void-packages/srcpkgs/openvswitch/patches/0001-ovs-thread-Set-stacksi...

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From 92ae6e162812876c082fd9d05a0eeac062f832ae Mon Sep 17 00:00:00 2001
From: Natanael Copa <ncopa@alpinelinux.org>
Date: Mon, 25 Aug 2014 08:50:26 +0000
Subject: [PATCH] ovs-thread: Set stacksize to 1M
With musl libc the default stacksize is 80k which is too small and
makes it segfault.
We increase it to 1MB.
http://permalink.gmane.org/gmane.linux.network.openvswitch.general/5831
Signed-off-by: Natanael Copa <ncopa@alpinelinux.org>
---
lib/ovs-thread.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
--- lib/ovs-thread.c 2014-10-02 14:37:47.196714056 -0300
+++ lib/ovs-thread.c 2014-10-02 14:38:10.826714288 -0300
@@ -28,6 +28,9 @@
#include "socket-util.h"
#include "util.h"
+/* set default stack size to 1M */
+#define OVS_STACK_SIZE (1024 * 1024)
+
#ifdef __CHECKER__
/* Omit the definitions in this file because they are somewhat difficult to
* write without prompting "sparse" complaints, without ugliness or
@@ -329,6 +332,7 @@
{
struct ovsthread_aux *aux;
pthread_t thread;
+ pthread_attr_t attr;
int error;
forbid_forking("multiple threads exist");
@@ -340,10 +344,21 @@
aux->arg = arg;
ovs_strlcpy(aux->name, name, sizeof aux->name);
- error = pthread_create(&thread, NULL, ovsthread_wrapper, aux);
+ error = pthread_attr_init(&attr);
+ if (error) {
+ ovs_abort(error, "pthread_attr_init failed");
+ }
+ error = pthread_attr_setstacksize(&attr, OVS_STACK_SIZE);
+ if (error) {
+ ovs_abort(error, "pthread_attr_setstacksize failed");
+ }
+
+ error = pthread_create(&thread, &attr, ovsthread_wrapper, aux);
if (error) {
ovs_abort(error, "pthread_create failed");
}
+ pthread_attr_destroy(&attr);
+
return thread;
}