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    SubjectRe: [PATCH 5.10 00/21] 5.10.79-rc1 review
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    On 11/11/21 6:01 AM, Sudip Mukherjee wrote:
    > Hi Greg,
    >
    > On Wed, Nov 10, 2021 at 07:43:46PM +0100, Greg Kroah-Hartman wrote:
    >> This is the start of the stable review cycle for the 5.10.79 release.
    >> There are 21 patches in this series, all will be posted as a response
    >> to this one. If anyone has any issues with these being applied, please
    >> let me know.
    >>
    >> Responses should be made by Fri, 12 Nov 2021 18:19:54 +0000.
    >> Anything received after that time might be too late.
    >
    > systemd-journal-flush.service failed due to a timeout resulting in a very very
    > slow boot on my test laptop. qemu test on openqa failed due to the same problem.
    >
    > https://openqa.qa.codethink.co.uk/tests/365
    >
    > A bisect showed the problem to be 8615ff6dd1ac ("mm: filemap: check if THP has
    > hwpoisoned subpage for PMD page fault"). Reverting it on top of 5.10.79-rc1
    > fixed the problem.
    > Incidentally, I was having similar problem with Linus's tree
    > for last few days and was failing since 20211106 (did not get the time to check).
    > I will test mainline again with this commit reverted.
    >
    >

    Reverting mm: filemap: check if THP has hwpoisoned subpage for PMD page fault"
    worked for me on my test system.

    With this commit boots are long and shutdown was at the 20+ minute m ark when
    I powered it down. This commit isn't in any of the other release candidates.

    thanks,
    -- Shuah

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