[Devel] [PATCH RH7 0/9] Port: fence watchdog feature

[Konstantin Khorenko]

Andrey, please review the patchset.

--
Best regards,

Konstantin Khorenko,
Virtuozzo Linux Kernel Team

On 10/13/2015 05:52 PM, Pavel Tikhomirov wrote:
> https://jira.sw.ru/browse/PSBM-33648
>
> /dev/watchdog "softdog" is really close but it has several problems:
> - no shutdown action
> - no network blocking action
> - can not get timeout and timeleft
> - set timeout through ioctl only
> - set action in module load parameters only
> - our userspace(shaman) is using our interface
>
> so it is easier to port our watchdog
>
> Pavel Tikhomirov (9):
>    Port: diff-fence-watchdog-introduce-fencing-watchdog-for-HA-cluster-3
>    Port: diff-fence-watchdog-add-support-of-crash
>    Port: diff-fence-watchdog-write-log-message-when-timer-elapses
>    Port: diff-fence-watchdog-rename-action-to-halt
>    Port: diff-fence-watchdog-schedule-work-in-case-of-halt-action
>    Port: diff-fence-watchdog-add-netfilter-action
>    Port: diff-fence-watchdog-add-wdog_tmo-match
>    Port: diff-fence-watchdog-arptables-add-ability-to-filter-by
>      -watchdog-timeout-v5
>    Port: diff-fence-watchdog-netfilter-add-aliases-for-module-wdog_tmo
>
>   arch/x86/include/asm/vvar.h                   |   1 +
>   include/linux/fence-watchdog.h                |   7 +
>   include/uapi/linux/netfilter_arp/arp_tables.h |   7 +-
>   kernel/Kconfig.openvz                         |   5 +
>   kernel/Makefile                               |   1 +
>   kernel/fence-watchdog.c                       | 203 ++++++++++++++++++++++++++
>   net/core/dev.c                                |  12 ++
>   net/ipv4/netfilter/arp_tables.c               |   9 ++
>   net/netfilter/Kconfig                         |   6 +
>   net/netfilter/Makefile                        |   1 +
>   net/netfilter/xt_wdog_tmo.c                   |  53 +++++++
>   11 files changed, 302 insertions(+), 3 deletions(-)
>   create mode 100644 include/linux/fence-watchdog.h
>   create mode 100644 kernel/fence-watchdog.c
>   create mode 100644 net/netfilter/xt_wdog_tmo.c
>