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 */