Re: [PATCH 2/4] watchdog: hpwdt: Claim NMI from iLO

From: Guenter Roeck
Date: Sat Aug 04 2018 - 21:09:10 EST


On 08/02/2018 02:15 PM, Jerry Hoemann wrote:
The hwpdt driver is overloaded for handling both the iLO
watchdog and the explicit "Generate NMI to System" virutal
button.

Claim the iLO NMI virtual button even if we are not claiming
the iLO watchdog pretimeout.

Signed-off-by: Jerry Hoemann <jerry.hoemann@xxxxxxx>

Guess you know what you are doing here.

Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>

---
drivers/watchdog/hpwdt.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c
index 369022d..8a85ddd 100644
--- a/drivers/watchdog/hpwdt.c
+++ b/drivers/watchdog/hpwdt.c
@@ -162,7 +162,7 @@ static int hpwdt_pretimeout(unsigned int ulReason, struct pt_regs *regs)
if (ilo5 && ulReason == NMI_UNKNOWN && !mynmi)
return NMI_DONE;
- if (ilo5 && !pretimeout)
+ if (ilo5 && !pretimeout && !(mynmi & 0x4))
return NMI_DONE;
hpwdt_stop();