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Re: [Qemu-devel] [PATCH 00/13] Dirty bitmap changes for migration/persis
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH 00/13] Dirty bitmap changes for migration/persistence work |
Date: |
Fri, 8 Jan 2016 08:29:55 +0800 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Thu, 01/07 16:32, John Snow wrote:
>
>
> On 01/04/2016 05:27 AM, Fam Zheng wrote:
> > 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 (11):
> > backup: Use Bitmap to replace "s->bitmap"
> > typedefs: Add BdrvDirtyBitmap and HBitmapIter
> > 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
> >
> > Vladimir Sementsov-Ogievskiy (2):
> > hbitmap: serialization
> > block: BdrvDirtyBitmap serialization interface
> >
> > block.c | 339 -----------------------------
> > block/Makefile.objs | 2 +-
> > block/backup.c | 25 ++-
> > block/dirty-bitmap.c | 491
> > +++++++++++++++++++++++++++++++++++++++++++
> > block/mirror.c | 14 +-
> > include/block/block.h | 39 +---
> > include/block/dirty-bitmap.h | 70 ++++++
> > include/qemu/hbitmap.h | 84 ++++++++
> > include/qemu/typedefs.h | 3 +
> > tests/test-hbitmap.c | 252 ++++++++++++++++++++++
> > util/hbitmap.c | 197 +++++++++++++++--
> > 11 files changed, 1106 insertions(+), 410 deletions(-)
> > create mode 100644 block/dirty-bitmap.c
> > create mode 100644 include/block/dirty-bitmap.h
> >
>
> That's all I've got for now. Happy New Year!
>
> What's your roadmap for these patches? This, then QBM?
Yes, QBM is on the way, right after this.
Fam
- [Qemu-devel] [PATCH 10/13] block: Assert that bdrv_release_dirty_bitmap succeeded, (continued)
- [Qemu-devel] [PATCH 10/13] block: Assert that bdrv_release_dirty_bitmap succeeded, Fam Zheng, 2016/01/04
- [Qemu-devel] [PATCH 11/13] hbitmap: serialization, Fam Zheng, 2016/01/04
- [Qemu-devel] [PATCH 12/13] block: BdrvDirtyBitmap serialization interface, Fam Zheng, 2016/01/04
- [Qemu-devel] [PATCH 13/13] tests: Add test code for hbitmap serialization, Fam Zheng, 2016/01/04
- Re: [Qemu-devel] [PATCH 00/13] Dirty bitmap changes for migration/persistence work, John Snow, 2016/01/07
- Re: [Qemu-devel] [PATCH 00/13] Dirty bitmap changes for migration/persistence work,
Fam Zheng <=