lkml.org 
[lkml]   [2018]   [Apr]   [16]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    From
    Date
    SubjectRe: [PATCH v2] vmw_balloon: fixing double free when batching mode is off
    Hello.

    On Fri, Mar 23, 2018 at 9:42 AM, Oleksandr Natalenko
    <oleksandr@redhat.com> wrote:
    >> Actually, rechecking the bug description, I might have rushed. The bug that
    >> I encountered is related to the vunmap() but it is only caused when batching
    >> is off, while the bug you reported has batching on.
    >>
    >> It seems that your sources support batching but do not include b91f108a3d54
    >> (“VMware balloon: Treat init like reset”), which I think would have solved
    >> the problem. I don’t see a mainline kernel that supports batching and does
    >> not have this patch, so it would be helpful to see the exact module that you
    >> use.
    >
    > Correct. The hash is d7568c130d0d0ff1fc5b364fc879b91f108a3d54, actually, though.
    > Yes, we miss this commit in our code base, but also we've already
    > provided a test kernel
    > with this commit included to the customer. Unfortunately, we have no answer yet.

    At least for one customer I can confirm that the kernel built with
    both d7568c130 and the proposed patch fixes the issue.

    Thanks.

    --
    Best regards,
    Oleksandr Natalenko (post-factum)
    Senior Software Maintenance Engineer

    \
     
     \ /
      Last update: 2018-04-16 13:37    [W:2.339 / U:0.396 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site