Commit 2bd61579 authored by Trond Myklebust's avatar Trond Myklebust

SUNRPC: Ensure that SIGKILL will always terminate a synchronous RPC call.

 ...and make sure that the "intr" flag also enables SIGHUP and SIGTERM to
 interrupt RPC calls too (as per the Solaris implementation).
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent fe650407
......@@ -178,6 +178,8 @@ lockd(struct svc_rqst *rqstp)
}
flush_signals(current);
/*
* Check whether there's a new lockd process before
* shutting down the hosts and clearing the slot.
......@@ -192,8 +194,6 @@ lockd(struct svc_rqst *rqstp)
"lockd: new process, skipping host shutdown\n");
wake_up(&lockd_exit);
flush_signals(current);
/* Exit the RPC thread */
svc_exit_thread(rqstp);
......
......@@ -386,11 +386,11 @@ static const struct rpc_call_ops rpc_default_ops = {
* Export the signal mask handling for synchronous code that
* sleeps on RPC calls
*/
#define RPC_INTR_SIGNALS (sigmask(SIGINT) | sigmask(SIGQUIT) | sigmask(SIGKILL))
#define RPC_INTR_SIGNALS (sigmask(SIGHUP) | sigmask(SIGINT) | sigmask(SIGQUIT) | sigmask(SIGTERM))
static void rpc_save_sigmask(sigset_t *oldset, int intr)
{
unsigned long sigallow = 0;
unsigned long sigallow = sigmask(SIGKILL);
sigset_t sigmask;
/* Block all signals except those listed in sigallow */
......
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