diff options
| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2025-03-28 12:52:52 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-05-29 11:02:03 +0200 |
| commit | 1a9b696a003ae3d723710b707515a3af17b0904f (patch) | |
| tree | 8a5ce86337201d42ec13ab47a8cd988e6f8430ee | |
| parent | ac83bf58f687693c20df74e993921acacd3acdf1 (diff) | |
SUNRPC: Don't allow waiting for exiting tasks
[ Upstream commit 14e41b16e8cb677bb440dca2edba8b041646c742 ]
Once a task calls exit_signals() it can no longer be signalled. So do
not allow it to do killable waits.
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | net/sunrpc/sched.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index 9b45fbdc90ca..73bc39281ef5 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -276,6 +276,8 @@ EXPORT_SYMBOL_GPL(rpc_destroy_wait_queue); static int rpc_wait_bit_killable(struct wait_bit_key *key, int mode) { + if (unlikely(current->flags & PF_EXITING)) + return -EINTR; schedule(); if (signal_pending_state(mode, current)) return -ERESTARTSYS; |