From: Max Reitz <mreitz@redhat.com>
To: qemu-block@nongnu.org
Cc: qemu-devel@nongnu.org, Kevin Wolf <kwolf@redhat.com>,
Stefan Hajnoczi <stefanha@redhat.com>,
qemu-stable <qemu-stable@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH 2/3] qcow2: Always execute preallocate() in a coroutine
Date: Mon, 9 Oct 2017 23:57:29 +0200 [thread overview]
Message-ID: <0440b278-f453-d992-d90a-7bfa48c9329b@redhat.com> (raw)
In-Reply-To: <20171009215533.12530-3-mreitz@redhat.com>
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On 2017-10-09 23:55, Max Reitz wrote:
> Some qcow2 functions (at least perform_cow()) expect s->lock to be
> taken. Therefore, if we want to make use of them, we should execute
> preallocate() (as "preallocate_co") in a coroutine so that we can use
> the qemu_co_mutex_* functions.
>
> Signed-off-by: Max Reitz <mreitz@redhat.com>
> ---
> block/qcow2.c | 41 ++++++++++++++++++++++++++++++++++-------
> 1 file changed, 34 insertions(+), 7 deletions(-)
Cc: qemu-stable@nongnu.org
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next prev parent reply other threads:[~2017-10-09 21:57 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-09 21:55 [Qemu-devel] [PATCH 0/3] qcow2: Fix preallocated truncation Max Reitz
2017-10-09 21:55 ` [Qemu-devel] [PATCH 1/3] qcow2: Fix unaligned " Max Reitz
2017-10-09 21:57 ` Max Reitz
2017-10-09 22:25 ` Eric Blake
2017-10-11 11:30 ` Max Reitz
2017-10-09 23:30 ` [Qemu-devel] [Qemu-block] " Jeff Cody
2017-10-09 21:55 ` [Qemu-devel] [PATCH 2/3] qcow2: Always execute preallocate() in a coroutine Max Reitz
2017-10-09 21:57 ` Max Reitz [this message]
2017-10-09 22:28 ` Eric Blake
2017-10-11 11:31 ` Max Reitz
2017-10-09 23:30 ` [Qemu-devel] [Qemu-block] " Jeff Cody
2017-10-09 21:55 ` [Qemu-devel] [PATCH 3/3] iotests: Add cluster_size=64k to 125 Max Reitz
2017-10-09 22:32 ` Eric Blake
2017-10-09 23:30 ` [Qemu-devel] [Qemu-block] " Jeff Cody
2017-10-11 13:23 ` [Qemu-devel] [PATCH 0/3] qcow2: Fix preallocated truncation Max Reitz
2017-10-11 15:05 ` Stefan Hajnoczi
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