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Re: [Qemu-block] [Qemu-devel] [PATCH v4 00/15] Dirty bitmap changes for


From: Fam Zheng
Subject: Re: [Qemu-block] [Qemu-devel] [PATCH v4 00/15] Dirty bitmap changes for migration/persistence work
Date: Thu, 26 May 2016 08:47:36 +0800
User-agent: Mutt/1.6.1 (2016-04-27)

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
> 
> 



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