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authorTrond Myklebust2012-09-18 23:01:12 +0200
committerTrond Myklebust2012-09-28 22:03:09 +0200
commit25c7533357a4c4a9311d40cc92e9648c8a7e763e (patch)
treee38cc8e24d50ba9390dc669b448e8bb644def788 /fs/nfs/pnfs.h
parentNFSv4.1: Add helpers for setting/reading the I/O fail bit (diff)
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NFSv4.1: Retry pNFS after a 2 minute timeout
If we had to fall back to read/write through MDS, then assume that we should retry pNFS after a suitable timeout period. The following patch sets a timeout of 2 minutes. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.h')
-rw-r--r--fs/nfs/pnfs.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index e3eb7d1b17a8..bc8e5001203d 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -140,6 +140,7 @@ struct pnfs_layout_hdr {
atomic_t plh_outstanding; /* number of RPCs out */
unsigned long plh_block_lgets; /* block LAYOUTGET if >0 */
u32 plh_barrier; /* ignore lower seqids */
+ unsigned long plh_retry_timestamp;
unsigned long plh_flags;
loff_t plh_lwb; /* last write byte for layoutcommit */
struct rpc_cred *plh_lc_cred; /* layoutcommit cred */