mirror of
https://abf.rosa.ru/djam/glibc40.git
synced 2025-02-23 15:52:52 +00:00
14 lines
509 B
Diff
14 lines
509 B
Diff
when this gets called the stack is likely not there; avoid the tlb flushes
|
|
|
|
|
|
--- glibc-2.28/nptl/allocatestack.c~ 2018-08-01 05:10:47.000000000 +0000
|
|
+++ glibc-2.28/nptl/allocatestack.c 2018-09-27 16:18:09.043648892 +0000
|
|
@@ -385,6 +385,8 @@
|
|
{
|
|
uintptr_t sp = (uintptr_t) CURRENT_STACK_FRAME;
|
|
size_t pagesize_m1 = __getpagesize () - 1;
|
|
+
|
|
+ return;
|
|
#if _STACK_GROWS_DOWN && !defined(NEED_SEPARATE_REGISTER_STACK)
|
|
size_t freesize = (sp - (uintptr_t) mem) & ~pagesize_m1;
|
|
assert (freesize < size);
|