From: Max Reitz <mreitz@redhat.com>
To: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>,
qemu-devel@nongnu.org, qemu-block@nongnu.org
Cc: kwolf@redhat.com, den@openvz.org, armbru@redhat.com, stefanha@redhat.com
Subject: Re: [Qemu-devel] [PATCH v2 3/4] block/qcow2: refactor qcow2_co_pwritev_part
Date: Wed, 14 Aug 2019 18:23:21 +0200 [thread overview]
Message-ID: <e09717b0-0fa1-885d-7454-42ba43fea2c0@redhat.com> (raw)
In-Reply-To: <20190730141826.709849-4-vsementsov@virtuozzo.com>
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On 30.07.19 16:18, Vladimir Sementsov-Ogievskiy wrote:
> Similarly to previous commit, prepare for parallelizing write-loop
> iterations.
>
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
> ---
> block/qcow2.c | 150 +++++++++++++++++++++++++++++---------------------
> 1 file changed, 88 insertions(+), 62 deletions(-)
>
> diff --git a/block/qcow2.c b/block/qcow2.c
> index 7fa71968b2..37766b8b7c 100644
> --- a/block/qcow2.c
> +++ b/block/qcow2.c
[...]
> + * l2meta - if not NULL, qcow2_co_do_pwritev() will consume it. Caller must not
> + * use it somehow after qcow2_co_pwritev_task() call
[...]
> + l2meta = NULL; /* l2meta is consumed by qcow2_co_do_pwritev() */
By the way, qcow2_co_do_pwritev() does not exist. :-)
Max
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next prev parent reply other threads:[~2019-08-14 16:25 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-30 14:18 [Qemu-devel] [PATCH v2 0/4] qcow2: async handling of fragmented io Vladimir Sementsov-Ogievskiy
2019-07-30 14:18 ` [Qemu-devel] [PATCH v2 1/4] block: introduce aio task pool Vladimir Sementsov-Ogievskiy
2019-08-13 20:47 ` Max Reitz
2019-08-14 8:18 ` Vladimir Sementsov-Ogievskiy
2019-07-30 14:18 ` [Qemu-devel] [PATCH v2 2/4] block/qcow2: refactor qcow2_co_preadv_part Vladimir Sementsov-Ogievskiy
2019-08-13 21:31 ` Max Reitz
2019-08-14 9:11 ` Vladimir Sementsov-Ogievskiy
2019-08-14 15:03 ` Max Reitz
2019-08-14 15:15 ` Eric Blake
2019-08-14 15:58 ` Max Reitz
2019-07-30 14:18 ` [Qemu-devel] [PATCH v2 3/4] block/qcow2: refactor qcow2_co_pwritev_part Vladimir Sementsov-Ogievskiy
2019-08-14 15:55 ` Max Reitz
2019-08-14 16:23 ` Max Reitz [this message]
2019-07-30 14:18 ` [Qemu-devel] [PATCH v2 4/4] block/qcow2: introduce parallel subrequest handling in read and write Vladimir Sementsov-Ogievskiy
2019-08-14 16:24 ` Max Reitz
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