From: Ben Gras <ben@minix3.org>
Date: Fri, 31 May 2013 17:31:55 +0000 (+0000)
Subject: vm: handle disappearing process case
X-Git-Tag: v3.3.0~940
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/static/named-checkconf.html?a=commitdiff_plain;h=refs%2Fchanges%2F11%2F611%2F1;p=minix.git

vm: handle disappearing process case

Change-Id: Id96759883e4cdb175c79dcef7ef5ff254612101f
---

diff --git a/servers/vm/pagefaults.c b/servers/vm/pagefaults.c
index 46c254777..c945f4857 100644
--- a/servers/vm/pagefaults.c
+++ b/servers/vm/pagefaults.c
@@ -147,6 +147,8 @@ static void pf_cont(struct vmproc *vmp, message *m,
         void *arg, void *statearg)
 {
 	struct pf_state *state = statearg;
+	int p;
+	if(vm_isokendpt(state->ep, &p) != OK) return;	/* signal */
 	handle_pagefault(state->ep, state->vaddr, state->err, 1);
 }