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[皮智]

hi qemu-devel，I want to know why should add the migration blockers to
prevent live migration in peer mode，if I drop the patch，What other
disadvantages will it bring？

Looking forward to your reply。

thanks！
pizhi


commit 38e0735eb76a1479917ef3501a208d4f70998494
Author: Anthony Liguori <address@hidden>
Date:   Mon Nov 14 15:09:44 2011 -0600

    ivshmem: use migration blockers to prevent live migration in peer mode
(v2)

    Now when you try to migrate with ivshmem, you get a proper QMP error:

    (qemu) migrate tcp:localhost:1025
    Migration is disabled when using feature 'peer mode' in device 'ivshmem'
    (qemu)

    Signed-off-by: Anthony Liguori <address@hidden>