Re: [PATCH v6 0/5] Introduce block provisioning primitives

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On Fri, May 05, 2023 at 11:29:04PM -0700, Sarthak Kukreti wrote:
> Hi,
> 
> This patch series covers iteration 6 of adding support for block
> provisioning requests.

I didn't even notice there was a v6.  Could you start a fresh thread
when you bump the revision count, please?

--D

> Changes from v5:
> - Remove explicit supports_provision from dm devices.
> - Move provision sectors io hint to pool_io_hint. Other devices
>   will derive the provisioning limits from the stack.
> - Remove artifact from v4 to omit cell_defer_no_holder for
>   REQ_OP_PROVISION.
> - Fix blkdev_fallocate() called with invalid fallocate
>   modes to propagate errors correctly.
> 
> Sarthak Kukreti (5):
>   block: Don't invalidate pagecache for invalid falloc modes
>   block: Introduce provisioning primitives
>   dm: Add block provisioning support
>   dm-thin: Add REQ_OP_PROVISION support
>   loop: Add support for provision requests
> 
>  block/blk-core.c              |  5 +++
>  block/blk-lib.c               | 53 ++++++++++++++++++++++++++
>  block/blk-merge.c             | 18 +++++++++
>  block/blk-settings.c          | 19 ++++++++++
>  block/blk-sysfs.c             |  9 +++++
>  block/bounce.c                |  1 +
>  block/fops.c                  | 31 +++++++++++++---
>  drivers/block/loop.c          | 42 +++++++++++++++++++++
>  drivers/md/dm-crypt.c         |  4 +-
>  drivers/md/dm-linear.c        |  1 +
>  drivers/md/dm-snap.c          |  7 ++++
>  drivers/md/dm-table.c         | 23 ++++++++++++
>  drivers/md/dm-thin.c          | 70 +++++++++++++++++++++++++++++++++--
>  drivers/md/dm.c               |  6 +++
>  include/linux/bio.h           |  6 ++-
>  include/linux/blk_types.h     |  5 ++-
>  include/linux/blkdev.h        | 16 ++++++++
>  include/linux/device-mapper.h | 17 +++++++++
>  18 files changed, 319 insertions(+), 14 deletions(-)
> 
> -- 
> 2.40.1.521.gf1e218fcd8-goog
> 

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