* [S390] EX_TABLE macro.
@ 2006-08-30 12:43 Martin Schwidefsky
0 siblings, 0 replies; only message in thread
From: Martin Schwidefsky @ 2006-08-30 12:43 UTC (permalink / raw)
To: linux-kernel
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
[S390] EX_TABLE macro.
Add EX_TABLE helper macro to simplify creation of inline assembly
exception table entries.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
include/asm-s390/processor.h | 17 +++++++++++++++++
1 files changed, 17 insertions(+)
diff -urpN linux-2.6/include/asm-s390/processor.h linux-2.6-patched/include/asm-s390/processor.h
--- linux-2.6/include/asm-s390/processor.h 2006-08-30 14:24:22.000000000 +0200
+++ linux-2.6-patched/include/asm-s390/processor.h 2006-08-30 14:24:36.000000000 +0200
@@ -339,4 +339,21 @@ int unregister_idle_notifier(struct noti
#endif
+/*
+ * Helper macro for exception table entries
+ */
+#ifndef __s390x__
+#define EX_TABLE(_fault,_target) \
+ ".section __ex_table,\"a\"\n" \
+ " .align 4\n" \
+ " .long " #_fault "," #_target "\n" \
+ ".previous\n"
+#else
+#define EX_TABLE(_fault,_target) \
+ ".section __ex_table,\"a\"\n" \
+ " .align 8\n" \
+ " .quad " #_fault "," #_target "\n" \
+ ".previous\n"
+#endif
+
#endif /* __ASM_S390_PROCESSOR_H */
^ permalink raw reply [flat|nested] only message in thread
only message in thread, other threads:[~2006-08-30 12:43 UTC | newest]
Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2006-08-30 12:43 [S390] EX_TABLE macro Martin Schwidefsky
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.