forked from Minki/linux
5a5488d3bb
Surprisingly this actually makes LOAD_PER_CPU_BASE() a little more efficient. Signed-off-by: David S. Miller <davem@davemloft.net>
29 lines
575 B
C
29 lines
575 B
C
#ifndef __ARCH_SPARC64_PERCPU__
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#define __ARCH_SPARC64_PERCPU__
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#include <linux/compiler.h>
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register unsigned long __local_per_cpu_offset asm("g5");
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#ifdef CONFIG_SMP
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#include <asm/trap_block.h>
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extern void real_setup_per_cpu_areas(void);
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#define __per_cpu_offset(__cpu) \
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(trap_block[(__cpu)].__per_cpu_base)
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#define per_cpu_offset(x) (__per_cpu_offset(x))
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#define __my_cpu_offset __local_per_cpu_offset
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#else /* ! SMP */
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#define real_setup_per_cpu_areas() do { } while (0)
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#endif /* SMP */
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#include <asm-generic/percpu.h>
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#endif /* __ARCH_SPARC64_PERCPU__ */
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