[lkml]   [2011]   [Aug]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: [Xen-devel] [PATCH 0/3] xen-blkback: refactor vbd remove/disconnect.
    >>> Joe Jin 08/03/11 4:10 AM >>> 
    >1. start guest with the latest kernel.
    >2. attach new block device by xm block-attach in Dom0
    >3. mount new disk in guest
    >4. execute xm block-detach to detach the block device in dom0 until timeout
    >5. try to unmount the disk in guest, umount hung. at here, any IOs to the
    >device will hang.

    A bogus sequence of operations - an operator in Dom0 shouldn't remove
    a device that is still in use in a guest, except as an exceptionasl measure
    (and then other bad behavior is to be expected). What's the use case?


     \ /
      Last update: 2011-08-03 16:57    [W:0.017 / U:8.460 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site