lkml.org 
[lkml]   [2020]   [Apr]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: [PATCH 40/70] x86/sev-es: Setup per-cpu GHCBs for the runtime handler
    Hi Mike,

    On Tue, Apr 14, 2020 at 07:03:44PM +0000, Mike Stunes wrote:
    > set_memory_decrypted needs to check the return value. I see it
    > consistently return ENOMEM. I've traced that back to split_large_page
    > in arch/x86/mm/pat/set_memory.c.

    I agree that the return code needs to be checked. But I wonder why this
    happens. The split_large_page() function returns -ENOMEM when
    alloc_pages() fails. Do you boot the guest with minal RAM assigned?

    Regards,

    Joerg

    \
     
     \ /
      Last update: 2020-04-15 17:54    [W:8.723 / U:0.016 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site