Re: [Qemu-block] [Qemu-devel] [PATCH v4 08/27] osdep: Add qemu_lock

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Re: [Qemu-block] [Qemu-devel] [PATCH v4 08/27] osdep: Add qemu_lock_fd a

From:	Fam Zheng
Subject:	Re: [Qemu-block] [Qemu-devel] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd
Date:	Wed, 11 May 2016 09:05:08 +0800
User-agent:	Mutt/1.6.1 (2016-04-27)

On Wed, 05/11 08:48, Fam Zheng wrote:
> racy problem. Any suggestion how this could be fixed?

Reading into the subthread I see the answer: the file-private locks look
promising. Will take a look at that! Thanks.

Fam

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[Qemu-block] [PATCH v4 04/27] block: Introduce image file locking, (continued)
- [Qemu-block] [PATCH v4 04/27] block: Introduce image file locking, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 05/27] block: Add bdrv_image_locked, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 06/27] block: Make bdrv_reopen_{commit, abort} private functions, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 07/27] block: Handle image locking during reopen, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Fam Zheng, 2016/05/09
  - Re: [Qemu-block] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Richard W.M. Jones, 2016/05/10
  - Re: [Qemu-block] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Daniel P. Berrange, 2016/05/10
    - Re: [Qemu-block] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Richard W.M. Jones, 2016/05/10
    - Re: [Qemu-block] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Daniel P. Berrange, 2016/05/10
    - Re: [Qemu-block] [Qemu-devel] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Fam Zheng, 2016/05/10
    - Re: [Qemu-block] [Qemu-devel] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Fam Zheng <=
    - Re: [Qemu-block] [Qemu-devel] [PATCH v4 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd, Daniel P. Berrange, 2016/05/11
- [Qemu-block] [PATCH v4 09/27] osdep: Introduce qemu_dup, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 10/27] raw-posix: Use qemu_dup, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 11/27] raw-posix: Implement .bdrv_lockf, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 13/27] qemu-io: Add "-L" option for BDRV_O_NO_LOCK, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 12/27] gluster: Implement .bdrv_lockf, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 15/27] qemu-img: Update documentation of "-L" option, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 16/27] qemu-nbd: Add "--no-lock/-L" option, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 14/27] qemu-img: Add "-L" option to sub commands, Fam Zheng, 2016/05/09
- [Qemu-block] [PATCH v4 17/27] block: Don't lock drive-backup target image in none mode, Fam Zheng, 2016/05/09

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