---

yaml --- r: 21028 b: refs/heads/master c: f9a3879 h: refs/heads/master v: v3
git-mirror · Mar 14, 2006 · b121fa8 · b121fa8
1 parent 89d3366
commit b121fa8
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 63e1fd41c7127650d355e7db7dd92890edf5523b
+refs/heads/master: f9a3879abf2f1a27c39915e6074b8ff15a24cb55
diff --git a/trunk/kernel/fork.c b/trunk/kernel/fork.c
@@ -1061,6 +1061,12 @@ static task_t *copy_process(unsigned long clone_flags,
 	 */
 	p->clear_child_tid = (clone_flags & CLONE_CHILD_CLEARTID) ? child_tidptr: NULL;
 
+	/*
+	 * sigaltstack should be cleared when sharing the same VM
+	 */
+	if ((clone_flags & (CLONE_VM|CLONE_VFORK)) == CLONE_VM)
+		p->sas_ss_sp = p->sas_ss_size = 0;
+
 	/*
 	 * Syscall tracing should be turned off in the child regardless
 	 * of CLONE_PTRACE.