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authorJan Beulich <jbeulich@novell.com>2008-12-16 11:40:27 +0000
committerIngo Molnar <mingo@elte.hu>2008-12-16 18:40:32 +0100
commitb93a531e315e97ef00367099e6b5f19651936e20 (patch)
tree231e6d626fbf85dd80d7cbac49a9c9a14282f898 /include/asm-generic/bug.h
parent85072bd55219231b8ca5d9d3fa3492eb4fa6635f (diff)
downloadop-kernel-dev-b93a531e315e97ef00367099e6b5f19651936e20.zip
op-kernel-dev-b93a531e315e97ef00367099e6b5f19651936e20.tar.gz
allow bug table entries to use relative pointers (and use it on x86-64)
Impact: reduce bug table size This allows reducing the bug table size by half. Perhaps there are other 64-bit architectures that could also make use of this. Signed-off-by: Jan Beulich <jbeulich@novell.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-generic/bug.h')
-rw-r--r--include/asm-generic/bug.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 12c07c1..4c794d7 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -8,9 +8,17 @@
#ifdef CONFIG_GENERIC_BUG
#ifndef __ASSEMBLY__
struct bug_entry {
+#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
unsigned long bug_addr;
+#else
+ signed int bug_addr_disp;
+#endif
#ifdef CONFIG_DEBUG_BUGVERBOSE
+#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
const char *file;
+#else
+ signed int file_disp;
+#endif
unsigned short line;
#endif
unsigned short flags;
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