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ARM: add notify_die() support

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Kernel debuggers want to be informed of die() events, so that they
can take some action to allow the problem to be inspected.  Provide
the hook in a similar manner to x86.

Note that we currently don't implement the individual trap hooks.

Acked-by: Jason Wessel <jason.wessel@windriver.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2010-01-20 17:02:54 +00:00
parent 2b0d8c251b
commit a9221de66d
2 changed files with 27 additions and 13 deletions
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3
arch/arm/include/asm/system.h
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@ -73,8 +73,7 @@ extern unsigned int mem_fclk_21285;
struct pt_regs;
void die(const char *msg, struct pt_regs *regs, int err)
__attribute__((noreturn));
void die(const char *msg, struct pt_regs *regs, int err);
struct siginfo;
void arm_notify_die(const char *str, struct pt_regs *regs, struct siginfo *info,