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authorAndy Adamson2012-04-27 23:53:49 +0200
committerTrond Myklebust2012-05-19 23:55:31 +0200
commit671fb89695fee0c70a969371efd38ed30be76a8a (patch)
tree9feb369b1063a0fa038d21d5022384243f8f5edb /fs/nfs/nfs4filelayout.c
parentNFSv4.1 Check invalid deviceid upon slot table waitq wakeup (diff)
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NFSv4.1 wake up all tasks on un-connected DS slot table waitq
The DS has a connection error (invalid deviceid). Drain the fore channel slot table waitq. Signed-off-by: Andy Adamson <andros@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/nfs4filelayout.c')
-rw-r--r--fs/nfs/nfs4filelayout.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 1b9bedb89620..a63062d3882f 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -133,6 +133,7 @@ static int filelayout_async_handle_error(struct rpc_task *task,
struct nfs_server *mds_server = NFS_SERVER(inode);
struct nfs4_deviceid_node *devid = FILELAYOUT_DEVID_NODE(lseg);
struct nfs_client *mds_client = mds_server->nfs_client;
+ struct nfs4_slot_table *tbl = &clp->cl_session->fc_slot_table;
if (task->tk_status >= 0)
return 0;
@@ -186,6 +187,7 @@ static int filelayout_async_handle_error(struct rpc_task *task,
dprintk("%s DS connection error %d\n", __func__,
task->tk_status);
filelayout_mark_devid_invalid(devid);
+ rpc_wake_up(&tbl->slot_tbl_waitq);
/* fall through */
default:
dprintk("%s Retry through MDS. Error %d\n", __func__,