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authorAndy Adamson2014-03-04 12:31:09 -0500
committerTrond Myklebust2014-03-05 11:55:24 -0500
commit869a9d375dca601dde1dee1344f3d1d665505f19 (patch)
tree14ca0f338b69df3eafd0adc3bdf299e976f33a60 /fs/nfs/nfs4filelayout.c
parent927864cd92aaad1d6285e3bb16e503caf3d6e27e (diff)
NFSv4.1 Fail data server I/O if stateid represents a lost lock
Signed-off-by: Andy Adamson <andros@netapp.com> Link: http://lkml.kernel.org/r/1393954269-3974-1-git-send-email-andros@netapp.com Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/nfs4filelayout.c')
-rw-r--r--fs/nfs/nfs4filelayout.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 12c8132ad408..b9a35c05b60f 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -324,8 +324,9 @@ static void filelayout_read_prepare(struct rpc_task *task, void *data)
&rdata->res.seq_res,
task))
return;
- nfs4_set_rw_stateid(&rdata->args.stateid, rdata->args.context,
- rdata->args.lock_context, FMODE_READ);
+ if (nfs4_set_rw_stateid(&rdata->args.stateid, rdata->args.context,
+ rdata->args.lock_context, FMODE_READ) == -EIO)
+ rpc_exit(task, -EIO); /* lost lock, terminate I/O */
}
static void filelayout_read_call_done(struct rpc_task *task, void *data)
@@ -435,8 +436,9 @@ static void filelayout_write_prepare(struct rpc_task *task, void *data)
&wdata->res.seq_res,
task))
return;
- nfs4_set_rw_stateid(&wdata->args.stateid, wdata->args.context,
- wdata->args.lock_context, FMODE_WRITE);
+ if (nfs4_set_rw_stateid(&wdata->args.stateid, wdata->args.context,
+ wdata->args.lock_context, FMODE_WRITE) == -EIO)
+ rpc_exit(task, -EIO); /* lost lock, terminate I/O */
}
static void filelayout_write_call_done(struct rpc_task *task, void *data)