lkml.org 
[lkml]   [2017]   [Jan]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 3/8] x86/intel_rdt/mba: Improvements to handle more RDT resources like MBA
    On Tue, 17 Jan 2017, Shivappa Vikas wrote:
    > On Mon, 16 Jan 2017, Thomas Gleixner wrote:
    >
    > > On Tue, 10 Jan 2017, Vikas Shivappa wrote:
    > > > This patch does some changes to get ready to handle more resources like
    > > > Memory b/w allocation(MBA).
    > > >
    > > > -Update the control registers only when user changes the controls(cbm for
    > > > Cache resources and Mem b/w for memory). Hence not sending IPIs on all
    > > > domains when user updates the control vals.
    > > > -Introduce next_enabled_resource rather than looping through all
    > > > resources while parsing each schemata line. The order of resources
    > > > should be anyways the same as the root schemata.
    > > > -Return error as soon as we detect a resource not entering all domain
    > > > values in schemata rather than waiting till we parse all resources.
    > >
    > > That looks all like reasonable optimizations and I have a hard time to
    > > understand why this is a prerequisite for the bandwidth support.
    > >
    > > And each of these changes is independent so they should be in seperate
    > > patches.
    >
    > Ok will split them. Its not a pre requisite for MBA. Should i send as a
    > seperate series ?

    Yes please. That way we can apply preparatory things first and then
    concentrate on the new MBA functionality.

    Thanks,

    tglx

    \
     
     \ /
      Last update: 2017-01-18 10:08    [W:2.796 / U:0.004 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site