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authorBrian Gerst2009-02-08 09:58:38 -0500
committerIngo Molnar2009-02-09 10:30:29 +0100
commitd3770449d3cb058b94ca1d050d5ced4a66c75ce4 (patch)
tree5e546795ca8bf8431f9a176d20a3c4691a60ac9a /include
parent56fc82c5360cdf0b250b5eb74f38657b0402faa5 (diff)
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: Brian Gerst <brgerst@gmail.com> Acked-by: Tony Luck <tony.luck@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
-rw-r--r--include/linux/percpu.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 0e24202b5a4e..3577ffd90d45 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -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 ""