From: Markus Armbruster <armbru@redhat.com>
To: Stefan Hajnoczi <stefanha@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
qemu-devel@nongnu.org, qemu-block@nongnu.org
Subject: Re: [Qemu-devel] [PATCH v2 0/2] block: warn about aio=native if libaio is unavailable
Date: Thu, 23 Jul 2015 10:03:32 +0200 [thread overview]
Message-ID: <87vbdbgv1n.fsf@blackfin.pond.sub.org> (raw)
In-Reply-To: <1437143029-12100-1-git-send-email-stefanha@redhat.com> (Stefan Hajnoczi's message of "Fri, 17 Jul 2015 15:23:47 +0100")
Stefan Hajnoczi <stefanha@redhat.com> writes:
> v2:
> * Banish CONFIG_LINUX_AIO from blockdev.c, that is raw-posix.c's business
> [Kevin]
> * Print the warning in the same way as the aio=native,cache.direct=off
> deprecation warning [Kevin]
>
> Open question: what about the Windows case? We now pass the
> FILE_FLAG_OVERLAPPED flag which we didn't do before for -drive aio=native.
Odd. Commit a273652 takes the trouble to implement native asynchronous
I/O there, but unless CONFIG_LINUX_AIO somehow gets defined, it's
unreachable, isn't it? Paolo?
I think PATCH 2's commit message needs to be updated to discuss the
impact.
next prev parent reply other threads:[~2015-07-23 8:29 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-17 14:23 [Qemu-devel] [PATCH v2 0/2] block: warn about aio=native if libaio is unavailable Stefan Hajnoczi
2015-07-17 14:23 ` [Qemu-devel] [PATCH v2 1/2] raw-posix: warn about BDRV_O_NATIVE_AIO " Stefan Hajnoczi
2015-07-23 10:09 ` Christian Borntraeger
2015-07-23 10:11 ` Denis V. Lunev
2015-07-23 11:58 ` Kevin Wolf
2015-07-17 14:23 ` [Qemu-devel] [PATCH v2 2/2] blockdev: always compile in -drive aio= parsing Stefan Hajnoczi
2015-07-23 7:58 ` Markus Armbruster
2015-07-23 8:03 ` Markus Armbruster [this message]
2015-07-23 8:08 ` [Qemu-devel] [PATCH v2 0/2] block: warn about aio=native if libaio is unavailable Paolo Bonzini
2015-07-23 8:15 ` Kevin Wolf
2015-07-23 12:06 ` Stefan Hajnoczi
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