[Ocfs2-devel] [PATCH 11/17] ocfs2: Don't relink cluster groups when allocating discontig block groups
Tao Ma
tao.ma at oracle.com
Wed Apr 21 23:40:25 PDT 2010
From: Joel Becker <joel.becker at oracle.com>
We don't have enough credits, and the filesystem is in a full state
anyway.
Signed-off-by: Joel Becker <joel.becker at oracle.com>
---
fs/ocfs2/suballoc.c | 8 ++++++++
1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 9113da9..b3053da 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -610,6 +610,14 @@ ocfs2_block_group_alloc_discontig(handle_t *handle,
goto bail;
}
+ /*
+ * We're going to be grabbing from multiple cluster groups.
+ * We don't have enough credits to relink them all, and the
+ * cluster groups will be staying in cache for the duration of
+ * this operation.
+ */
+ ac->ac_allow_chain_relink = 0;
+
/* Claim the first region */
status = ocfs2_block_group_claim_bits(osb, handle, ac, min_bits,
&bit_off, &num_bits);
--
1.5.5
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