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common_linux.h
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/
common_linux.h
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/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* 1. Redistributions of source code must retain the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer. */
/* */
/* 2. Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials */
/* provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#ifndef COMMON_LINUX_H
#define COMMON_LINUX_H
#ifndef ASSEMBLER
#include <syscall.h>
extern long int syscall (long int __sysno, ...);
#ifndef MPOL_PREFERRED
#define MPOL_PREFERRED 1
#endif
#ifndef MPOL_INTERLEAVE
#define MPOL_INTERLEAVE 3
#endif
#if defined(ARCH_IA64) && defined(__ECC)
#ifndef __NR_mbind
#define __NR_mbind 1259
#endif
#ifndef __NR_get_mempolicy
#define __NR_get_mempolicy 1260
#endif
#ifndef __NR_set_mempolicy
#define __NR_set_mempolicy 1261
#endif
#endif
static inline int my_mbind(void *addr, unsigned long len, int mode,
unsigned long *nodemask, unsigned long maxnode,
unsigned flags) {
#if defined (__LSB_VERSION__)
// So far, LSB (Linux Standard Base) don't support syscall().
// https://lsbbugs.linuxfoundation.org/show_bug.cgi?id=3482
return 0;
#else
#if defined (LOONGSON3B)
#if defined (__64BIT__)
return syscall(SYS_mbind, addr, len, mode, nodemask, maxnode, flags);
#else
return 0; //NULL Implementation on Loongson 3B 32bit.
#endif
#else
//Fixed randomly SEGFAULT when nodemask==NULL with above Linux 2.6.34
// unsigned long null_nodemask=0;
return syscall(SYS_mbind, addr, len, mode, nodemask, maxnode, flags);
#endif
#endif
}
static inline int my_set_mempolicy(int mode, const unsigned long *addr, unsigned long flag) {
#if defined (__LSB_VERSION__)
// So far, LSB (Linux Standard Base) don't support syscall().
// https://lsbbugs.linuxfoundation.org/show_bug.cgi?id=3482
return 0;
#else
return syscall(SYS_set_mempolicy, mode, addr, flag);
#endif
}
static inline int my_gettid(void) {
#ifdef SYS_gettid
return syscall(SYS_gettid);
#else
return getpid();
#endif
}
#endif
#endif