>>> On 09.04.18 at 16:55, <[email protected]> wrote: > Am Mon, 09 Apr 2018 08:19:53 -0600 > schrieb "Jan Beulich" <[email protected]>: > >> Is there any guarantee that old hypervisors will send this field as zero >> (rather than some random value)? If so, I think this should be said >> explicitly in the commit message, together with the fact that you >> re-use padding fields. > > I have to double check, but I'm sure the whole size of the struct is > initialized with zero. The commit message already has "Existing padding > fields are reused to store vtsc_khz_tolerance as u16."
It's that sentence that I've referred to - it talks about padding, but doesn't make clear that this padding is zero at all times. Jan _______________________________________________ Xen-devel mailing list [email protected] https://lists.xenproject.org/mailman/listinfo/xen-devel
