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glibc/nptl/stack-aliasing.h
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/* Define macros for stack address aliasing issues for NPTL. Stub version. | |
Copyright (C) 2014-2016 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
The GNU C Library is free software; you can redistribute it and/or | |
modify it under the terms of the GNU Lesser General Public | |
License as published by the Free Software Foundation; either | |
version 2.1 of the License, or (at your option) any later version. | |
The GNU C Library is distributed in the hope that it will be useful, | |
but WITHOUT ANY WARRANTY; without even the implied warranty of | |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
Lesser General Public License for more details. | |
You should have received a copy of the GNU Lesser General Public | |
License along with the GNU C Library; if not, see | |
<http://www.gnu.org/licenses/>. */ | |
/* This is a number of bytes (less than a page) by which to "color" the | |
starting stack address of new threads. This number is multiplied by the | |
number of threads created so far and then truncated modulo page size, | |
to get a roughly even distribution of values for different threads. */ | |
#define COLORING_INCREMENT 0 | |
/* This is a number of bytes that is an alignment that should be avoided | |
when choosing the exact size of a new thread's stack. If the size | |
chosen is aligned to this, an extra page will be added to render the | |
size off-aligned. */ | |
#define MULTI_PAGE_ALIASING 0 |