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(parent: c068a1c) | patch
qcow2: aio support for compressed cluster read
authorVladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Thu, 1 Nov 2018 18:27:37 +0000 (21:27 +0300)
committerKevin Wolf <kwolf@redhat.com>
Fri, 14 Dec 2018 10:52:41 +0000 (11:52 +0100)
commitc3c10f7295421f3b6638716d59cac9531c34adc8
treed39016cba96ab5e04157f1b484f99a0f40a93f3dtree
parentc068a1cd5203cc406a648a641e773ba906cf4aaacommit | diff
qcow2: aio support for compressed cluster read

Allocate buffers locally and release qcow2 lock. Than, reads inside
qcow2_co_preadv_compressed may be done in parallel, however all
decompression is still done synchronously. Let's improve it in the
following commit.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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