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[Qemu-devel] [PATCH v2 00/20] make bdrv_is_allocated[_above] byte-based
From: |
Eric Blake |
Subject: |
[Qemu-devel] [PATCH v2 00/20] make bdrv_is_allocated[_above] byte-based |
Date: |
Wed, 10 May 2017 21:20:16 -0500 |
There are patches floating around to add NBD_CMD_BLOCK_STATUS,
but NBD wants to report status on byte granularity (even if the
reporting will probably be naturally aligned to sectors or even
much higher levels). I've therefore started the task of
converting our block status code to report at a byte granularity
rather than sectors.
This is part one of that conversion: bdrv_is_allocated().
Other parts still need a v2, but here's the link to their v1:
tracking dirty bitmaps by bytes:
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg02163.html
replacing bdrv_get_block_status() with a byte based callback
in all the drivers:
https://lists.gnu.org/archive/html/qemu-devel/2017-04/msg02642.html
Available as a tag at:
git fetch git://repo.or.cz/qemu/ericb.git nbd-byte-allocated-v2
Since v1:
- Add R-b from John as appropriate
- Couple of new patches for cleanups he noticed
- Rebase to Max's block branch
001/20:[----] [--] 'blockjob: Track job ratelimits via bytes, not sectors'
002/20:[----] [--] 'trace: Show blockjob actions via bytes, not sectors'
003/20:[----] [--] 'stream: Switch stream_populate() to byte-based'
004/20:[----] [--] 'stream: Switch stream_run() to byte-based'
005/20:[----] [--] 'commit: Switch commit_populate() to byte-based'
006/20:[----] [--] 'commit: Switch commit_run() to byte-based'
007/20:[----] [--] 'mirror: Switch MirrorBlockJob to byte-based'
008/20:[----] [--] 'mirror: Switch mirror_do_zero_or_discard() to byte-based'
009/20:[down] 'mirror: Update signature of mirror_clip_sectors()'
010/20:[0013] [FC] 'mirror: Switch mirror_cow_align() to byte-based'
011/20:[----] [-C] 'mirror: Switch mirror_do_read() to byte-based'
012/20:[0014] [FC] 'mirror: Switch mirror_iteration() to byte-based'
013/20:[----] [--] 'block: Drop unused bdrv_round_sectors_to_clusters()'
014/20:[----] [--] 'backup: Switch BackupBlockJob to byte-based'
015/20:[0008] [FC] 'backup: Switch block_backup.h to byte-based'
016/20:[----] [--] 'backup: Switch backup_do_cow() to byte-based'
017/20:[----] [--] 'backup: Switch backup_run() to byte-based'
018/20:[0039] [FC] 'block: Make bdrv_is_allocated() byte-based'
019/20:[down] 'block: Minimize raw use of bds->total_sectors'
020/20:[0026] [FC] 'block: Make bdrv_is_allocated_above() byte-based'
Eric Blake (20):
blockjob: Track job ratelimits via bytes, not sectors
trace: Show blockjob actions via bytes, not sectors
stream: Switch stream_populate() to byte-based
stream: Switch stream_run() to byte-based
commit: Switch commit_populate() to byte-based
commit: Switch commit_run() to byte-based
mirror: Switch MirrorBlockJob to byte-based
mirror: Switch mirror_do_zero_or_discard() to byte-based
mirror: Update signature of mirror_clip_sectors()
mirror: Switch mirror_cow_align() to byte-based
mirror: Switch mirror_do_read() to byte-based
mirror: Switch mirror_iteration() to byte-based
block: Drop unused bdrv_round_sectors_to_clusters()
backup: Switch BackupBlockJob to byte-based
backup: Switch block_backup.h to byte-based
backup: Switch backup_do_cow() to byte-based
backup: Switch backup_run() to byte-based
block: Make bdrv_is_allocated() byte-based
block: Minimize raw use of bds->total_sectors
block: Make bdrv_is_allocated_above() byte-based
include/block/block.h | 10 +-
include/block/block_backup.h | 11 +-
include/qemu/ratelimit.h | 3 +-
block/backup.c | 130 ++++++++-----------
block/commit.c | 54 ++++----
block/io.c | 92 +++++++------
block/mirror.c | 300 ++++++++++++++++++++++---------------------
block/replication.c | 29 +++--
block/stream.c | 35 +++--
block/vvfat.c | 34 +++--
migration/block.c | 9 +-
qemu-img.c | 15 ++-
qemu-io-cmds.c | 70 +++++-----
block/trace-events | 14 +-
14 files changed, 396 insertions(+), 410 deletions(-)
--
2.9.3
- [Qemu-devel] [PATCH v2 00/20] make bdrv_is_allocated[_above] byte-based,
Eric Blake <=
- [Qemu-devel] [PATCH v2 01/20] blockjob: Track job ratelimits via bytes, not sectors, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 03/20] stream: Switch stream_populate() to byte-based, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 04/20] stream: Switch stream_run() to byte-based, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 02/20] trace: Show blockjob actions via bytes, not sectors, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 05/20] commit: Switch commit_populate() to byte-based, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 06/20] commit: Switch commit_run() to byte-based, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 07/20] mirror: Switch MirrorBlockJob to byte-based, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 08/20] mirror: Switch mirror_do_zero_or_discard() to byte-based, Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 09/20] mirror: Update signature of mirror_clip_sectors(), Eric Blake, 2017/05/10
- [Qemu-devel] [PATCH v2 10/20] mirror: Switch mirror_cow_align() to byte-based, Eric Blake, 2017/05/10