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Re: [Qemu-devel] [PATCH v4 00/15] Dirty bitmap changes for migration/per
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH v4 00/15] Dirty bitmap changes for migration/persistence work |
Date: |
Fri, 3 Jun 2016 10:22:36 +0800 |
User-agent: |
Mutt/1.6.1 (2016-04-27) |
On Thu, 06/02 18:49, John Snow wrote:
>
>
> On 06/02/2016 07:43 AM, Vladimir Sementsov-Ogievskiy wrote:
> > Hi, what are the plans?
> >
>
> I'm not sure. Fam, part of this series was merged, wasn't it?
>
> Do you have outstanding work that you'd like me to take over and push
> through for you?
I will rebase patches 6 - 15, address comments from Max on this revision and
send v5 soon. You are very welcome to take over from there! Thanks a lot!
Fam
>
> --js
>
> > On 26.05.2016 03:47, Fam Zheng wrote:
> >> On Wed, 05/25 17:45, Vladimir Sementsov-Ogievskiy wrote:
> >>> Hi!
> >>>
> >>> Are you going to update the series in the near future?
> >> Yes, probably in a couple days.
> >>
> >> Fam
> >>
> >>> On 08.03.2016 07:44, Fam Zheng wrote:
> >>>> v4: Rebase.
> >>>> Add rev-by from John in patches 1-5, 7, 8.
> >>>> Remove BdrvDirtyBitmap typedef from dirty-bitmap.h in patch 4.
> >>>> [Max]
> >>>> Add assertion on bm->meta in patch 9. [John]
> >>>>
> >>>> Two major features are added to block dirty bitmap (and underlying
> >>>> HBitmap) in
> >>>> this series: meta bitmap and serialization, together with all other
> >>>> supportive
> >>>> patches.
> >>>>
> >>>> Both operations are common in dirty bitmap migration and
> >>>> persistence: they need
> >>>> to find whether and which part of the dirty bitmap in question has
> >>>> changed with
> >>>> meta dirty bitmap, and they need to write it to the target with
> >>>> serialization.
> >>>>
> >>>>
> >>>> Fam Zheng (13):
> >>>> backup: Use Bitmap to replace "s->bitmap"
> >>>> block: Include hbitmap.h in block.h
> >>>> typedefs: Add BdrvDirtyBitmap
> >>>> block: Move block dirty bitmap code to separate files
> >>>> block: Remove unused typedef of BlockDriverDirtyHandler
> >>>> block: Hide HBitmap in block dirty bitmap interface
> >>>> HBitmap: Introduce "meta" bitmap to track bit changes
> >>>> tests: Add test code for meta bitmap
> >>>> block: Support meta dirty bitmap
> >>>> block: Add two dirty bitmap getters
> >>>> block: Assert that bdrv_release_dirty_bitmap succeeded
> >>>> tests: Add test code for hbitmap serialization
> >>>> block: More operations for meta dirty bitmap
> >>>>
> >>>> Vladimir Sementsov-Ogievskiy (2):
> >>>> hbitmap: serialization
> >>>> block: BdrvDirtyBitmap serialization interface
> >>>>
> >>>> block.c | 360 -----------------------------
> >>>> block/Makefile.objs | 2 +-
> >>>> block/backup.c | 25 +-
> >>>> block/dirty-bitmap.c | 535
> >>>> +++++++++++++++++++++++++++++++++++++++++++
> >>>> block/mirror.c | 15 +-
> >>>> include/block/block.h | 40 +---
> >>>> include/block/dirty-bitmap.h | 75 ++++++
> >>>> include/qemu/hbitmap.h | 96 ++++++++
> >>>> include/qemu/typedefs.h | 2 +
> >>>> tests/test-hbitmap.c | 255 +++++++++++++++++++++
> >>>> util/hbitmap.c | 203 ++++++++++++++--
> >>>> 11 files changed, 1177 insertions(+), 431 deletions(-)
> >>>> create mode 100644 block/dirty-bitmap.c
> >>>> create mode 100644 include/block/dirty-bitmap.h
> >>>>
> >>>
> >>> --
> >>> Best regards,
> >>> Vladimir
> >>>
> >>>
> >
> >
>
> --
> —js