diff options
Diffstat (limited to 'openmp/runtime/src/z_Linux_util.c')
| -rw-r--r-- | openmp/runtime/src/z_Linux_util.c | 113 |
1 files changed, 1 insertions, 112 deletions
diff --git a/openmp/runtime/src/z_Linux_util.c b/openmp/runtime/src/z_Linux_util.c index b3c3e80083b..389f4d543db 100644 --- a/openmp/runtime/src/z_Linux_util.c +++ b/openmp/runtime/src/z_Linux_util.c @@ -22,6 +22,7 @@ #include "kmp_io.h" #include "kmp_stats.h" #include "kmp_wait_release.h" +#include "kmp_affinity.h" #if !KMP_OS_FREEBSD && !KMP_OS_NETBSD # include <alloca.h> @@ -113,118 +114,6 @@ __kmp_print_cond( char *buffer, kmp_cond_align_t *cond ) * Affinity support */ -/* - * On some of the older OS's that we build on, these constants aren't present - * in <asm/unistd.h> #included from <sys.syscall.h>. They must be the same on - * all systems of the same arch where they are defined, and they cannot change. - * stone forever. - */ - -# if KMP_ARCH_X86 || KMP_ARCH_ARM -# ifndef __NR_sched_setaffinity -# define __NR_sched_setaffinity 241 -# elif __NR_sched_setaffinity != 241 -# error Wrong code for setaffinity system call. -# endif /* __NR_sched_setaffinity */ -# ifndef __NR_sched_getaffinity -# define __NR_sched_getaffinity 242 -# elif __NR_sched_getaffinity != 242 -# error Wrong code for getaffinity system call. -# endif /* __NR_sched_getaffinity */ - -# elif KMP_ARCH_AARCH64 -# ifndef __NR_sched_setaffinity -# define __NR_sched_setaffinity 122 -# elif __NR_sched_setaffinity != 122 -# error Wrong code for setaffinity system call. -# endif /* __NR_sched_setaffinity */ -# ifndef __NR_sched_getaffinity -# define __NR_sched_getaffinity 123 -# elif __NR_sched_getaffinity != 123 -# error Wrong code for getaffinity system call. -# endif /* __NR_sched_getaffinity */ - -# elif KMP_ARCH_X86_64 -# ifndef __NR_sched_setaffinity -# define __NR_sched_setaffinity 203 -# elif __NR_sched_setaffinity != 203 -# error Wrong code for setaffinity system call. -# endif /* __NR_sched_setaffinity */ -# ifndef __NR_sched_getaffinity -# define __NR_sched_getaffinity 204 -# elif __NR_sched_getaffinity != 204 -# error Wrong code for getaffinity system call. -# endif /* __NR_sched_getaffinity */ - -# elif KMP_ARCH_PPC64 -# ifndef __NR_sched_setaffinity -# define __NR_sched_setaffinity 222 -# elif __NR_sched_setaffinity != 222 -# error Wrong code for setaffinity system call. -# endif /* __NR_sched_setaffinity */ -# ifndef __NR_sched_getaffinity -# define __NR_sched_getaffinity 223 -# elif __NR_sched_getaffinity != 223 -# error Wrong code for getaffinity system call. -# endif /* __NR_sched_getaffinity */ - - -# else -# error Unknown or unsupported architecture - -# endif /* KMP_ARCH_* */ - -int -__kmp_set_system_affinity( kmp_affin_mask_t const *mask, int abort_on_error ) -{ - KMP_ASSERT2(KMP_AFFINITY_CAPABLE(), - "Illegal set affinity operation when not capable"); -#if KMP_USE_HWLOC - int retval = hwloc_set_cpubind(__kmp_hwloc_topology, (hwloc_cpuset_t)mask, HWLOC_CPUBIND_THREAD); -#else - int retval = syscall( __NR_sched_setaffinity, 0, __kmp_affin_mask_size, mask ); -#endif - if (retval >= 0) { - return 0; - } - int error = errno; - if (abort_on_error) { - __kmp_msg( - kmp_ms_fatal, - KMP_MSG( FatalSysError ), - KMP_ERR( error ), - __kmp_msg_null - ); - } - return error; -} - -int -__kmp_get_system_affinity( kmp_affin_mask_t *mask, int abort_on_error ) -{ - KMP_ASSERT2(KMP_AFFINITY_CAPABLE(), - "Illegal get affinity operation when not capable"); - -#if KMP_USE_HWLOC - int retval = hwloc_get_cpubind(__kmp_hwloc_topology, (hwloc_cpuset_t)mask, HWLOC_CPUBIND_THREAD); -#else - int retval = syscall( __NR_sched_getaffinity, 0, __kmp_affin_mask_size, mask ); -#endif - if (retval >= 0) { - return 0; - } - int error = errno; - if (abort_on_error) { - __kmp_msg( - kmp_ms_fatal, - KMP_MSG( FatalSysError ), - KMP_ERR( error ), - __kmp_msg_null - ); - } - return error; -} - void __kmp_affinity_bind_thread( int which ) { |
