/root/doris/contrib/openblas/common_linux.h

Source
/*********************************************************************/
/* 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__) || defined(ARCH_ZARCH)
// So far,  LSB (Linux Standard Base) don't support syscall().
// https://lsbbugs.linuxfoundation.org/show_bug.cgi?id=3482
        return 0;
#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
}

static inline int my_set_mempolicy(int mode, const unsigned long *addr, unsigned long flag) {
#if defined (__LSB_VERSION__) || defined(ARCH_ZARCH)
// 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

Coverage Report

Created: 2025-08-27 03:52