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xen-devel
Re: [Xen-devel] Bug in smpboot.c?
On 09/06/2011 16:49, "John McDermott (U.S. Navy Employee)"
<john.mcdermott@xxxxxxxxxxxx> wrote:
> Xen Developers,
>
> In C function cpu_add(), in xen/arch/x86/smpboot.c, if acpi_id ==
> MAX_MADT_ENTRIES, won't this write past the end of array
> x86_acpiid_toapicid[MAX_MADT_ENTRIES]? I am looking at xen-unstable. It looks
> like the guard is not catching this 1 case?
Looks like it. Also the check against MAX_APICS, and the pxm value against
256, are all similarly off by one. Thanks for spotting it!
-- Keir
> Sincerely,
>
> John McDermott
> ----
> What is the formal meaning of the one-line program
> #include "/dev/tty"
>
> J.P. McDermott building 12
> Code 5542 mcdermott@xxxxxxxxxxxxxxxx
> Naval Research Laboratory voice: +1 202.404.8301
> Washington, DC 20375, US fax: +1 202.404.7942
>
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