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* sysdeps/x86_64/Makefile [nptl]: Define CFLAGS-pthread_create.c.
This commit is contained in:
Ulrich Drepper 2004-11-25 06:25:42 +00:00
parent f1f2cafcd4
commit bca2d20831
3 changed files with 11 additions and 2 deletions
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2
nptl/ChangeLog
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@ -1,5 +1,7 @@
2004-11-24 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/Makefile [nptl]: Define CFLAGS-pthread_create.c.
* Makefile (libpthread-routines): Add pthread_setschedprio.
* Versions [libpthread, GLIBC_2.3.4]: Add pthread_setschedprio.
* sysdeps/pthread/pthread.h: Declare pthread_setschedprio.

2
nptl/allocatestack.c
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@ -417,7 +417,7 @@ allocate_stack (const struct pthread_attr *attr, struct pthread **pdp,
pd = get_cached_stack (&size, &mem);
if (pd == NULL)
{
/* To avoid aliasing effects on a larger scale then pages we
/* To avoid aliasing effects on a larger scale than pages we
adjust the allocated stack size if necessary. This way
allocations directly following each other will not have
aliasing problems. */

9
nptl/sysdeps/x86_64/Makefile
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@ -1,4 +1,4 @@
# Copyright (C) 2002, 2003 Free Software Foundation, Inc.
# Copyright (C) 2002, 2003, 2004 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
@ -19,3 +19,10 @@
ifeq ($(subdir),csu)
gen-as-const-headers += tcb-offsets.sym
endif
ifeq ($(subdir),nptl)
# P4s have problems with 4M aliasing. We disturb the allocation of stacks
# just enough so the subsequent allocations do not use stack address
# (mod 4M) == 0.
CFLAGS-pthread_create.c += -DMULTI_PAGE_ALIASING=65536
endif