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From: Paolo Bonzini <pbonzini@redhat.com>
To: Andrew Jones <drjones@redhat.com>, qemu-devel@nongnu.org
Cc: ehabkost@redhat.com
Subject: Re: [Qemu-devel] [PATCH] vl: rework smp_parse
Date: Thu, 06 Nov 2014 23:11:30 +0100	[thread overview]
Message-ID: <545BF212.2090404@redhat.com> (raw)
In-Reply-To: <1415290175-17314-1-git-send-email-drjones@redhat.com>



On 06/11/2014 17:09, Andrew Jones wrote:
> +        if (sockets * cores * threads != max_cpus) {
> +            fprintf(stderr, "cpu topology: "
> +                    "sockets (%u) * cores (%u) * threads (%u) != max_cpus (%u)\n",
> +                    sockets, cores, threads, max_cpus);
> +            exit(1);
> +        }

I think this would cause too many failures in the wild.  Perhaps error
out if it is lower, and warn if sockets * cores * threads > max_cpus
since we actually allow hot-plug a thread at a time?

Paolo

  parent reply	other threads:[~2014-11-06 22:11 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-06 16:09 [Qemu-devel] [PATCH] vl: rework smp_parse Andrew Jones
2014-11-06 19:17 ` Eduardo Habkost
2014-11-07  9:22   ` Andrew Jones
2014-11-07 11:29     ` Andrew Jones
2014-11-06 22:11 ` Paolo Bonzini [this message]
2014-11-07  9:29   ` Andrew Jones
2014-11-07  9:40     ` Paolo Bonzini
2014-11-07  9:52       ` Andrew Jones
2014-11-07 11:21         ` Andrew Jones
2014-11-07 12:16           ` Eduardo Habkost
2014-11-07 12:23             ` Andrew Jones
2014-11-07 12:32               ` Eduardo Habkost
2014-11-07 16:03 ` Andrew Jones

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