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Commit 5c6a2cdb authored by Sage Weil's avatar Sage Weil
Browse files

ceph: fix direct io truncate offset 



truncate_inode_pages_range wants the end offset to align with the last byte
in a page.

Signed-off-by: default avatarSage Weil <sage@newdream.net>
parent ae18756b

fs/ceph/file.c

+2 −1
Original line number Diff line number Diff line
@@ -665,7 +665,8 @@ static ssize_t ceph_sync_write(struct file *file, const char __user *data, 
		 * throw out any page cache pages in this range. this

		 * may block.

		 */

		truncate_inode_pages_range(inode->i_mapping, pos, pos+len);

		truncate_inode_pages_range(inode->i_mapping, pos, 

					   (pos+len) | (PAGE_CACHE_SIZE-1));

	} else {

		pages = alloc_page_vector(num_pages);

		if (IS_ERR(pages)) {