Loop around congestion_wait on allocation failure/alloc_journal_list
like already fixed in other FS.
(Does it need returning -ENOMEM after some retries ?)
Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
---
fs/reiserfs/journal.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index fd77703..e8c56a9 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -2487,8 +2487,13 @@ static int journal_read(struct super_block *sb)
static struct reiserfs_journal_list *alloc_journal_list(struct super_block *s)
{
struct reiserfs_journal_list *jl;
- jl = kzalloc(sizeof(struct reiserfs_journal_list),
- GFP_NOFS | __GFP_NOFAIL);
+
+ do {
+ jl = kzalloc(sizeof(struct reiserfs_journal_list), GFP_NOFS);
+ if (unlikely(!jl))
+ congestion_wait(BLK_RW_ASYNC, HZ/50);
+ } while (!jl)
+
INIT_LIST_HEAD(&jl->j_list);
INIT_LIST_HEAD(&jl->j_working_list);
INIT_LIST_HEAD(&jl->j_tail_bh_list);
--
1.8.4.5
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