[Cluster-devel] [GFS2 PATCH] GFS2: Allocate reservation during write_begin if needed
Bob Peterson
rpeterso at redhat.com
Tue Feb 17 17:09:38 UTC 2015
Hi,
This patch adds a call to function gfs2_rs_alloc to make sure a
reservation structure has been allocated before attempting to
reserve blocks.
Regards,
Bob Peterson
Red Hat File Systems
Signed-off-by: Bob Peterson <rpeterso at redhat.com>
---
fs/gfs2/aops.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 805b37f..6453e23 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -675,6 +675,9 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping,
if (error)
goto out_unlock;
+ error = gfs2_rs_alloc(ip);
+ if (error)
+ goto out_qunlock;
requested = data_blocks + ind_blocks;
ap.target = requested;
error = gfs2_inplace_reserve(ip, &ap);
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