* tst-basic7.c: Allocate memory for the stack.
This commit is contained in:
Ulrich Drepper 2007-12-12 18:41:10 +00:00
parent 77751669d7
commit 3eb0e1c6d6
2 changed files with 20 additions and 0 deletions

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@ -1,5 +1,7 @@
2007-12-12 Ulrich Drepper <drepper@redhat.com>
* tst-basic7.c: Allocate memory for the stack.
[BZ #5465]
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S [!SHARED]
(__pthread_cond_timedwait): Don't use VDSO.

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@ -7,6 +7,21 @@
#include <sys/mman.h>
#include <sys/resource.h>
static void use_stack (size_t needed);
void (*use_stack_ptr) (size_t) = use_stack;
static void
use_stack (size_t needed)
{
size_t sz = sysconf (_SC_PAGESIZE);
char *buf = alloca (sz);
memset (buf, '\0', sz);
if (needed > sz)
use_stack_ptr (needed - sz);
}
static void
use_up_memory (void)
{
@ -38,6 +53,9 @@ do_test (void)
int err;
pthread_t tid;
/* Allocate the memory needed for the stack. */
use_stack_ptr (PTHREAD_STACK_MIN);
use_up_memory ();
err = pthread_create (&tid, NULL, child, NULL);