Commit d3770449 authored by Brian Gerst's avatar Brian Gerst Committed by Ingo Molnar

percpu: make PER_CPU_BASE_SECTION overridable by arches

Impact: bug fix

IA-64 needs to put percpu data in the seperate section even on UP.
Fixes regression caused by "percpu: refactor percpu.h"
Signed-off-by: default avatarBrian Gerst <brgerst@gmail.com>
Acked-by: default avatarTony Luck <tony.luck@intel.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 56fc82c5
......@@ -27,12 +27,12 @@ extern void *per_cpu_init(void);
#else /* ! SMP */
#define PER_CPU_ATTRIBUTES __attribute__((__section__(".data.percpu")))
#define per_cpu_init() (__phys_per_cpu_start)
#endif /* SMP */
#define PER_CPU_BASE_SECTION ".data.percpu"
/*
* Be extremely careful when taking the address of this variable! Due to virtual
* remapping, it is different from the canonical address returned by __get_cpu_var(var)!
......
......@@ -8,8 +8,15 @@
#include <asm/percpu.h>
#ifndef PER_CPU_BASE_SECTION
#ifdef CONFIG_SMP
#define PER_CPU_BASE_SECTION ".data.percpu"
#else
#define PER_CPU_BASE_SECTION ".data"
#endif
#endif
#ifdef CONFIG_SMP
#ifdef MODULE
#define PER_CPU_SHARED_ALIGNED_SECTION ""
......@@ -20,7 +27,6 @@
#else
#define PER_CPU_BASE_SECTION ".data"
#define PER_CPU_SHARED_ALIGNED_SECTION ""
#define PER_CPU_FIRST_SECTION ""
......
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