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[J-linux.git] / arch / alpha / include / asm / percpu.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ALPHA_PERCPU_H
3 #define __ALPHA_PERCPU_H
4
5 /*
6  * To calculate addresses of locally defined variables, GCC uses
7  * 32-bit displacement from the GP. Which doesn't work for per cpu
8  * variables in modules, as an offset to the kernel per cpu area is
9  * way above 4G.
10  *
11  * Always use weak definitions for percpu variables in modules.
12  */
13 #if defined(MODULE) && defined(CONFIG_SMP)
14 #define ARCH_NEEDS_WEAK_PER_CPU
15 #endif
16
17 #include <asm-generic/percpu.h>
18
19 #endif /* __ALPHA_PERCPU_H */
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