From: Eric Blake <eblake@redhat.com>
To: Peter Lieven <pl@kamp.de>, qemu-devel@nongnu.org, qemu-block@nongnu.org
Cc: kwolf@redhat.com, pbonzini@redhat.com, ronniesahlberg@gmail.com,
mreitz@redhat.com
Subject: Re: [Qemu-devel] [PATCH 2/2] block/iscsi: only report an iSCSI Failure if we don't handle it gracefully
Date: Fri, 8 Dec 2017 11:03:12 -0600 [thread overview]
Message-ID: <295e577a-72e2-f397-ec44-ecdee248ff51@redhat.com> (raw)
In-Reply-To: <4b0586ee-45cb-cfb1-288c-bcccf81c5212@kamp.de>
[-- Attachment #1: Type: text/plain, Size: 803 bytes --]
On 12/08/2017 10:14 AM, Peter Lieven wrote:
> Am 08.12.2017 um 16:11 schrieb Eric Blake:
>> On 12/08/2017 05:51 AM, Peter Lieven wrote:
>>> we currently report an "iSCSI Failure" in iscsi_co_generic_cb if the task
>>> hasn't completed with SCSI_STATUS_GOOD. However, we expect a failure in
>>> some cases and handle it gracefully. This is the case for misaligned UNMAPs
>> Is the block layer still capable of producing a misaligned UNMAP? If
>> so, that's probably a bug in the block layer for not honoring the block
>> limit geometries.
>
> In theory there should be none. I think we can drop this code.
Or, better yet, replace the check with an assert.
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3266
Virtualization: qemu.org | libvirt.org
[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 619 bytes --]
next prev parent reply other threads:[~2017-12-08 17:03 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-08 11:51 [Qemu-devel] [PATCH 0/2] iscsi fixes Peter Lieven
2017-12-08 11:51 ` [Qemu-devel] [PATCH 1/2] block/iscsi: dont leave allocmap in an invalid state on UNMAP failure Peter Lieven
2017-12-08 15:07 ` Eric Blake
2017-12-13 21:35 ` Paolo Bonzini
2017-12-08 11:51 ` [Qemu-devel] [PATCH 2/2] block/iscsi: only report an iSCSI Failure if we don't handle it gracefully Peter Lieven
2017-12-08 15:11 ` Eric Blake
2017-12-08 16:14 ` Peter Lieven
2017-12-08 17:03 ` Eric Blake [this message]
2017-12-13 16:28 ` Peter Lieven
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=295e577a-72e2-f397-ec44-ecdee248ff51@redhat.com \
--to=eblake@redhat.com \
--cc=kwolf@redhat.com \
--cc=mreitz@redhat.com \
--cc=pbonzini@redhat.com \
--cc=pl@kamp.de \
--cc=qemu-block@nongnu.org \
--cc=qemu-devel@nongnu.org \
--cc=ronniesahlberg@gmail.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).