[PULL 00/20] NBD patches for 2021-02-02

[Eric Blake]

The following changes since commit 77f3804ab7ed94b471a14acb260e5aeacf26193f:

  Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging 
(2021-02-02 16:47:51 +0000)

are available in the Git repository at:

  https://repo.or.cz/qemu/ericb.git tags/pull-nbd-2021-02-02

for you to fetch changes up to bb1b0015dfc77bd8b82d8be806f8822d19e749b8:

  nbd: make nbd_read* return -EIO on error (2021-02-02 16:30:50 -0600)

----------------------------------------------------------------
nbd patches for 2021-02-02

- more cleanup from iotest python conversion
- progress towards consistent use of signed 64-bit types through block layer
- fix some crashes related to NBD reconnect

----------------------------------------------------------------
Eric Blake (1):
      iotests: Fix expected whitespace for 185

Roman Kagan (3):
      block/nbd: only detach existing iochannel from aio_context
      block/nbd: only enter connection coroutine if it's present
      nbd: make nbd_read* return -EIO on error

Vladimir Sementsov-Ogievskiy (16):
      block: refactor bdrv_check_request: add errp
      util/iov: make qemu_iovec_init_extended() honest
      block: fix theoretical overflow in bdrv_init_padding()
      block/io: refactor bdrv_pad_request(): move bdrv_pad_request() up
      block/io: bdrv_pad_request(): support qemu_iovec_init_extended failure
      block/throttle-groups: throttle_group_co_io_limits_intercept(): 64bit 
bytes
      block/io: improve bdrv_check_request: check qiov too
      block: use int64_t as bytes type in tracked requests
      block/io: use int64_t bytes in driver wrappers
      block/io: support int64_t bytes in bdrv_co_do_pwrite_zeroes()
      block/io: support int64_t bytes in bdrv_aligned_pwritev()
      block/io: support int64_t bytes in bdrv_co_do_copy_on_readv()
      block/io: support int64_t bytes in bdrv_aligned_preadv()
      block/io: support int64_t bytes in bdrv_co_p{read,write}v_part()
      block/io: support int64_t bytes in read/write wrappers
      block/io: use int64_t bytes in copy_range

 include/block/block.h           |  17 +--
 include/block/block_int.h       |  26 ++--
 include/block/nbd.h             |   7 +-
 include/block/throttle-groups.h |   2 +-
 include/qemu/iov.h              |   2 +-
 block/io.c                      | 274 ++++++++++++++++++++++++++++------------
 block/blkverify.c               |   2 +-
 block/file-posix.c              |   2 +-
 block/nbd.c                     |  25 ++--
 block/throttle-groups.c         |   5 +-
 tests/test-write-threshold.c    |   5 +-
 util/iov.c                      |  25 +++-
 block/trace-events              |  12 +-
 tests/qemu-iotests/185.out      |   2 +-
 tests/qemu-iotests/206.out      |   2 +-
 15 files changed, 275 insertions(+), 133 deletions(-)

-- 
2.30.0