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From: "Ján Tomko" <jtomko@redhat.com>
To: John Snow <jsnow@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
	Maxim Levitsky <mlevitsk@redhat.com>,
	Peter Krempa <pkrempa@redhat.com>,
	qemu-block@nongnu.org, Markus Armbruster <armbru@redhat.com>,
	"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
	qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>,
	Max Reitz <mreitz@redhat.com>
Subject: Re: [PATCH v3 00/13] RFC: [for 5.0]: HMP monitor handlers cleanups
Date: Tue, 28 Jan 2020 10:13:32 +0100	[thread overview]
Message-ID: <20200128091332.GA15300@lpt> (raw)
In-Reply-To: <12217cd6-7866-ce9c-c0da-24775f9d045d@redhat.com>

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On Mon, Jan 27, 2020 at 04:01:31PM -0500, John Snow wrote:
>
>
>On 1/27/20 3:43 PM, Peter Krempa wrote:
>> On Mon, Jan 27, 2020 at 14:39:02 -0500, John Snow wrote:
>>>
>>>
>>> On 1/27/20 5:36 AM, Maxim Levitsky wrote:
>>>> This patch series is bunch of cleanups
>>>> to the hmp monitor code.
>>>>
>>>> This series only touched blockdev related hmp handlers.
>>>>
>>>> No functional changes expected other that
>>>> light error message changes by the last patch.
>>>>
>>>> This was inspired by this bugzilla:
>>>> https://bugzilla.redhat.com/show_bug.cgi?id=1719169
>>>>
>>>> Basically some users still parse hmp error messages,
>>>> and they would like to have them prefixed with 'Error:'
>>>>
>>>

[...]

>> The bug was reported at the time when libvirt didn't use blockdev yet,
>> but at this point it's pointless from our side.

Just for the record, this bug was the motivation for the prefix request:
https://bugzilla.redhat.com/show_bug.cgi?id=1718255

>> This wouldn't even fix
>> the scenario when old (pre-5.10) libvirt would use new qemu because the
>> drive-add handler never checked the error prefix.

And running older libvirt with newer QEMU is not something we care
about.

Jano

>>
>> [1] https://libvirt.org/git/?p=libvirt.git;a=blob;f=src/qemu/qemu_monitor_text.c;h=9135a11f0a3aae718c86bb199112fba8d16d4d80;hb=HEAD
>>
>
>Thank you for the report from libvirtville :)
>
>--js
>
>

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  reply	other threads:[~2020-01-28  9:16 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-27 10:36 [PATCH v3 00/13] RFC: [for 5.0]: HMP monitor handlers cleanups Maxim Levitsky
2020-01-27 10:36 ` [PATCH v3 01/13] usb/dev-storage: remove unused include Maxim Levitsky
2020-01-27 10:49   ` Philippe Mathieu-Daudé
2020-01-27 10:36 ` [PATCH v3 02/13] monitor/hmp: uninline add_init_drive Maxim Levitsky
2020-01-27 10:36 ` [PATCH v3 03/13] monitor/hmp: rename device-hotplug.c to block/monitor/block-hmp-cmds.c Maxim Levitsky
2020-01-28 16:56   ` Dr. David Alan Gilbert
2020-01-28 19:28     ` Maxim Levitsky
2020-01-29 10:19       ` Markus Armbruster
2020-01-29 11:31         ` Maxim Levitsky
2020-01-27 10:36 ` [PATCH v3 04/13] monitor/hmp: move hmp_drive_del and hmp_commit to block-hmp-cmds.c Maxim Levitsky
2020-01-28 17:51   ` Dr. David Alan Gilbert
2020-01-28 19:29     ` Maxim Levitsky
2020-01-27 10:36 ` [PATCH v3 05/13] monitor/hmp: move hmp_drive_mirror and hmp_drive_backup " Maxim Levitsky
2020-01-28 17:59   ` Dr. David Alan Gilbert
2020-01-27 10:36 ` [PATCH v3 06/13] monitor/hmp: move hmp_block_job* " Maxim Levitsky
2020-01-28 18:11   ` Dr. David Alan Gilbert
2020-01-28 18:15   ` Dr. David Alan Gilbert
2020-01-27 10:36 ` [PATCH v3 07/13] monitor/hmp: move hmp_snapshot_* " Maxim Levitsky
2020-01-28 18:53   ` Dr. David Alan Gilbert
2020-01-27 10:36 ` [PATCH v3 08/13] monitor/hmp: move hmp_nbd_server* " Maxim Levitsky
2020-01-28 18:56   ` Dr. David Alan Gilbert
2020-01-28 20:05     ` Eric Blake
2020-01-27 10:36 ` [PATCH v3 09/13] monitor/hmp: move remaining hmp_block* functions " Maxim Levitsky
2020-01-28 18:45   ` Dr. David Alan Gilbert
2020-01-28 18:51   ` Dr. David Alan Gilbert
2020-01-27 10:36 ` [PATCH v3 10/13] monitor/hmp: move hmp_info_block* " Maxim Levitsky
2020-01-28 19:00   ` Dr. David Alan Gilbert
2020-01-27 10:36 ` [PATCH v3 11/13] monitor: Move hmp_drive_add_node " Maxim Levitsky
2020-01-28 19:03   ` Dr. David Alan Gilbert
2020-01-28 19:30     ` Maxim Levitsky
2020-01-27 10:36 ` [PATCH v3 12/13] add 'error' prefix to vreport Maxim Levitsky
2020-01-28 19:30   ` Maxim Levitsky
2020-01-29 10:38     ` Markus Armbruster
2020-01-29 10:58       ` Maxim Levitsky
2020-01-27 10:36 ` [PATCH v3 13/13] monitor/hmp: Prefer to use hmp_handle_error for error reporting in block hmp commands Maxim Levitsky
2020-01-28 19:31   ` Maxim Levitsky
2020-01-29 10:27     ` Markus Armbruster
2020-01-29 11:05       ` Maxim Levitsky
2020-01-27 10:55 ` [PATCH v3 00/13] RFC: [for 5.0]: HMP monitor handlers cleanups no-reply
2020-01-27 10:59   ` Maxim Levitsky
2020-01-27 19:39 ` John Snow
2020-01-27 20:43   ` Peter Krempa
2020-01-27 21:01     ` John Snow
2020-01-28  9:13       ` Ján Tomko [this message]
2020-01-28 16:47       ` Dr. David Alan Gilbert
2020-02-05 23:25         ` John Snow
2020-02-06  9:35           ` Dr. David Alan Gilbert
2020-01-28  8:17     ` Markus Armbruster

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