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authorPaul Mundt <lethal@linux-sh.org>2007-05-09 10:55:38 +0900
committerPaul Mundt <lethal@linux-sh.org>2007-05-09 10:55:38 +0900
commitb118ca572db5af832c6fc1af7b301105378d1a08 (patch)
treef312b3f0f863b56add106efdf091d1f51447a0d0
parent21ec4c6453790cb9bfa996ab8f27f22dd47c516a (diff)
sh: Convert to common die chain.
This went in immediately after SH added the die chain notifiers, so move over to that instead.. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
-rw-r--r--arch/sh/kernel/process.c6
-rw-r--r--arch/sh/kernel/traps.c16
-rw-r--r--arch/sh/mm/fault.c2
-rw-r--r--include/asm-sh/kdebug.h25
4 files changed, 7 insertions, 42 deletions
diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c
index 9005b2f12aa..d755589ba8b 100644
--- a/arch/sh/kernel/process.c
+++ b/arch/sh/kernel/process.c
@@ -15,7 +15,7 @@
#include <linux/pm.h>
#include <linux/kallsyms.h>
#include <linux/kexec.h>
-#include <asm/kdebug.h>
+#include <linux/kdebug.h>
#include <asm/uaccess.h>
#include <asm/mmu_context.h>
#include <asm/pgalloc.h>
@@ -500,7 +500,7 @@ asmlinkage void debug_trap_handler(unsigned long r4, unsigned long r5,
/* Rewind */
regs->pc -= instruction_size(ctrl_inw(regs->pc - 4));
- if (notify_die(DIE_TRAP, regs, regs->tra & 0xff,
+ if (notify_die(DIE_TRAP, "debug trap", regs, 0, regs->tra & 0xff,
SIGTRAP) == NOTIFY_STOP)
return;
@@ -519,7 +519,7 @@ asmlinkage void bug_trap_handler(unsigned long r4, unsigned long r5,
/* Rewind */
regs->pc -= instruction_size(ctrl_inw(regs->pc - 4));
- if (notify_die(DIE_TRAP, regs, TRAPA_BUG_OPCODE & 0xff,
+ if (notify_die(DIE_TRAP, "bug trap", regs, 0, TRAPA_BUG_OPCODE & 0xff,
SIGTRAP) == NOTIFY_STOP)
return;
diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c
index 1446d12ba22..3a197649cd8 100644
--- a/arch/sh/kernel/traps.c
+++ b/arch/sh/kernel/traps.c
@@ -20,10 +20,10 @@
#include <linux/io.h>
#include <linux/bug.h>
#include <linux/debug_locks.h>
+#include <linux/kdebug.h>
#include <linux/limits.h>
#include <asm/system.h>
#include <asm/uaccess.h>
-#include <asm/kdebug.h>
#ifdef CONFIG_SH_KGDB
#include <asm/kgdb.h>
@@ -76,20 +76,6 @@ static void dump_mem(const char *str, unsigned long bottom, unsigned long top)
}
}
-ATOMIC_NOTIFIER_HEAD(shdie_chain);
-
-int register_die_notifier(struct notifier_block *nb)
-{
- return atomic_notifier_chain_register(&shdie_chain, nb);
-}
-EXPORT_SYMBOL(register_die_notifier);
-
-int unregister_die_notifier(struct notifier_block *nb)
-{
- return atomic_notifier_chain_unregister(&shdie_chain, nb);
-}
-EXPORT_SYMBOL(unregister_die_notifier);
-
static DEFINE_SPINLOCK(die_lock);
void die(const char * str, struct pt_regs * regs, long err)
diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c
index 0ecc117cade..9207da67ff8 100644
--- a/arch/sh/mm/fault.c
+++ b/arch/sh/mm/fault.c
@@ -15,7 +15,7 @@
#include <linux/mm.h>
#include <linux/hardirq.h>
#include <linux/kprobes.h>
-#include <asm/kdebug.h>
+#include <linux/kdebug.h>
#include <asm/system.h>
#include <asm/mmu_context.h>
#include <asm/tlbflush.h>
diff --git a/include/asm-sh/kdebug.h b/include/asm-sh/kdebug.h
index 493c2062974..16578b7c9da 100644
--- a/include/asm-sh/kdebug.h
+++ b/include/asm-sh/kdebug.h
@@ -2,20 +2,6 @@
#define __ASM_SH_KDEBUG_H
#include <linux/notifier.h>
-#include <asm-generic/kdebug.h>
-
-struct pt_regs;
-
-struct die_args {
- struct pt_regs *regs;
- int trapnr;
-};
-
-int register_die_notifier(struct notifier_block *nb);
-int unregister_die_notifier(struct notifier_block *nb);
-int register_page_fault_notifier(struct notifier_block *nb);
-int unregister_page_fault_notifier(struct notifier_block *nb);
-extern struct atomic_notifier_head shdie_chain;
/* Grossly misnamed. */
enum die_val {
@@ -23,14 +9,7 @@ enum die_val {
DIE_PAGE_FAULT,
};
-static inline int notify_die(enum die_val val, struct pt_regs *regs,
- int trap, int sig)
-{
- struct die_args args = {
- .regs = regs,
- .trapnr = trap,
- };
+int register_page_fault_notifier(struct notifier_block *nb);
+int unregister_page_fault_notifier(struct notifier_block *nb);
- return atomic_notifier_call_chain(&shdie_chain, val, &args);
-}
#endif /* __ASM_SH_KDEBUG_H */