Re: [Xen-devel] [PATCH] linux-2.6.18/evtchn: clear secondary CPUs' cpu_evtchn_mask[] after restore

[Keir Fraser <keir@xxxxxxx>]

On 16/11/2010 01:28, "Jeremy Fitzhardinge" <jeremy@xxxxxxxx> wrote:

> On 11/15/2010 08:56 AM, Jan Beulich wrote:

>> memset(cpu_evtchn, 0, sizeof(cpu_evtchn));
>> - memset(cpu_evtchn_mask[0], ~0, sizeof(cpu_evtchn_mask[0]));
>> + for_each_possible_cpu(i)
>> +  memset(cpu_evtchn_mask[i], -!i, sizeof(cpu_evtchn_mask[i]));
> 
> -!i?  Really?  Golf-clap and all, but I think something a bit more
> explicit would be better ;)

I'm going to clarify that bit when I apply to 2.6.18. :-)

 -- Keir

>     J
> 
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