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authorIngo Molnar <mingo@elte.hu>2008-09-14 18:24:00 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-14 18:24:00 +0200
commit83bd6998b04fc1bb7280b14f16b2bdbdc07c914b (patch)
treeaf1bbe2bac5752b69b1ac58bf5d822c735da439b /arch/powerpc/include/asm/percpu.h
parente7250b8ae3870f37f660c2f65cafcaba85e3bfd3 (diff)
parentadee14b2e1557d0a8559f29681732d05a89dfc35 (diff)
downloadblackbird-op-linux-83bd6998b04fc1bb7280b14f16b2bdbdc07c914b.tar.gz
blackbird-op-linux-83bd6998b04fc1bb7280b14f16b2bdbdc07c914b.zip
Merge commit 'v2.6.27-rc6' into timers/hpet
Diffstat (limited to 'arch/powerpc/include/asm/percpu.h')
-rw-r--r--arch/powerpc/include/asm/percpu.h24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/percpu.h b/arch/powerpc/include/asm/percpu.h
new file mode 100644
index 000000000000..f879252b7ea6
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+++ b/arch/powerpc/include/asm/percpu.h
@@ -0,0 +1,24 @@
+#ifndef _ASM_POWERPC_PERCPU_H_
+#define _ASM_POWERPC_PERCPU_H_
+#ifdef __powerpc64__
+#include <linux/compiler.h>
+
+/*
+ * Same as asm-generic/percpu.h, except that we store the per cpu offset
+ * in the paca. Based on the x86-64 implementation.
+ */
+
+#ifdef CONFIG_SMP
+
+#include <asm/paca.h>
+
+#define __per_cpu_offset(cpu) (paca[cpu].data_offset)
+#define __my_cpu_offset local_paca->data_offset
+#define per_cpu_offset(x) (__per_cpu_offset(x))
+
+#endif /* CONFIG_SMP */
+#endif /* __powerpc64__ */
+
+#include <asm-generic/percpu.h>
+
+#endif /* _ASM_POWERPC_PERCPU_H_ */
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