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authorChristoph Hellwig <hch@lst.de>2007-05-16 14:52:19 +0200
committerTony Luck <tony.luck@intel.com>2007-05-16 09:00:51 -0700
commit576fe0bd7e52dce7afb6b9b2450744555b2eb53a (patch)
treeacf2a5f8d7f7906cfa2da9bf53a74d8e3fcd42bb /include/asm-ia64/kdebug.h
parent17028c5c91580036eb41da2fad292965fa3b9a7d (diff)
[IA64] optimize pagefaults a little
Get rid of the notifier list and call the kprobes code directly if compiled in. This mirrors the changes that recently went into powerpc, s390 and sparc64. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'include/asm-ia64/kdebug.h')
-rw-r--r--include/asm-ia64/kdebug.h16
1 files changed, 13 insertions, 3 deletions
diff --git a/include/asm-ia64/kdebug.h b/include/asm-ia64/kdebug.h
index ba211e011a1d..320cd8e754ea 100644
--- a/include/asm-ia64/kdebug.h
+++ b/include/asm-ia64/kdebug.h
@@ -28,14 +28,24 @@
*/
#include <linux/notifier.h>
-extern int register_page_fault_notifier(struct notifier_block *);
-extern int unregister_page_fault_notifier(struct notifier_block *);
+/*
+ * These are only here because kprobes.c wants them to implement a
+ * blatant layering violation. Will hopefully go away soon once all
+ * architectures are updated.
+ */
+static inline int register_page_fault_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
+static inline int unregister_page_fault_notifier(struct notifier_block *nb)
+{
+ return 0;
+}
enum die_val {
DIE_BREAK = 1,
DIE_FAULT,
DIE_OOPS,
- DIE_PAGE_FAULT,
DIE_MACHINE_HALT,
DIE_MACHINE_RESTART,
DIE_MCA_MONARCH_ENTER,