From: Juan Quintela <quintela@redhat.com>
To: Leonardo Bras Soares Passos <leobras@redhat.com>
Cc: qemu-devel@nongnu.org, "Peter Xu" <peterx@redhat.com>,
"Greg Kurz" <groug@kaod.org>,
qemu-s390x@nongnu.org, "Fam Zheng" <fam@euphon.net>,
"Ilya Leoshkevich" <iii@linux.ibm.com>,
"Halil Pasic" <pasic@linux.ibm.com>,
"John Snow" <jsnow@redhat.com>,
qemu-ppc@nongnu.org,
"Daniel Henrique Barboza" <danielhb413@gmail.com>,
"Harsh Prateek Bora" <harshpb@linux.ibm.com>,
"Christian Borntraeger" <borntraeger@linux.ibm.com>,
"Richard Henderson" <richard.henderson@linaro.org>,
"David Gibson" <david@gibson.dropbear.id.au>,
"David Hildenbrand" <david@redhat.com>,
"Stefan Hajnoczi" <stefanha@redhat.com>,
"Eric Farman" <farman@linux.ibm.com>,
qemu-block@nongnu.org, "Cédric Le Goater" <clg@kaod.org>,
"Eric Blake" <eblake@redhat.com>,
"Thomas Huth" <thuth@redhat.com>,
"Vladimir Sementsov-Ogievskiy" <vsementsov@yandex-team.ru>
Subject: Re: [PATCH v2 02/16] migration: Correct transferred bytes value
Date: Tue, 30 May 2023 12:30:41 +0200 [thread overview]
Message-ID: <87jzwqw1pq.fsf@secure.mitica> (raw)
In-Reply-To: <CAJ6HWG7N_YGNxU4dd4DMumFjqWWhQRqP=RngkAUYQ52E-29G5g@mail.gmail.com> (Leonardo Bras Soares Passos's message of "Fri, 26 May 2023 15:50:52 -0300")
Leonardo Bras Soares Passos <leobras@redhat.com> wrote:
> On Fri, May 26, 2023 at 5:04 AM Juan Quintela <quintela@redhat.com> wrote:
>> > Maybe too much?
>>
>> I dropped this patch for two reasons:
>>
>> - reviewers gave me a bad time with it O:-)
>> - it was there only so if anyone was meassuring that new counters are
>> the same that old counters.
>>
>> But as I have already checked that, we don't need it.
>>
>> I drop it on the next round that I send.
>> > Maybe, it would be nice to have qemu_put_* to return the value, and in this
>> > case:
>> >
>> > size += qemu_put_be64(...)
>> >
>> > What do you think?
>>
>> Even more important than that is to return an error value, but that
>> is a very long project.
>>
>> See on my next series that qemu_fflush() return errors, so code gets
>> simplifed:
>>
>> qemu_fflush(file);
>> if (qemu_file_get_error(file)) {
>> handle error;
>> }
>>
>> to:
>>
>> qemu_fflush(file);
>> if (qemu_file_get_error(file)) {
>> handle error;
>> }
>>
>
> They look the same to me, what changed?
I did copy paste without changing:
if (qemu_fflush(file)) {
handle error;
}
>> We need to do basically all qemu_put_*() and qemu_get_*() functions, but
>> it is a step on the right direction.
>>
>> Later, Juan.
>>
next prev parent reply other threads:[~2023-05-30 10:32 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-15 19:56 [PATCH v2 00/16] Migration: More migration atomic counters Juan Quintela
2023-05-15 19:56 ` [PATCH v2 01/16] migration: Don't use INT64_MAX for unlimited rate Juan Quintela
2023-05-16 4:49 ` Harsh Prateek Bora
2023-05-16 9:13 ` David Edmondson
2023-05-16 9:24 ` Juan Quintela
2023-05-16 9:55 ` David Edmondson
2023-05-16 12:47 ` Cédric Le Goater
2023-05-23 1:57 ` Leonardo Brás
2023-05-15 19:56 ` [PATCH v2 02/16] migration: Correct transferred bytes value Juan Quintela
2023-05-16 9:35 ` David Edmondson
2023-05-23 2:15 ` Leonardo Brás
2023-05-26 8:04 ` Juan Quintela
2023-05-26 18:50 ` Leonardo Bras Soares Passos
2023-05-30 10:30 ` Juan Quintela [this message]
2023-05-15 19:56 ` [PATCH v2 03/16] migration: Move setup_time to mig_stats Juan Quintela
2023-05-16 9:42 ` David Edmondson
2023-05-16 10:06 ` Juan Quintela
2023-05-16 11:07 ` David Edmondson
2023-05-25 1:18 ` Leonardo Brás
2023-05-26 8:07 ` Juan Quintela
2023-05-26 18:53 ` Leonardo Bras Soares Passos
2023-05-15 19:56 ` [PATCH v2 04/16] qemu-file: Account for rate_limit usage on qemu_fflush() Juan Quintela
2023-05-25 1:33 ` Leonardo Brás
2023-05-26 8:09 ` Juan Quintela
2023-05-26 18:54 ` Leonardo Bras Soares Passos
2023-05-15 19:56 ` [PATCH v2 05/16] migration: Move rate_limit_max and rate_limit_used to migration_stats Juan Quintela
2023-05-16 12:43 ` Cédric Le Goater
2023-05-25 3:06 ` Leonardo Brás
2023-05-15 19:56 ` [PATCH v2 06/16] migration: Move migration_total_bytes() to migration-stats.c Juan Quintela
2023-05-25 3:09 ` Leonardo Brás
2023-05-15 19:57 ` [PATCH v2 07/16] migration: Add a trace for migration_transferred_bytes Juan Quintela
2023-05-25 3:18 ` Leonardo Brás
2023-05-15 19:57 ` [PATCH v2 08/16] migration: Use migration_transferred_bytes() to calculate rate_limit Juan Quintela
2023-05-25 6:50 ` Leonardo Brás
2023-05-26 8:17 ` Juan Quintela
2023-05-26 18:59 ` Leonardo Bras Soares Passos
2023-05-15 19:57 ` [PATCH v2 09/16] migration: We don't need the field rate_limit_used anymore Juan Quintela
2023-05-25 6:50 ` Leonardo Brás
2023-05-26 8:18 ` Juan Quintela
2023-05-26 18:59 ` Leonardo Bras Soares Passos
2023-05-15 19:57 ` [PATCH v2 10/16] migration: Don't abuse qemu_file transferred for RDMA Juan Quintela
2023-05-25 6:53 ` Leonardo Brás
2023-05-15 19:57 ` [PATCH v2 11/16] migration/RDMA: It is accounting for zero/normal pages in two places Juan Quintela
2023-05-25 7:06 ` Leonardo Brás
2023-05-15 19:57 ` [PATCH v2 12/16] migration/rdma: Remove QEMUFile parameter when not used Juan Quintela
2023-05-25 7:21 ` Leonardo Brás
2023-05-15 19:57 ` [PATCH v2 13/16] migration/rdma: Don't use imaginary transfers Juan Quintela
2023-05-25 7:27 ` Leonardo Brás
2023-05-15 19:57 ` [PATCH v2 14/16] migration: Remove unused qemu_file_credit_transfer() Juan Quintela
2023-05-25 7:29 ` Leonardo Brás
2023-05-15 19:57 ` [PATCH v2 15/16] migration/rdma: Simplify the function that saves a page Juan Quintela
2023-05-25 8:10 ` Leonardo Brás
2023-05-26 8:21 ` Juan Quintela
2023-05-26 19:03 ` Leonardo Bras Soares Passos
2023-05-15 19:57 ` [PATCH v2 16/16] migration/multifd: Compute transferred bytes correctly Juan Quintela
2023-05-25 8:38 ` Leonardo Brás
2023-05-26 8:23 ` Juan Quintela
2023-05-26 19:04 ` Leonardo Bras Soares Passos
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