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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-11-07 12:23:15 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2008-11-07 12:23:15 +0000
commitdf6ea23faff164bae0557ea551da0dfb549e8b1b (patch)
tree7f710de7eb8bf95f0d04a0bb9c87261fadb29d9b /thread_win32.c
parent4faa9ea612ce99455d2294dc0b4f02cacc5d4f33 (diff)
* thread_win32.c (thread_start_func_1): use already gotten stack info.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20132 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'thread_win32.c')
-rw-r--r--thread_win32.c19
1 files changed, 1 insertions, 18 deletions
diff --git a/thread_win32.c b/thread_win32.c
index 5d6bf9e..feba5ec 100644
--- a/thread_win32.c
+++ b/thread_win32.c
@@ -451,26 +451,10 @@ native_thread_destroy(rb_thread_t *th)
w32_close_handle(intr);
}
-static void *
-get_stack_info(const void *ptr, size_t *maxsize)
-{
- MEMORY_BASIC_INFORMATION mi;
- DWORD size;
- DWORD space;
-
- if (!VirtualQuery(ptr, &mi, sizeof(mi))) return 0;
- size = (char *)mi.BaseAddress - (char *)mi.AllocationBase;
- space = size / 5;
- if (space > 1024*1024) space = 1024*1024;
- *maxsize = size - space;
- return (VALUE *)mi.BaseAddress - 1;
-}
-
static unsigned long _stdcall
thread_start_func_1(void *th_ptr)
{
rb_thread_t *th = th_ptr;
- VALUE *stack_start;
volatile HANDLE thread_id = th->thread_id;
native_thread_init_stack(th);
@@ -480,8 +464,7 @@ thread_start_func_1(void *th_ptr)
thread_debug("thread created (th: %p, thid: %p, event: %p)\n", th,
th->thread_id, th->native_thread_data.interrupt_event);
- stack_start = get_stack_info(&stack_start, &th->machine_stack_maxsize);
- thread_start_func_2(th, stack_start, rb_ia64_bsp());
+ thread_start_func_2(th, th->machine_stack_start, rb_ia64_bsp());
w32_close_handle(thread_id);
thread_debug("thread deleted (th: %p)\n", th);