Commit 440caf8e authored by Trond Myklebust's avatar Trond Myklebust
Browse files

NFSv4/pnfs: Layoutreturn on close must handle fatal networking errors 



If we have a fatal ENETDOWN or ENETUNREACH error, then the layoutreturn
on close code should also handle that as fatal, and free the layouts.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@hammerspace.com>
Reviewed-by: default avatarJeff Layton <jlayton@kernel.org>
parent 2d7f844f

fs/nfs/pnfs.c

+12 −0
Original line number Diff line number Diff line
@@ -1661,6 +1661,18 @@ int pnfs_roc_done(struct rpc_task *task, struct nfs4_layoutreturn_args **argpp, 
		/* Was there an RPC level error? If not, retry */

		if (task->tk_rpc_status == 0)

			break;

		/*

		 * Is there a fatal network level error?

		 * If so release the layout, but flag the error.

		 */

		if ((task->tk_rpc_status == -ENETDOWN ||

		     task->tk_rpc_status == -ENETUNREACH) &&

		    task->tk_flags & RPC_TASK_NETUNREACH_FATAL) {

			*ret = 0;

			(*respp)->lrs_present = 0;

			retval = -EIO;

			break;

		}

		/* If the call was not sent, let caller handle it */

		if (!RPC_WAS_SENT(task))

			return 0;