From: Greg Kurz <groug@kaod.org>
To: Markus Armbruster <armbru@redhat.com>
Cc: farosas@linux.ibm.com, richard.henderson@linaro.org,
qemu-devel@nongnu.org,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>,
lucas.araujo@eldorado.org.br, fernando.valle@eldorado.org.br,
qemu-ppc@nongnu.org, matheus.ferst@eldorado.org.br,
luis.pires@eldorado.org.br, david@gibson.dropbear.id.au
Subject: Re: [PATCH 4/5] monitor: removed cpustats command
Date: Tue, 8 Jun 2021 17:15:40 +0200 [thread overview]
Message-ID: <20210608171540.6c67bcc3@bahia.lan> (raw)
In-Reply-To: <8735tsxuhj.fsf@dusky.pond.sub.org>
On Tue, 08 Jun 2021 17:10:32 +0200
Markus Armbruster <armbru@redhat.com> wrote:
> Greg Kurz <groug@kaod.org> writes:
>
> > On Wed, 26 May 2021 17:21:03 -0300
> > "Bruno Larsen (billionai)" <bruno.larsen@eldorado.org.br> wrote:
> >
> >> Since ppc was the last architecture to collect these statistics and
> >> it is currently phasing this collection out, the command that would query
> >> this information is being removed.
> >>
> >
> > So this is removing an obviously user visible feature. This should be
> > mentioned in docs/system/removed-features.rst... but, wait, I don't
> > see anything for it in docs/system/deprecated.rst. This is dropping
> > a feature without following the usual deprecation policy, i.e.
> > marking the feature as deprecated and only remove it 2 QEMU versions
> > later. Any justification for that ?
>
> Our deprecation policy applies to stable interfaces, which HMP is not.
>
> We don't break things there just because. But dropping a command right
> away when it is no longer useful is just fine. No need to deprecate and
> wait for the grace period.
>
> [...]
>
Ah, good to know.
Thanks!
--
Greg
next prev parent reply other threads:[~2021-06-08 15:17 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-26 20:20 [PATCH 0/5] stop collection of instruction usage statistics Bruno Larsen (billionai)
2021-05-26 20:21 ` [PATCH 1/5] target/ppc: fixed GEN_OPCODE behavior when PPC_DUMP_CPU is set Bruno Larsen (billionai)
2021-05-26 21:13 ` Luis Fernando Fujita Pires
2021-05-26 21:24 ` Richard Henderson
2021-05-27 1:18 ` david
2021-05-26 20:21 ` [PATCH 2/5] target/ppc: remove ppc_cpu_dump_statistics Bruno Larsen (billionai)
2021-05-26 21:25 ` Richard Henderson
2021-05-26 21:27 ` Luis Fernando Fujita Pires
2021-05-27 1:20 ` David Gibson
2021-05-27 4:35 ` David Gibson
2021-05-27 13:22 ` Bruno Piazera Larsen
2021-05-27 14:01 ` Greg Kurz
2021-05-29 5:46 ` David Gibson
2021-05-27 6:01 ` Greg Kurz
2021-05-29 5:47 ` David Gibson
2021-05-31 14:26 ` Bruno Piazera Larsen
2021-05-26 20:21 ` [PATCH 3/5] target/ppc: removed mentions to DO_PPC_STATISTICS Bruno Larsen (billionai)
2021-05-26 21:26 ` Richard Henderson
2021-05-26 21:35 ` Luis Fernando Fujita Pires
2021-05-27 4:37 ` David Gibson
2021-05-26 20:21 ` [PATCH 4/5] monitor: removed cpustats command Bruno Larsen (billionai)
2021-05-26 21:28 ` Richard Henderson
2021-05-27 4:40 ` David Gibson
2021-05-26 21:35 ` Luis Fernando Fujita Pires
2021-05-27 6:40 ` Greg Kurz
2021-05-27 8:09 ` Dr. David Alan Gilbert
2021-05-27 8:30 ` Greg Kurz
2021-05-27 11:24 ` Bruno Piazera Larsen
2021-05-27 14:57 ` Greg Kurz
2021-06-08 15:10 ` Markus Armbruster
2021-06-08 15:15 ` Greg Kurz [this message]
2021-05-27 8:08 ` Dr. David Alan Gilbert
2021-05-26 20:21 ` [PATCH 5/5] hw/core/cpu: removed cpu_dump_statistics function Bruno Larsen (billionai)
2021-05-26 21:29 ` Richard Henderson
2021-05-26 21:35 ` Luis Fernando Fujita Pires
2021-05-27 1:21 ` David Gibson
2021-05-27 21:05 ` Eduardo Habkost
2021-05-27 13:57 ` [PATCH 0/5] stop collection of instruction usage statistics Alex Bennée
2021-05-27 14:23 ` Bruno Piazera Larsen
2021-05-27 14:25 ` Luis Fernando Fujita Pires
2021-05-27 14:56 ` Alex Bennée
2021-05-27 15:39 ` Luis Fernando Fujita Pires
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=20210608171540.6c67bcc3@bahia.lan \
--to=groug@kaod.org \
--cc=armbru@redhat.com \
--cc=david@gibson.dropbear.id.au \
--cc=dgilbert@redhat.com \
--cc=farosas@linux.ibm.com \
--cc=fernando.valle@eldorado.org.br \
--cc=lucas.araujo@eldorado.org.br \
--cc=luis.pires@eldorado.org.br \
--cc=matheus.ferst@eldorado.org.br \
--cc=qemu-devel@nongnu.org \
--cc=qemu-ppc@nongnu.org \
--cc=richard.henderson@linaro.org \
/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).