lkml.org 
[lkml]   [2016]   [Jul]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCHv1, RFC 30/33] ext4: relax assert in ext4_da_page_release_reservation()
Date
For huge pages 'stop' must be within HPAGE_PMD_SIZE.
Let's use hpage_size() in the BUG_ON().

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
---
fs/ext4/inode.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 744bba046268..2e22f62f007b 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1550,7 +1550,7 @@ static void ext4_da_page_release_reservation(struct page *page,
int num_clusters;
ext4_fsblk_t lblk;

- BUG_ON(stop > PAGE_SIZE || stop < length);
+ BUG_ON(stop > hpage_size(page) || stop < length);

head = page_buffers(page);
bh = head;
--
2.8.1
\
 
 \ /
  Last update: 2016-07-26 03:21    [W:0.083 / U:0.580 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site