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authorEdgar Kaziakhmedov <edgar.kaziakhmedov@virtuozzo.com>2018-01-12 12:01:22 +0300
committerStefan Hajnoczi <stefanha@redhat.com>2018-01-22 14:02:33 +0000
commitbcbb3866da19cce4360c828b6ec1c2a137757927 (patch)
treea086d0f3829c7b0b37238b06e4eeeb411d55a57f /thunk.c
parent908b1c848e57ef14f17a5540e11aa9eb16219d66 (diff)
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block/parallels: add backing support to readv/writev
Since parallels format supports backing files, refine readv/writev (allocate_clusters) to redirect read/write requests to a backing file (if cluster is not available in the current bs). Signed-off-by: Edgar Kaziakhmedov <edgar.kaziakhmedov@virtuozzo.com> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Signed-off-by: Denis V. Lunev <den@openvz.org> Signed-off-by: Klim Kireev <klim.kireev@virtuozzo.com> Message-id: 20180112090122.1702-6-klim.kireev@virtuozzo.com CC: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
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