Commit 4ecef6f2 authored Apr 07, 2022 by Trond Myklebust Committed by Greg Kroah-Hartman Apr 15, 2022

SUNRPC: Handle low memory situations in call_status()



[ Upstream commit 9d82819d5b065348ce623f196bf601028e22ed00 ]

We need to handle ENFILE, ENOBUFS, and ENOMEM, because
xprt_wake_pending_tasks() can be called with any one of these due to
socket creation failures.

Fixes: b61d59ff ("SUNRPC: xs_tcp_connect_worker{4,6}: merge common code")
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

parent 9a0da98a

net/sunrpc/clnt.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -2394,6 +2394,11 @@ call_status(struct rpc_task *task)
		case -EPIPE:
		case -EAGAIN:
		break;
		case -ENFILE:
		case -ENOBUFS:
		case -ENOMEM:
		rpc_delay(task, HZ>>2);
		break;
		case -EIO:
		/* shutdown or soft timeout */
		goto out_exit;