Commit 82c7c7a5 authored by Andy Adamson's avatar Andy Adamson Committed by Trond Myklebust

NFSv4.1 return the LAYOUT for each file with failed DS connection I/O

First mark the deviceid invalid to prevent any future use. Then fence all
files involved in I/O to a DS with a connection error by sending a
LAYOUTRETURN.
Signed-off-by: default avatarAndy Adamson <andros@netapp.com>
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 8626e4a4
......@@ -205,9 +205,8 @@ static int filelayout_async_handle_error(struct rpc_task *task,
case -EPIPE:
dprintk("%s DS connection error %d\n", __func__,
task->tk_status);
if (!filelayout_test_devid_invalid(devid))
_pnfs_return_layout(inode);
filelayout_mark_devid_invalid(devid);
_pnfs_return_layout(inode);
rpc_wake_up(&tbl->slot_tbl_waitq);
nfs4_ds_disconnect(clp);
/* fall through */
......
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