NFSv4.1: pnfs_send_layoutreturn should use GFP_NOFS

In we want to be able to call pnfs_send_layoutreturn() from within the
writeback path, we really want it to use GFP_NOFS in order to prevent
recursion.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 703501d3ed19..a1d8620e8cb7 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -948,7 +948,7 @@ pnfs_send_layoutreturn(struct pnfs_layout_hdr *lo, nfs4_stateid stateid,
         struct nfs4_layoutreturn *lrp;
         int status = 0;
 
-        lrp = kzalloc(sizeof(*lrp), GFP_KERNEL);
+        lrp = kzalloc(sizeof(*lrp), GFP_NOFS);
         if (unlikely(lrp == NULL)) {
                 status = -ENOMEM;
                 spin_lock(&ino->i_lock);