xref: /OK3568_Linux_fs/kernel/arch/sparc/include/asm/percpu_64.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef __ARCH_SPARC64_PERCPU__
3*4882a593Smuzhiyun #define __ARCH_SPARC64_PERCPU__
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <linux/compiler.h>
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifndef BUILD_VDSO
8*4882a593Smuzhiyun register unsigned long __local_per_cpu_offset asm("g5");
9*4882a593Smuzhiyun #endif
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifdef CONFIG_SMP
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun #include <asm/trap_block.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun #define __per_cpu_offset(__cpu) \
16*4882a593Smuzhiyun 	(trap_block[(__cpu)].__per_cpu_base)
17*4882a593Smuzhiyun #define per_cpu_offset(x) (__per_cpu_offset(x))
18*4882a593Smuzhiyun 
19*4882a593Smuzhiyun #define __my_cpu_offset __local_per_cpu_offset
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #else /* ! SMP */
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #endif	/* SMP */
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #include <asm-generic/percpu.h>
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #endif /* __ARCH_SPARC64_PERCPU__ */
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