remove support for the host aware zoned model

Jens Axboe axboe at kernel.dk
Tue Dec 19 19:18:10 PST 2023


On Sun, 17 Dec 2023 17:53:54 +0100, Christoph Hellwig wrote:
> hen zones were first added the SCSI and ATA specs, two different
> models were supported (in addition to the drive managed one that
> is invisible to the host):
> 
>  - host managed where non-conventional zones there is strict requirement
>    to write at the write pointer, or else an error is returned
>  - host aware where a write point is maintained if writes always happen
>    at it, otherwise it is left in an under-defined state and the
>    sequential write preferred zones behave like conventional zones
>    (probably very badly performing ones, though)
> 
> [...]

Applied, thanks!

[1/5] virtio_blk: cleanup zoned device probing
      commit: 77360cadaae562f437b3e98dc3af748d8d75bdc2
[2/5] virtio_blk: remove the broken zone revalidation support
      commit: a971ed8002110f211899279cd7295756d263b771
[3/5] block: remove support for the host aware zone model
      commit: 7437bb73f087e5f216f9c6603f5149d354e315af
[4/5] block: simplify disk_set_zoned
      commit: d73e93b4dfab10c80688b061c30048df05585c7e
[5/5] sd: only call disk_clear_zoned when needed
      commit: 5cc99b89785c55430a5674b32ad0d9e57a8ec251

Best regards,
-- 
Jens Axboe






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