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thread_pthread.c: fix vps_pagesize

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* thread_pthread.c (hpux_attr_getstackaddr): vps_pagesize is defaulted
  to 16 and in Kbytes.  [ruby-core:56863]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42728 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2013-08-30 01:26:05 +00:00
parent 5da55dfcb4
commit f8b3123eb9
1 changed files with 4 additions and 3 deletions
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7
thread_pthread.c
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@ -518,16 +518,17 @@ size_t pthread_get_stacksize_np(pthread_t);
* The vps_pagesize is 'Default user page size (kBytes)' * The vps_pagesize is 'Default user page size (kBytes)'
* and could be retrieved by gettune(). * and could be retrieved by gettune().
*/ */
static int
static int hpux_attr_getstackaddr(const pthread_attr_t *attr, void *addr) hpux_attr_getstackaddr(const pthread_attr_t *attr, void *addr)
{ {
static uint64_t pagesize; static uint64_t pagesize;
size_t size; size_t size;
if (!pagesize) { if (!pagesize) {
if (gettune("vps_pagesize", &pagesize)) { if (gettune("vps_pagesize", &pagesize)) {
pagesize = 1024; pagesize = 16;
} }
pagesize *= 1024;
} }
pthread_attr_getstacksize(attr, &size); pthread_attr_getstacksize(attr, &size);
*addr = (void *)((size_t)((char *)_Asm_get_sp() - size) & ~(pagesize - 1)); *addr = (void *)((size_t)((char *)_Asm_get_sp() - size) & ~(pagesize - 1));