qemu-devel.nongnu.org archive mirror
 help / color / mirror / Atom feed
From: Fabiano Rosas <farosas@suse.de>
To: Juan Quintela <quintela@redhat.com>, qemu-devel@nongnu.org
Cc: "Fam Zheng" <fam@euphon.net>,
	qemu-block@nongnu.org,
	"Daniel P . Berrangé" <berrange@redhat.com>,
	"Juan Quintela" <quintela@redhat.com>,
	"Hailiang Zhang" <zhanghailiang@xfusion.com>,
	"Stefan Hajnoczi" <stefanha@redhat.com>,
	"Peter Xu" <peterx@redhat.com>,
	"Li Zhijian" <lizhijian@fujitsu.com>,
	"Leonardo Bras" <leobras@redhat.com>
Subject: Re: [PATCH 06/12] qemu-file: Remove _noflush from qemu_file_transferred_noflush()
Date: Tue, 24 Oct 2023 14:42:09 -0300	[thread overview]
Message-ID: <87v8avsyry.fsf@suse.de> (raw)
In-Reply-To: <20231024151042.90349-7-quintela@redhat.com>

Juan Quintela <quintela@redhat.com> writes:

> qemu_file_transferred() don't exist anymore, so we can reuse the name.
>
> Signed-off-by: Juan Quintela <quintela@redhat.com>
>
> ---
>
> v2: Update the documentation (thanks fabiano)
> ---
>  migration/qemu-file.h | 9 ++++-----
>  migration/block.c     | 4 ++--
>  migration/qemu-file.c | 2 +-
>  migration/savevm.c    | 6 +++---
>  migration/vmstate.c   | 4 ++--
>  5 files changed, 12 insertions(+), 13 deletions(-)
>
> diff --git a/migration/qemu-file.h b/migration/qemu-file.h
> index 8b71152754..1b2f6b8d8f 100644
> --- a/migration/qemu-file.h
> +++ b/migration/qemu-file.h
> @@ -34,15 +34,14 @@ QEMUFile *qemu_file_new_output(QIOChannel *ioc);
>  int qemu_fclose(QEMUFile *f);
>  
>  /*
> - * qemu_file_transferred_noflush:
> + * qemu_file_transferred:
>   *
> - * As qemu_file_transferred except for writable files, where no flush
> - * is performed and the reported amount will include the size of any
> - * queued buffers, on top of the amount actually transferred.
> + * No flush is performed and the reported amount will include the size
> + * of any queued buffers, on top of the amount actually transferred.
>   *
>   * Returns: the total bytes transferred and queued
>   */
> -uint64_t qemu_file_transferred_noflush(QEMUFile *f);
> +uint64_t qemu_file_transferred(QEMUFile *f);
>  
>  /*
>   * put_buffer without copying the buffer.
> diff --git a/migration/block.c b/migration/block.c
> index b60698d6e2..47f11d0e4f 100644
> --- a/migration/block.c
> +++ b/migration/block.c
> @@ -752,7 +752,7 @@ static int block_save_setup(QEMUFile *f, void *opaque)
>  static int block_save_iterate(QEMUFile *f, void *opaque)
>  {
>      int ret;
> -    uint64_t last_bytes = qemu_file_transferred_noflush(f);
> +    uint64_t last_bytes = qemu_file_transferred(f);
>  
>      trace_migration_block_save("iterate", block_mig_state.submitted,
>                                 block_mig_state.transferred);
> @@ -804,7 +804,7 @@ static int block_save_iterate(QEMUFile *f, void *opaque)
>      }
>  
>      qemu_put_be64(f, BLK_MIG_FLAG_EOS);
> -    uint64_t delta_bytes = qemu_file_transferred_noflush(f) - last_bytes;
> +    uint64_t delta_bytes = qemu_file_transferred(f) - last_bytes;
>      return (delta_bytes > 0);
>  }
>  
> diff --git a/migration/qemu-file.c b/migration/qemu-file.c
> index efa5f11033..0158db2a54 100644
> --- a/migration/qemu-file.c
> +++ b/migration/qemu-file.c
> @@ -618,7 +618,7 @@ int coroutine_mixed_fn qemu_get_byte(QEMUFile *f)
>      return result;
>  }
>  
> -uint64_t qemu_file_transferred_noflush(QEMUFile *f)
> +uint64_t qemu_file_transferred(QEMUFile *f)
>  {
>      uint64_t ret = stat64_get(&mig_stats.qemu_file_transferred);
>      int i;
> diff --git a/migration/savevm.c b/migration/savevm.c
> index 8622f229e5..9c90499609 100644
> --- a/migration/savevm.c
> +++ b/migration/savevm.c
> @@ -927,9 +927,9 @@ static int vmstate_load(QEMUFile *f, SaveStateEntry *se)
>  static void vmstate_save_old_style(QEMUFile *f, SaveStateEntry *se,
>                                     JSONWriter *vmdesc)
>  {
> -    uint64_t old_offset = qemu_file_transferred_noflush(f);
> +    uint64_t old_offset = qemu_file_transferred(f);
>      se->ops->save_state(f, se->opaque);
> -    uint64_t size = qemu_file_transferred_noflush(f) - old_offset;
> +    uint64_t size = qemu_file_transferred(f) - old_offset;
>  
>      if (vmdesc) {
>          json_writer_int64(vmdesc, "size", size);
> @@ -3053,7 +3053,7 @@ bool save_snapshot(const char *name, bool overwrite, const char *vmstate,
>          goto the_end;
>      }
>      ret = qemu_savevm_state(f, errp);
> -    vm_state_size = qemu_file_transferred_noflush(f);
> +    vm_state_size = qemu_file_transferred(f);
>      ret2 = qemu_fclose(f);
>      if (ret < 0) {
>          goto the_end;
> diff --git a/migration/vmstate.c b/migration/vmstate.c
> index 1cf9e45b85..16420fa9a3 100644
> --- a/migration/vmstate.c
> +++ b/migration/vmstate.c
> @@ -386,7 +386,7 @@ int vmstate_save_state_v(QEMUFile *f, const VMStateDescription *vmsd,
>                  void *curr_elem = first_elem + size * i;
>  
>                  vmsd_desc_field_start(vmsd, vmdesc_loop, field, i, n_elems);
> -                old_offset = qemu_file_transferred_noflush(f);
> +                old_offset = qemu_file_transferred(f);
>                  if (field->flags & VMS_ARRAY_OF_POINTER) {
>                      assert(curr_elem);
>                      curr_elem = *(void **)curr_elem;
> @@ -416,7 +416,7 @@ int vmstate_save_state_v(QEMUFile *f, const VMStateDescription *vmsd,
>                      return ret;
>                  }
>  
> -                written_bytes = qemu_file_transferred_noflush(f) - old_offset;
> +                written_bytes = qemu_file_transferred(f) - old_offset;
>                  vmsd_desc_field_end(vmsd, vmdesc_loop, field, written_bytes, i);
>  
>                  /* Compressed arrays only care about the first element */

Reviewed-by: Fabiano Rosas <farosas@suse.de>


  reply	other threads:[~2023-10-24 17:43 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-24 15:10 [PATCH 00/12] migration: Yet another round of atomic counters Juan Quintela
2023-10-24 15:10 ` [PATCH 01/12] qemu-file: We only call qemu_file_transferred_* on the sending side Juan Quintela
2023-10-24 17:24   ` Fabiano Rosas
2023-10-25  9:00     ` Juan Quintela
2023-10-24 15:10 ` [PATCH 02/12] qemu_file: Use a stat64 for qemu_file_transferred Juan Quintela
2023-10-24 17:34   ` Fabiano Rosas
2023-10-24 18:14   ` Eric Blake
2023-10-25  9:01     ` Juan Quintela
2023-10-24 15:10 ` [PATCH 03/12] qemu_file: total_transferred is not used anymore Juan Quintela
2023-10-24 17:35   ` Fabiano Rosas
2023-10-24 15:10 ` [PATCH 04/12] migration: Use the number of transferred bytes directly Juan Quintela
2023-10-24 17:40   ` Fabiano Rosas
2023-10-24 15:10 ` [PATCH 05/12] qemu_file: Remove unused qemu_file_transferred() Juan Quintela
2023-10-24 17:40   ` Fabiano Rosas
2023-10-24 15:10 ` [PATCH 06/12] qemu-file: Remove _noflush from qemu_file_transferred_noflush() Juan Quintela
2023-10-24 17:42   ` Fabiano Rosas [this message]
2023-10-24 15:10 ` [PATCH 07/12] migration: migration_transferred_bytes() don't need the QEMUFile Juan Quintela
2023-10-24 15:10 ` [PATCH 08/12] migration: migration_rate_limit_reset() " Juan Quintela
2023-10-24 15:10 ` [PATCH 09/12] qemu-file: Simplify qemu_file_get_error() Juan Quintela
2023-10-24 15:10 ` [PATCH 10/12] migration: Use migration_transferred_bytes() Juan Quintela
2023-10-24 17:46   ` Fabiano Rosas
2023-10-24 15:10 ` [PATCH 11/12] migration: Remove transferred atomic counter Juan Quintela
2023-10-24 17:48   ` Fabiano Rosas
2023-10-24 15:10 ` [PATCH 12/12] qemu-file: Make qemu_fflush() return errors Juan Quintela
2023-10-24 17:56   ` Fabiano Rosas

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=87v8avsyry.fsf@suse.de \
    --to=farosas@suse.de \
    --cc=berrange@redhat.com \
    --cc=fam@euphon.net \
    --cc=leobras@redhat.com \
    --cc=lizhijian@fujitsu.com \
    --cc=peterx@redhat.com \
    --cc=qemu-block@nongnu.org \
    --cc=qemu-devel@nongnu.org \
    --cc=quintela@redhat.com \
    --cc=stefanha@redhat.com \
    --cc=zhanghailiang@xfusion.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).