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ipmi: Set a timer for maintenance mode

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Now that maintenance mode rejects all messages, there's nothing to
run time timer.  Make sure the timer is running in maintenance mode.

Signed-off-by: Corey Minyard <corey@minyard.net>
Tested-by: Frederick Lawler <fred@cloudflare.com>
This commit is contained in:
Corey Minyard 2025-08-07 17:55:44 -05:00
parent 627118470f
commit bbfb8353cb
1 changed files with 6 additions and 2 deletions
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8
drivers/char/ipmi/ipmi_msghandler.c
View File

@ -52,6 +52,8 @@ static void intf_free(struct kref *ref);
static bool initialized;
static bool drvregistered;
static struct timer_list ipmi_timer;
/* Numbers in this enumerator should be mapped to ipmi_panic_event_str */
enum ipmi_panic_event_op {
IPMI_SEND_PANIC_EVENT_NONE,
@ -1943,6 +1945,7 @@ static int i_ipmi_req_sysintf(struct ipmi_smi *intf,
&& intf->maintenance_mode_state < newst) {
intf->maintenance_mode_state = newst;
maintenance_mode_update(intf);
mod_timer(&ipmi_timer, jiffies + IPMI_TIMEOUT_JIFFIES);
}
spin_unlock_irqrestore(&intf->maintenance_mode_lock,
flags);
@ -5081,6 +5084,7 @@ static bool ipmi_timeout_handler(struct ipmi_smi *intf,
&& (intf->auto_maintenance_timeout <= 0)) {
intf->maintenance_mode_state =
IPMI_MAINTENANCE_MODE_STATE_OFF;
intf->auto_maintenance_timeout = 0;
maintenance_mode_update(intf);
}
}
@ -5103,8 +5107,6 @@ static void ipmi_request_event(struct ipmi_smi *intf)
intf->handlers->request_events(intf->send_info);
}
static struct timer_list ipmi_timer;
static atomic_t stop_operation;
static void ipmi_timeout_work(struct work_struct *work)
@ -5128,6 +5130,8 @@ static void ipmi_timeout_work(struct work_struct *work)
}
need_timer = true;
}
if (intf->maintenance_mode_state)
need_timer = true;
need_timer |= ipmi_timeout_handler(intf, IPMI_TIMEOUT_TIME);
}