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Diffstat (limited to 'arch/x86/include/asm/percpu.h')
-rw-r--r--arch/x86/include/asm/percpu.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/x86/include/asm/percpu.h b/arch/x86/include/asm/percpu.h
index d9b8e3f..1104afa 100644
--- a/arch/x86/include/asm/percpu.h
+++ b/arch/x86/include/asm/percpu.h
@@ -551,6 +551,12 @@ DECLARE_PER_CPU(unsigned long, this_cpu_off);
{ [0 ... NR_CPUS-1] = _initvalue }; \
__typeof__(_type) *_name##_early_ptr __refdata = _name##_early_map
+#define DEFINE_EARLY_PER_CPU_READ_MOSTLY(_type, _name, _initvalue) \
+ DEFINE_PER_CPU_READ_MOSTLY(_type, _name) = _initvalue; \
+ __typeof__(_type) _name##_early_map[NR_CPUS] __initdata = \
+ { [0 ... NR_CPUS-1] = _initvalue }; \
+ __typeof__(_type) *_name##_early_ptr __refdata = _name##_early_map
+
#define EXPORT_EARLY_PER_CPU_SYMBOL(_name) \
EXPORT_PER_CPU_SYMBOL(_name)
@@ -559,6 +565,11 @@ DECLARE_PER_CPU(unsigned long, this_cpu_off);
extern __typeof__(_type) *_name##_early_ptr; \
extern __typeof__(_type) _name##_early_map[]
+#define DECLARE_EARLY_PER_CPU_READ_MOSTLY(_type, _name) \
+ DECLARE_PER_CPU_READ_MOSTLY(_type, _name); \
+ extern __typeof__(_type) *_name##_early_ptr; \
+ extern __typeof__(_type) _name##_early_map[]
+
#define early_per_cpu_ptr(_name) (_name##_early_ptr)
#define early_per_cpu_map(_name, _idx) (_name##_early_map[_idx])
#define early_per_cpu(_name, _cpu) \
@@ -570,12 +581,18 @@ DECLARE_PER_CPU(unsigned long, this_cpu_off);
#define DEFINE_EARLY_PER_CPU(_type, _name, _initvalue) \
DEFINE_PER_CPU(_type, _name) = _initvalue
+#define DEFINE_EARLY_PER_CPU_READ_MOSTLY(_type, _name, _initvalue) \
+ DEFINE_PER_CPU_READ_MOSTLY(_type, _name) = _initvalue
+
#define EXPORT_EARLY_PER_CPU_SYMBOL(_name) \
EXPORT_PER_CPU_SYMBOL(_name)
#define DECLARE_EARLY_PER_CPU(_type, _name) \
DECLARE_PER_CPU(_type, _name)
+#define DECLARE_EARLY_PER_CPU_READ_MOSTLY(_type, _name) \
+ DECLARE_PER_CPU_READ_MOSTLY(_type, _name)
+
#define early_per_cpu(_name, _cpu) per_cpu(_name, _cpu)
#define early_per_cpu_ptr(_name) NULL
/* no early_per_cpu_map() */