Messages in this thread Patch in this message | | | Date | Mon, 21 Oct 2002 03:15:57 -0700 | From | "Matt D. Robinson" <> | Subject | [PATCH] 2.5.44: lkcd (5/9): sysrq changes for dump |
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Add sysrq hooks for dump crash dump handling.
sysrq.c | 13 ++++++++++++- 1 files changed, 12 insertions(+), 1 deletion(-)
diff -Naur linux-2.5.44.orig/drivers/char/sysrq.c linux-2.5.44.lkcd/drivers/char/sysrq.c --- linux-2.5.44.orig/drivers/char/sysrq.c Fri Oct 18 21:02:29 2002 +++ linux-2.5.44.lkcd/drivers/char/sysrq.c Sat Oct 19 12:39:15 2002 @@ -32,6 +32,7 @@ #include <linux/buffer_head.h> /* for fsync_bdev() */ #include <linux/spinlock.h> +#include <linux/dump.h> #include <asm/ptrace.h> @@ -307,6 +308,16 @@ } } +static void sysrq_handle_crashdump(int key, struct pt_regs *pt_regs, + struct tty_struct *tty) { + dump("sysrq", pt_regs); +} +static struct sysrq_key_op sysrq_crashdump_op = { + handler: sysrq_handle_crashdump, + help_msg: "Crash", + action_msg: "Start a Crash Dump (If Configured)", +}; + static void sysrq_handle_term(int key, struct pt_regs *pt_regs, struct tty_struct *tty) { @@ -352,7 +363,7 @@ it is handled specially on the sparc and will never arrive */ /* b */ &sysrq_reboot_op, -/* c */ NULL, +/* c */ &sysrq_crashdump_op, /* d */ NULL, /* e */ &sysrq_term_op, /* f */ NULL, - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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