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authorLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 15:46:57 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-10-28 15:46:57 -0700
commit671f837a04cbcaaa10e8404989cf08ca3fdf1c80 (patch)
treed98a55d2e347ad15a73cbd860d1fd71a61be20bd /fs/ext4
parentc9e2a72ff1acfdffdecb338b3d997f90c507e665 (diff)
parentb1142e8fec6a594723e5054055a7b53379b90490 (diff)
downloadop-kernel-dev-671f837a04cbcaaa10e8404989cf08ca3fdf1c80.zip
op-kernel-dev-671f837a04cbcaaa10e8404989cf08ca3fdf1c80.tar.gz
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4: ext4: BUG_ON fix: check if page has buffers before calling page_buffers()
Diffstat (limited to 'fs/ext4')
-rw-r--r--fs/ext4/inode.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 2d6c6c8..1916164 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2718,7 +2718,7 @@ static int ext4_writepage(struct page *page,
* try to create them using __block_write_begin. If this
* fails, redirty the page and move on.
*/
- if (!page_buffers(page)) {
+ if (!page_has_buffers(page)) {
if (__block_write_begin(page, 0, len,
noalloc_get_block_write)) {
redirty_page:
@@ -2732,12 +2732,10 @@ static int ext4_writepage(struct page *page,
if (walk_page_buffers(NULL, page_bufs, 0, len, NULL,
ext4_bh_delay_or_unwritten)) {
/*
- * We don't want to do block allocation So redirty the
- * page and return We may reach here when we do a
- * journal commit via
- * journal_submit_inode_data_buffers. If we don't
- * have mapping block we just ignore them. We can also
- * reach here via shrink_page_list
+ * We don't want to do block allocation, so redirty
+ * the page and return. We may reach here when we do
+ * a journal commit via journal_submit_inode_data_buffers.
+ * We can also reach here via shrink_page_list
*/
goto redirty_page;
}
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