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Re: [Qemu-block] [PATCH v2 2/9] block: Use BdrvChild to discard
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From: |
Kevin Wolf |
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Subject: |
Re: [Qemu-block] [PATCH v2 2/9] block: Use BdrvChild to discard |
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Date: |
Thu, 5 Jul 2018 13:00:26 +0200 |
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User-agent: |
Mutt/1.9.1 (2017-09-22) |
Am 05.07.2018 um 09:36 hat Fam Zheng geschrieben:
> Other I/O functions are already using a BdrvChild pointer in the API, so
> make discard do the same. It makes it possible to initiate the same
> permission checks before doing I/O, and much easier to share the
> helper functions for this, which will be added and used by write,
> truncate and copy range paths.
>
> Signed-off-by: Fam Zheng <address@hidden>
This conflicts with my block branch (because the new blklogwrites driver
needs to be changed to the new interface, too).
Kevin
- [Qemu-block] [PATCH v2 0/9] block: Fix dst reading after tail copy offloading, Fam Zheng, 2018/07/05
- [Qemu-block] [PATCH v2 1/9] block: Add copy offloading trace points, Fam Zheng, 2018/07/05
- [Qemu-block] [PATCH v2 2/9] block: Use BdrvChild to discard, Fam Zheng, 2018/07/05
- Re: [Qemu-block] [PATCH v2 2/9] block: Use BdrvChild to discard,
Kevin Wolf <=
- [Qemu-block] [PATCH v2 3/9] block: Use uint64_t for BdrvTrackedRequest byte fields, Fam Zheng, 2018/07/05
- [Qemu-block] [PATCH v2 4/9] block: Extract common write req handling, Fam Zheng, 2018/07/05
- [Qemu-block] [PATCH v2 5/9] block: Fix handling of image enlarging write, Fam Zheng, 2018/07/05
- [Qemu-block] [PATCH v2 6/9] block: Use common req handling for discard, Fam Zheng, 2018/07/05