lkml.org 
[lkml]   [2022]   [Jun]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    SubjectRe: [PATCH v5 02/22] cc_platform: Add new attribute to prevent ACPI CPU hotplug
    From
    Date
    On Tue, 2022-06-28 at 22:33 -0700, Christoph Hellwig wrote:
    > On Wed, Jun 22, 2022 at 11:15:43PM +1200, Kai Huang wrote:
    > > Platforms with confidential computing technology may not support ACPI
    > > CPU hotplug when such technology is enabled by the BIOS. Examples
    > > include Intel platforms which support Intel Trust Domain Extensions
    > > (TDX).
    >
    > What does this have to to wit hthe cc_platform abstraction? This is
    > just an intel implementation bug because they hastended so much into
    > implementing this. So the quirks should not overload the cc_platform
    > abstraction.
    >

    Thanks for feedback. I thought there might be similar technologies and it would
    be better to have a common attribute. I'll give up this approach and change to
    use arch-specific check.

    --
    Thanks,
    -Kai


    \
     
     \ /
      Last update: 2022-06-29 11:11    [W:4.237 / U:0.700 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site