Author: imp
Date: Thu Oct 26 22:53:02 2017
New Revision: 325025
URL: https://svnweb.freebsd.org/changeset/base/325025
Log:
Make time we wait for a power cycle tunable.
hw.ipmi.cycle_time is the time to wait for the power down phase of the
ipmi power cycle before falling back to either reboot or halt.
Sponsored by: Netflix
Modified:
head/sys/dev/ipmi/ipmi.c
Modified: head/sys/dev/ipmi/ipmi.c
==============================================================================
--- head/sys/dev/ipmi/ipmi.c Thu Oct 26 22:52:51 2017 (r325024)
+++ head/sys/dev/ipmi/ipmi.c Thu Oct 26 22:53:02 2017 (r325025)
@@ -86,6 +86,7 @@ static int wd_timer_actions = IPMI_SET_WD_ACTION_POWER
static int wd_shutdown_countdown = 420; /* sec */
static int wd_startup_countdown = 420; /* sec */
static int wd_pretimeout_countdown = 120; /* sec */
+static int cycle_wait = 10; /* sec */
static SYSCTL_NODE(_hw, OID_AUTO, ipmi, CTLFLAG_RD, 0,
"IPMI driver parameters");
@@ -103,6 +104,9 @@ SYSCTL_INT(_hw_ipmi, OID_AUTO, wd_startup_countdown, C
SYSCTL_INT(_hw_ipmi, OID_AUTO, wd_pretimeout_countdown, CTLFLAG_RW,
&wd_pretimeout_countdown, 0,
"IPMI watchdog pre-timeout countdown (seconds)");
+SYSCTL_INT(_hw_ipmi, OID_AUTO, cyle_wait, CTLFLAG_RWTUN,
+ &cycle_wait, 0,
+ "IPMI power cycle on reboot delay time (seconds)");
static struct cdevsw ipmi_cdevsw = {
.d_version = D_VERSION,
@@ -797,11 +801,11 @@ ipmi_power_cycle(void *arg, int howto)
}
/*
- * BMCs are notoriously slow, give it up to 10s to effect the power
+ * BMCs are notoriously slow, give it cyle_wait seconds for the power
* down leg of the power cycle. If that fails, fallback to the next
* hanlder in the shutdown_final chain and/or the platform failsafe.
*/
- DELAY(10 * 1000 * 1000);
+ DELAY(cycle_wait * 1000 * 1000);
device_printf(sc->ipmi_dev, "Power cycling via IPMI timed out\n");
}
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