On Thu, 18 Oct 2007 17:53:03 +0900 Takenori Nagano wrote:
> This patch implements new notifier function to panic_notifier_list. We can
> change the list of order by debugfs.
Should be sysfs IMO. debugfs isn't (should not be) required.
> Thanks,
>
> ---
>
> Signed-off-by: Takenori Nagano <[EMAIL PROTECTED]>
>
> ---
> diff -uprN linux-2.6.23.orig/arch/alpha/kernel/setup.c
> linux-2.6.23/arch/alpha/kernel/setup.c
> --- linux-2.6.23.orig/arch/alpha/kernel/setup.c 2007-10-10
> 05:31:38.000000000 +0900
> +++ linux-2.6.23/arch/alpha/kernel/setup.c 2007-10-18 08:56:53.928000000
> +0900
> @@ -45,14 +45,22 @@
> #include <asm/io.h>
> #include <linux/log2.h>
>
> -extern struct atomic_notifier_head panic_notifier_list;
> +extern struct tunable_atomic_notifier_head panic_notifier_list;
> static int alpha_panic_event(struct notifier_block *, unsigned long, void *);
> -static struct notifier_block alpha_panic_block = {
> +static struct notifier_block alpha_panic_block_base = {
> alpha_panic_event,
> NULL,
> INT_MAX /* try to do it first */
> };
>
> +static struct tunable_atomic_notifier_block alpha_panic_block = {
> + &alpha_panic_block_base,
Use C99-style initializer. and NULLs aren't needed.
> + NULL,
> + NULL,
> + NULL,
> + NULL
> +};
> +
> #include <asm/uaccess.h>
> #include <asm/pgtable.h>
> #include <asm/system.h>
> diff -uprN linux-2.6.23.orig/arch/arm/mach-omap1/board-voiceblue.c
> linux-2.6.23/arch/arm/mach-omap1/board-voiceblue.c
> --- linux-2.6.23.orig/arch/arm/mach-omap1/board-voiceblue.c 2007-10-10
> 05:31:38.000000000 +0900
> +++ linux-2.6.23/arch/arm/mach-omap1/board-voiceblue.c 2007-10-18
> 09:00:35.900000000 +0900
> @@ -228,14 +228,23 @@ static int panic_event(struct notifier_b
> return NOTIFY_DONE;
> }
>
> -static struct notifier_block panic_block = {
> +static struct notifier_block panic_block_base = {
> .notifier_call = panic_event,
> };
>
> +static struct tunable_atomic_notifier_block panic_block = {
> + .nb = &panic_block_base,
> + .head = NULL,
> + .dir = NULL,
> + .pri_dentry = NULL,
> + .desc_dentry = NULL
Drop the NULLs.
> +};
> +
> static int __init voiceblue_setup(void)
> {
> /* Setup panic notifier */
> - notifier_chain_register(&panic_notifier_list, &panic_block);
> + tunable_atomic_notifier_chain_register(&panic_notifier_list,
> + &panic_block, "VoiceBlue", NULL);
>
> return 0;
> }
> diff -uprN linux-2.6.23.orig/arch/mips/sgi-ip22/ip22-reset.c
> linux-2.6.23/arch/mips/sgi-ip22/ip22-reset.c
> --- linux-2.6.23.orig/arch/mips/sgi-ip22/ip22-reset.c 2007-10-10
> 05:31:38.000000000 +0900
> +++ linux-2.6.23/arch/mips/sgi-ip22/ip22-reset.c 2007-10-18
> 09:01:33.408000000 +0900
> @@ -226,10 +226,18 @@ static int panic_event(struct notifier_b
> return NOTIFY_DONE;
> }
>
> -static struct notifier_block panic_block = {
> +static struct notifier_block panic_block_base = {
> .notifier_call = panic_event,
> };
>
> +static struct tunable_atomic_notifier_block panic_block = {
> + .nb = &panic_block_base,
> + .head = NULL,
> + .dir = NULL,
> + .pri_dentry = NULL,
> + .desc_dentry = NULL
Ditto.
> +};
> +
> static int __init reboot_setup(void)
> {
> _machine_restart = sgi_machine_restart;
> diff -uprN linux-2.6.23.orig/arch/mips/sgi-ip32/ip32-reset.c
> linux-2.6.23/arch/mips/sgi-ip32/ip32-reset.c
> --- linux-2.6.23.orig/arch/mips/sgi-ip32/ip32-reset.c 2007-10-10
> 05:31:38.000000000 +0900
> +++ linux-2.6.23/arch/mips/sgi-ip32/ip32-reset.c 2007-10-18
> 09:02:20.496000000 +0900
> @@ -175,10 +175,18 @@ static int panic_event(struct notifier_b
> return NOTIFY_DONE;
> }
>
> -static struct notifier_block panic_block = {
> +static struct notifier_block panic_block_base = {
> .notifier_call = panic_event,
> };
>
> +static struct tunable_atomic_notifier_block panic_block = {
> + .nb = &panic_block_base,
> + .head = NULL,
> + .dir = NULL,
> + .pri_dentry = NULL,
> + .desc_dentry = NULL
Ditto.
> +};
> +
> static __init int ip32_reboot_setup(void)
> {
> /* turn on the green led only */
> diff -uprN linux-2.6.23.orig/arch/parisc/kernel/pdc_chassis.c
> linux-2.6.23/arch/parisc/kernel/pdc_chassis.c
> --- linux-2.6.23.orig/arch/parisc/kernel/pdc_chassis.c 2007-10-10
> 05:31:38.000000000 +0900
> +++ linux-2.6.23/arch/parisc/kernel/pdc_chassis.c 2007-10-18
> 08:56:54.052000000 +0900
> @@ -101,11 +101,18 @@ static int pdc_chassis_panic_event(struc
> }
>
>
> -static struct notifier_block pdc_chassis_panic_block = {
> +static struct notifier_block pdc_chassis_panic_block_base = {
> .notifier_call = pdc_chassis_panic_event,
> .priority = INT_MAX,
> };
>
> +static struct tunable_atomic_notifier_block pdc_chassis_panic_block = {
> + .nb = &pdc_chassis_panic_block_base,
> + .head = NULL,
> + .dir = NULL,
> + .pri_dentry = NULL,
> + .desc_dentry = NULL
Ditto... (I'll skip mentioning the rest of these.)
> +};
>
> /**
> * parisc_reboot_event() - Called by the reboot handler.
---
~Randy
-
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