[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [PATCH v23 10/15] x86/VPMU: Use pre-computed masks when checking validity of MSRs
>>> On 29.05.15 at 20:42, <boris.ostrovsky@xxxxxxxxxx> wrote: > No need to compute those masks on every MSR access. > > Also, when checking MSR_P6_EVNTSELx registers make sure that bit 21 > is not set. I had hoped you would save me and other readers to look up what this bit means by giving a reason why this change is wanted/needed. What you say above is at best marginally more useful (it clarifies that this isn't a stray change) than having the adjustment only in the code. Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
|
Lists.xenproject.org is hosted with RackSpace, monitoring our |