githubmirror/numactl

numaint.h
37 строк1 KB
Masatake YAMATO
fix migratepages to migrate_pages
23 июл 2014, 22:57
23 июл 2014, 22:572bed000
/* Internal interfaces of libnuma */
#include "bitops.h"

extern int numa_sched_setaffinity_v1(pid_t pid, unsigned len, const unsigned long *mask);
extern int numa_sched_getaffinity_v1(pid_t pid, unsigned len, const unsigned long *mask);
extern int numa_sched_setaffinity_v1_int(pid_t pid, unsigned len,const unsigned long *mask);
extern int numa_sched_getaffinity_v1_int(pid_t pid, unsigned len,const unsigned long *mask);
extern int numa_sched_setaffinity_v2(pid_t pid, struct bitmask *mask);
extern int numa_sched_getaffinity_v2(pid_t pid, struct bitmask *mask);
extern int numa_sched_setaffinity_v2_int(pid_t pid, struct bitmask *mask);
extern int numa_sched_getaffinity_v2_int(pid_t pid, struct bitmask *mask);

#define SHM_HUGETLB     04000   /* segment will use huge TLB pages */

#define CPU_BYTES(x) (round_up(x, BITS_PER_LONG)/8)
#define CPU_LONGS(x) (CPU_BYTES(x) / sizeof(long))

#define make_internal_alias(x) extern __typeof (x) x##_int __attribute((alias(#x), visibility("hidden")))

enum numa_warn { 
	W_nosysfs,
	W_noproc,
	W_badmeminfo,
	W_nosysfs2,
	W_cpumap,
	W_numcpus,
	W_noderunmask,
	W_distance,
	W_memory,
	W_cpuparse,
	W_nodeparse,
}; 

#define howmany(x,y) (((x)+((y)-1))/(y))
#define bitsperlong (8 * sizeof(unsigned long))
#define longsperbits(n) howmany(n, bitsperlong)
#define bytesperbits(x) ((x+7)/8)