[Qemu-commits] [qemu/qemu] 4da971: IDE: Do not flush empty CDROM drives

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/qemu/qemu
  Commit: 4da97120d51a4383aa96d741a2b837f8c4bbcd0b
      
https://github.com/qemu/qemu/commit/4da97120d51a4383aa96d741a2b837f8c4bbcd0b
  Author: Stefan Hajnoczi <address@hidden>
  Date:   2017-08-10 (Thu, 10 Aug 2017)

  Changed paths:
    M hw/ide/core.c

  Log Message:
  -----------
  IDE: Do not flush empty CDROM drives

The block backend changed in a way that flushing empty CDROM drives now
crashes.  Amend IDE to avoid doing so until the root problem can be
addressed for 2.11.

Original patch by John Snow <address@hidden>.

Reported-by: Kieron Shorrock <address@hidden>
Signed-off-by: Stefan Hajnoczi <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Message-id: address@hidden
Signed-off-by: Stefan Hajnoczi <address@hidden>


  Commit: ce317e8deac6ce82063e3c2681254475822d45c9
      
https://github.com/qemu/qemu/commit/ce317e8deac6ce82063e3c2681254475822d45c9
  Author: Kevin Wolf <address@hidden>
  Date:   2017-08-10 (Thu, 10 Aug 2017)

  Changed paths:
    M tests/ide-test.c

  Log Message:
  -----------
  IDE: test flush on empty CDROM

Signed-off-by: Kevin Wolf <address@hidden>
Signed-off-by: John Snow <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
Signed-off-by: Stefan Hajnoczi <address@hidden>
Message-id: address@hidden
Signed-off-by: Stefan Hajnoczi <address@hidden>


  Commit: 17d0bc01bfcce0ad4fb5105d4502595224569ff0
      
https://github.com/qemu/qemu/commit/17d0bc01bfcce0ad4fb5105d4502595224569ff0
  Author: Stefan Hajnoczi <address@hidden>
  Date:   2017-08-10 (Thu, 10 Aug 2017)

  Changed paths:
    M hw/block/virtio-blk.c

  Log Message:
  -----------
  virtio-blk: handle blk_getlength() errors

If blk_getlength() fails in virtio_blk_update_config() consider the disk
image length to be 0 bytes.

Signed-off-by: Stefan Hajnoczi <address@hidden>
Reviewed-by: Fam Zheng <address@hidden>
Message-id: address@hidden
Signed-off-by: Stefan Hajnoczi <address@hidden>


  Commit: 95766c2cd04395e5712b4d5967b3251f35d537df
      
https://github.com/qemu/qemu/commit/95766c2cd04395e5712b4d5967b3251f35d537df
  Author: Peter Maydell <address@hidden>
  Date:   2017-08-10 (Thu, 10 Aug 2017)

  Changed paths:
    M hw/block/virtio-blk.c
    M hw/ide/core.c
    M tests/ide-test.c

  Log Message:
  -----------
  Merge remote-tracking branch 'remotes/stefanha/tags/block-pull-request' into 
staging

# gpg: Signature made Thu 10 Aug 2017 18:48:13 BST
# gpg:                using RSA key 0x9CA4ABB381AB73C8
# gpg: Good signature from "Stefan Hajnoczi <address@hidden>"
# gpg:                 aka "Stefan Hajnoczi <address@hidden>"
# Primary key fingerprint: 8695 A8BF D3F9 7CDA AC35  775A 9CA4 ABB3 81AB 73C8

* remotes/stefanha/tags/block-pull-request:
  virtio-blk: handle blk_getlength() errors
  IDE: test flush on empty CDROM
  IDE: Do not flush empty CDROM drives

Signed-off-by: Peter Maydell <address@hidden>


Compare: https://github.com/qemu/qemu/compare/473a321122fd...95766c2cd043