diff options
| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2022-04-07 16:50:19 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-04-13 22:01:07 +0300 |
| commit | 9a45e08636bba2949819cbf4d9ee0b974dd5c7a6 (patch) | |
| tree | a66376dce21a84aa356769807f792ed8bb5ac30e /net/sunrpc | |
| parent | 132cbe2f182ab535e0a7fa309d2c73ed6257a246 (diff) | |
| download | linux-9a45e08636bba2949819cbf4d9ee0b974dd5c7a6.tar.xz | |
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: b61d59fffd3e ("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>
Diffstat (limited to 'net/sunrpc')
| -rw-r--r-- | net/sunrpc/clnt.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index bae42ada8c10..c5af31312e0c 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -2342,6 +2342,11 @@ 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; |