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From: John Snow <jsnow@redhat.com>
To: qemu-block@nongnu.org, qemu-devel@nongnu.org
Cc: Paolo Bonzini <pbonzini@redhat.com>,
	Shaju Abraham <shaju.abraham@nutanix.com>,
	qemu-stable <qemu-stable@nongnu.org>
Subject: Re: [Qemu-devel] [PATCH] Revert "ide/ahci: Check for -ECANCELED in aio callbacks"
Date: Tue, 13 Aug 2019 18:48:36 -0400	[thread overview]
Message-ID: <b54d3164-fcc4-e50f-d51d-3e9da37f9a28@redhat.com> (raw)
In-Reply-To: <20190729223605.7163-1-jsnow@redhat.com>



On 7/29/19 6:36 PM, John Snow wrote:
> This reverts commit 0d910cfeaf2076b116b4517166d5deb0fea76394.
> 
> It's not correct to just ignore an error code in a callback; we need to
> handle that error and possible report failure to the guest so that they
> don't wait indefinitely for an operation that will now never finish.
> 
> This ought to help cases reported by Nutanix where iSCSI returns a
> legitimate -ECANCELED for certain operations which should be propagated
> normally.
> 
> Reported-by: Shaju Abraham <shaju.abraham@nutanix.com>
> Signed-off-by: John Snow <jsnow@redhat.com>

Nobody's yelling, so this is getting staged on my IDE branch, alongside
Paolo's dma-helpers fix.

Thanks, applied to my IDE tree:

https://github.com/jnsnow/qemu/commits/ide
https://github.com/jnsnow/qemu.git

--js


      parent reply	other threads:[~2019-08-13 22:49 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-29 22:36 [Qemu-devel] [PATCH] Revert "ide/ahci: Check for -ECANCELED in aio callbacks" John Snow
2019-07-30  9:54 ` Philippe Mathieu-Daudé
2019-07-30 11:37   ` Paolo Bonzini
2019-07-30 12:47     ` Philippe Mathieu-Daudé
2019-07-30 12:50   ` John Snow
2019-08-13 22:48 ` John Snow [this message]

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