xref: /linux-6.15/include/linux/nodemask_types.h (revision 14a8262f)
1bea32141SKent Overstreet /* SPDX-License-Identifier: GPL-2.0 */
2bea32141SKent Overstreet #ifndef __LINUX_NODEMASK_TYPES_H
3bea32141SKent Overstreet #define __LINUX_NODEMASK_TYPES_H
4bea32141SKent Overstreet 
5bea32141SKent Overstreet #include <linux/bitops.h>
6*14a8262fSYury Norov 
7*14a8262fSYury Norov #ifdef CONFIG_NODES_SHIFT
8*14a8262fSYury Norov #define NODES_SHIFT     CONFIG_NODES_SHIFT
9*14a8262fSYury Norov #else
10*14a8262fSYury Norov #define NODES_SHIFT     0
11*14a8262fSYury Norov #endif
12*14a8262fSYury Norov 
13*14a8262fSYury Norov #define MAX_NUMNODES    (1 << NODES_SHIFT)
14*14a8262fSYury Norov 
15*14a8262fSYury Norov #define	NUMA_NO_NODE	(-1)
16bea32141SKent Overstreet 
17bea32141SKent Overstreet typedef struct { DECLARE_BITMAP(bits, MAX_NUMNODES); } nodemask_t;
18bea32141SKent Overstreet 
19bea32141SKent Overstreet #endif /* __LINUX_NODEMASK_TYPES_H */
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