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| author | Wojciech Macek <wma@FreeBSD.org> | 2021-08-17 06:28:21 +0000 |
|---|---|---|
| committer | Alexander Motin <mav@FreeBSD.org> | 2021-09-15 15:39:18 +0000 |
| commit | 8fe536177ade732f4e44707134dc4a974fcb801c (patch) | |
| tree | 28960665eb2e97f989918220c7569eb29063da92 | |
| parent | 4bfe0d4059b59719ce813eec6619df7d9f2147de (diff) | |
| download | src-8fe536177ade732f4e44707134dc4a974fcb801c.tar.gz src-8fe536177ade732f4e44707134dc4a974fcb801c.zip | |
ipmi: New tunable to deactivate IPMI watchdog
In case we want to use other WD than IPMI-provided, add
sysctl to disable initialization.
Obtained from: Semihalf
Sponsored by: Stormshield
Differential revision: https://reviews.freebsd.org/D31548
(cherry picked from commit e8ad0a0059afe1cd0af39bab49018ae7bc9be937)
| -rw-r--r-- | sys/dev/ipmi/ipmi.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/dev/ipmi/ipmi.c b/sys/dev/ipmi/ipmi.c index cd2a289b25cb..77fd4b68ae96 100644 --- a/sys/dev/ipmi/ipmi.c +++ b/sys/dev/ipmi/ipmi.c @@ -96,11 +96,14 @@ static int wd_shutdown_countdown = 0; /* sec */ static int wd_startup_countdown = 0; /* sec */ static int wd_pretimeout_countdown = 120; /* sec */ static int cycle_wait = 10; /* sec */ +static int wd_init_disable = 0; static SYSCTL_NODE(_hw, OID_AUTO, ipmi, CTLFLAG_RD | CTLFLAG_MPSAFE, 0, "IPMI driver parameters"); SYSCTL_INT(_hw_ipmi, OID_AUTO, on, CTLFLAG_RWTUN, &on, 0, ""); +SYSCTL_INT(_hw_ipmi, OID_AUTO, wd_init_disable, CTLFLAG_RWTUN, + &wd_init_disable, 0, ""); SYSCTL_INT(_hw_ipmi, OID_AUTO, wd_timer_actions, CTLFLAG_RW, &wd_timer_actions, 0, "IPMI watchdog timer actions (including pre-timeout interrupt)"); @@ -909,7 +912,7 @@ ipmi_startup(void *arg) * Probe for watchdog, but only for backends which support * polled driver requests. */ - if (sc->ipmi_driver_requests_polled) { + if (!wd_init_disable && sc->ipmi_driver_requests_polled) { IPMI_INIT_DRIVER_REQUEST(req, IPMI_ADDR(IPMI_APP_REQUEST, 0), IPMI_GET_WDOG, 0, 0); |