1/*
 2 * NUMA support for s390
 3 *
 4 * Define declarations used for communication between NUMA mode
 5 * implementations and NUMA core functionality.
 6 *
 7 * Copyright IBM Corp. 2015
 8 */
 9#ifndef __S390_NUMA_MODE_H
10#define __S390_NUMA_MODE_H
11
12struct numa_mode {
13	char *name;				/* Name of mode */
14	void (*setup)(void);			/* Initizalize mode */
15	void (*update_cpu_topology)(void);	/* Called by topology code */
16	int (*__pfn_to_nid)(unsigned long pfn);	/* PFN to node ID */
17	unsigned long (*align)(void);		/* Minimum node alignment */
18	int (*distance)(int a, int b);		/* Distance between two nodes */
19};
20
21extern const struct numa_mode numa_mode_plain;
22extern const struct numa_mode numa_mode_emu;
23
24#endif /* __S390_NUMA_MODE_H */