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authorPrasanna S Panchamukhi <prasanna@in.ibm.com>2005-09-06 15:19:29 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-07 16:58:00 -0700
commitbb144a85c70a65730424ad1a9dc50fef66e5cafe (patch)
treeeecffdc773b84cd1da172117354c3ade600608d1 /include/asm-ppc64
parent0f2fbdcbb041f9087da42f8ac2e81f2817098d2a (diff)
[PATCH] Kprobes: prevent possible race conditions ppc64 changes
This patch contains the ppc64 architecture specific changes to prevent the possible race conditions. Signed-off-by: Prasanna S Panchamukhi <prasanna@in.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-ppc64')
-rw-r--r--include/asm-ppc64/processor.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asm-ppc64/processor.h b/include/asm-ppc64/processor.h
index 7bd4796f123..8bd7aa95938 100644
--- a/include/asm-ppc64/processor.h
+++ b/include/asm-ppc64/processor.h
@@ -311,6 +311,20 @@ name: \
.type GLUE(.,name),@function; \
GLUE(.,name):
+#define _KPROBE(name) \
+ .section ".kprobes.text","a"; \
+ .align 2 ; \
+ .globl name; \
+ .globl GLUE(.,name); \
+ .section ".opd","aw"; \
+name: \
+ .quad GLUE(.,name); \
+ .quad .TOC.@tocbase; \
+ .quad 0; \
+ .previous; \
+ .type GLUE(.,name),@function; \
+GLUE(.,name):
+
#define _STATIC(name) \
.section ".text"; \
.align 2 ; \