Re: consolidate btrfs checksumming, repair and bio splitting v2

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On Sun, Nov 20, 2022 at 01:47:15PM +0100, Christoph Hellwig wrote:
> Hi all,
> 
> this series moves a large amount of duplicate code below btrfs_submit_bio
> into what I call the 'storage' layer.  Instead of duplicating code to
> checksum, check checksums and repair and split bios in all the caller
> of btrfs_submit_bio (buffered I/O, direct I/O, compressed I/O, encoded
> I/O), the work is done one in a central place, often more optiomal and
> without slight changes in behavior.  Once that is done the upper layers
> also don't need to split the bios for extent boundaries, as the storage
> layer can do that itself, including splitting the bios for the zone
> append limits for zoned I/O.
> 
> The split work is inspired by an earlier series from Qu, from which it
> also reuses a few patches.
> 
> The rebasing against the latest misc-next was a bit painful due to the
> various large cleanups, but very little logic changed, so I've kept the
> review tags for now, but I'd appreciated another careful round of eyes.
> 
> A git tree is also available:
> 
>     git://git.infradead.org/users/hch/misc.git btrfs-bio-split
> 
> Gitweb:
> 
>     http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/btrfs-bio-split
> 

You can add

Reviewed-by: Josef Bacik <josef@xxxxxxxxxxxxxx>

to the patches that don't already have my reviewed-by tag.  Thanks,

Josef



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