[v1] nbd: reduce max_block restrictions

[PATCH 0/5] nbd: reduce max_block restrictions

Vladimir Sementsov-Ogievskiy posted 5 patches 5 years, 8 months ago

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git fetch https://github.com/patchew-project/qemu tags/patchew/20200302100537.29058-1-vsementsov@virtuozzo.com

Maintainers: Stefan Hajnoczi <stefanha@redhat.com>, Fam Zheng <fam@euphon.net>, Kevin Wolf <kwolf@redhat.com>, Eric Blake <eblake@redhat.com>, Max Reitz <mreitz@redhat.com>

There is a newer version of this series

include/block/block_int.h |  8 ++++++++
block/blkdebug.c          |  7 ++++++-
block/io.c                | 32 +++++++++++++++++++++++++++++---
block/nbd.c               |  5 +----
4 files changed, 44 insertions(+), 8 deletions(-)

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[PATCH 0/5] nbd: reduce max_block restrictions

Posted by Vladimir Sementsov-Ogievskiy 5 years, 8 months ago

Recent changes in NBD protocol allowed to use some commands without
max_block restriction. Let's drop restrictions.

NBD change is here:
https://github.com/NetworkBlockDevice/nbd/commit/9f30fedb8699f151e7ef4ccc07e624330be3316b#diff-762fb7c670348da69cc9050ef58fe3ae

Vladimir Sementsov-Ogievskiy (5):
  block/nbd-client: drop max_block restriction from block_status
  block/nbd-client: drop max_block restriction from discard
  block: add max_pwrite_zeroes_no_fallback to BlockLimits
  block/io: fix bdrv_co_do_pwrite_zeroes head calculation
  block/io: auto-no-fallback for write-zeroes

 include/block/block_int.h |  8 ++++++++
 block/blkdebug.c          |  7 ++++++-
 block/io.c                | 32 +++++++++++++++++++++++++++++---
 block/nbd.c               |  5 +----
 4 files changed, 44 insertions(+), 8 deletions(-)

-- 
2.21.0