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Date:   Mon, 18 Apr 2022 06:52:49 -0600
From:   Jens Axboe <>
To:     Christoph Hellwig <>
Subject: Re: use block_device based APIs in block layer consumers v3

On Fri, 15 Apr 2022 06:52:31 +0200, Christoph Hellwig wrote:
> this series cleanups up the block layer API so that APIs consumed
> by file systems are (almost) only struct block_devic based, so that
> file systems don't have to poke into block layer internals like the
> request_queue.
> I also found a bunch of existing bugs related to partition offsets
> and discard so these are fixed while going along.
> [...]

Applied, thanks!

[01/27] target: remove an incorrect unmap zeroes data deduction
        commit: 179d8609d8424529e95021df939ed7b0b82b37f1
[02/27] target: pass a block_device to target_configure_unmap_from_queue
        commit: 817e8b51eb3d927ce6d56ecf9f48bc3c5b26168b
[03/27] target: fix discard alignment on partitions
        commit: 968786b9ef56e75e0109158a4936ffffea962c1e
[04/27] drbd: remove assign_p_sizes_qlim
        commit: 40349d0e16cedd0de561f59752c3249780fb749b
[05/27] drbd: use bdev based limit helpers in drbd_send_sizes
        commit: 7a38acce229685968b770d1d9e64e01396b93643
[06/27] drbd: use bdev_alignment_offset instead of queue_alignment_offset
        commit: c6f23b1a05441a26f765e59dd95e8ba7354f9388
[07/27] drbd: cleanup decide_on_discard_support
        commit: 998e9cbcd615e5e6a7baa69e673ee845f812744e
[08/27] btrfs: use bdev_max_active_zones instead of open coding it
        commit: c1e7b24416400ef13ff92a1c60c336c9a2834d7b
[09/27] ntfs3: use bdev_logical_block_size instead of open coding it
        commit: f09dac9afb8e3ce4b6485dbc091a9b9c742db023
[10/27] mm: use bdev_is_zoned in claim_swapfile
        commit: 9964e674559b02619fee2012a56839624143d02e
[11/27] block: add a bdev_nonrot helper
        commit: 10f0d2a517796b8f6dc04fb0cc3e49003ae6b0bc
[12/27] block: add a bdev_write_cache helper
        commit: 08e688fdb8f7e862092ae64cee20bc8b463d1046
[13/27] block: add a bdev_fua helper
        commit: a557e82e5a01826f902bd94fc925c03f253cb712
[14/27] block: add a bdev_stable_writes helper
        commit: 36d254893aa6a6e204075c3cce94bb572ac32c04
[15/27] block: add a bdev_max_zone_append_sectors helper
        commit: 2aba0d19f4d8c8929b4b3b94a9cfde2aa20e6ee2
[16/27] block: use bdev_alignment_offset in part_alignment_offset_show
        commit: 64dcc7c2717395b7c83ffb10f040d3be795d03c1
[17/27] block: use bdev_alignment_offset in disk_alignment_offset_show
        commit: 640f2a23911b8388989547f89d055afbb910b88e
[18/27] block: move bdev_alignment_offset and queue_limit_alignment_offset out of line
        commit: 89098b075cb74a80083bc4ed6b71d0ee18b6898f
[19/27] block: remove queue_discard_alignment
        commit: 4e1462ffe8998749884d61f91be251a7a8719677
[20/27] block: use bdev_discard_alignment in part_discard_alignment_show
        commit: f0f975a4dde890bfe25ce17bf07a6495453988a4
[21/27] block: move {bdev,queue_limit}_discard_alignment out of line
        commit: 5c4b4a5c6f11c869a57c6bd977143430bc9dc43d
[22/27] block: refactor discard bio size limiting
        commit: e3cc28ea28b5f8794db2aed24f8a0282ad2e85a2
[23/27] block: add a bdev_max_discard_sectors helper
        commit: cf0fbf894bb543f472f682c486be48298eccf199
[24/27] block: remove QUEUE_FLAG_DISCARD
        commit: 70200574cc229f6ba038259e8142af2aa09e6976
[25/27] block: add a bdev_discard_granularity helper
        commit: 7b47ef52d0a2025fd1408a8a0990933b8e1e510f
[26/27] block: decouple REQ_OP_SECURE_ERASE from REQ_OP_DISCARD
        commit: 44abff2c0b970ae3d310b97617525dc01f248d7c
[27/27] direct-io: remove random prefetches
        commit: c22198e78d523c8fa079bbb70b2523bb6aa51849

Best regards,
Jens Axboe

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