> On 19 Oct 2020, at 18:37, Stefano Stabellini <sstabell...@kernel.org> wrote:
> 
> On Fri, 16 Oct 2020, Bertrand Marquis wrote:
>> If for some reason the hardware reset is not working, print a message to
>> the user every 5 seconds to warn him that the system did not reset
>> properly and Xen is still looping.
>> 
>> The message is printed infinitely so that someone connecting to a serial
>> console with no history would see the message coming after 5 seconds.
>> 
>> Signed-off-by: Bertrand Marquis <bertrand.marq...@arm.com>
>> ---
>> xen/arch/arm/shutdown.c | 4 ++++
>> 1 file changed, 4 insertions(+)
>> 
>> diff --git a/xen/arch/arm/shutdown.c b/xen/arch/arm/shutdown.c
>> index b32f07ec0e..600088ec48 100644
>> --- a/xen/arch/arm/shutdown.c
>> +++ b/xen/arch/arm/shutdown.c
>> @@ -36,6 +36,7 @@ void machine_halt(void)
>> void machine_restart(unsigned int delay_millisecs)
>> {
>>     int timeout = 10;
>> +    unsigned long count = 0;
>> 
>>     watchdog_disable();
>>     console_start_sync();
>> @@ -59,6 +60,9 @@ void machine_restart(unsigned int delay_millisecs)
>>     {
>>         platform_reset();
>>         mdelay(100);
>> +        if ( (count % 50) == 0 )
>> +            printk(XENLOG_ERR "Xen: Platform reset did not work 
>> properly!!\n");
>> +        count++;
> 
> I'd think that one "!" is enough :-) but anyway

True :-)
Feel to limit the exclamation to one while committing.

> 
> Reviewed-by: Stefano Stabellini <sstabell...@kernel.org>

Thanks

Bertrand

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