SYMBOL(truncate_pagecache); 
 * @inode: inode

 * @inode: inode

 * @newsize: new file size

 * @newsize: new file size

 *

 *

 * truncate_setsize updastes i_size update and performs pagecache

 * truncate_setsize updates i_size and performs pagecache truncation (if

 * truncation (if necessary) for a file size updates. It will be

 * necessary) to @newsize. It will be typically be called from the filesystem's

 * typically be called from the filesystem's setattr function when

 * setattr function when ATTR_SIZE is passed in.

 * ATTR_SIZE is passed in.

 *

 *

 * Must be called with inode_mutex held and after all filesystem

 * Must be called with inode_mutex held and before all filesystem specific

 * specific block truncation has been performed.

 * block truncation has been performed.

 */

 */

void truncate_setsize(struct inode *inode, loff_t newsize)

void truncate_setsize(struct inode *inode, loff_t newsize)

{

{