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authorSunil Mushran <sunil.mushran@oracle.com>2008-04-18 15:03:59 -0700
committerMark Fasheh <mfasheh@suse.com>2008-04-30 17:09:58 -0700
commit4ba1c5bfd2e5a6c9528eb7777b66c297e70f61ca (patch)
treea06a4587053ce6f999920651880a499c058fd58a /fs
parentbc535809c06ada210d89f5a43b335c68ecbb8e1b (diff)
ocfs2: Use GFP_NOFS in kmalloc during localalloc window move
kmalloc() during a localalloc window move can trigger the mm to prune the dcache which inturn can trigger the fs to delete an inode causing it start a recursive transaction. The fix also makes the change in kmalloc during localalloc shutdown just to be safe. Fixes oss bugzilla#901 http://oss.oracle.com/bugzilla/show_bug.cgi?id=901 Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com> Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/ocfs2/localalloc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index ce0dc147602..be774bdc8b3 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -260,7 +260,7 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
bh = osb->local_alloc_bh;
alloc = (struct ocfs2_dinode *) bh->b_data;
- alloc_copy = kmalloc(bh->b_size, GFP_KERNEL);
+ alloc_copy = kmalloc(bh->b_size, GFP_NOFS);
if (!alloc_copy) {
status = -ENOMEM;
goto out_commit;
@@ -931,7 +931,7 @@ static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb,
* local alloc shutdown won't try to double free main bitmap
* bits. Make a copy so the sync function knows which bits to
* free. */
- alloc_copy = kmalloc(osb->local_alloc_bh->b_size, GFP_KERNEL);
+ alloc_copy = kmalloc(osb->local_alloc_bh->b_size, GFP_NOFS);
if (!alloc_copy) {
status = -ENOMEM;
mlog_errno(status);