On Tue, May 21, 2019 at 11:45:19AM +0300, Vladimir Sementsov-Ogievskiy wrote: > Hi all! > > Here is idea of adding qiov_offset parameter to io path, to avoid > a lot of places with same pattern of creating local_qiov or hd_qiov > variables. Here is only read path for qcow2, if we like it, I'll > make v2 with both read and write paths for qcow2. > > Vladimir Sementsov-Ogievskiy (3): > block/io: introduce bdrv_co_preadv_part > block/qcow2: refactor qcow2_co_preadv to use buffer-based io > block/qcow2: implement .bdrv_co_preadv_part > > include/block/block_int.h | 6 +++ > block/io.c | 87 ++++++++++++++++++++++++++------------- > block/qcow2.c | 67 +++++++++++++++--------------- > 3 files changed, 97 insertions(+), 63 deletions(-)
I like it! Stefan
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