[dm-devel] cleanup bio_kmalloc v2
Jens Axboe
axboe at kernel.dk
Wed Mar 30 14:49:37 UTC 2022
On Tue, 8 Mar 2022 07:15:46 +0100, Christoph Hellwig wrote:
> this series finishes off the bio allocation interface cleanups by dealing
> with the weirdest member of the famility. bio_kmalloc combines a kmalloc
> for the bio and bio_vecs with a hidden bio_init call and magic cleanup
> semantics.
>
> This series moves a few callers away from bio_kmalloc and then turns
> bio_kmalloc into a simple wrapper for a slab allocation of a bio and the
> inline biovecs. The callers need to manually call bio_init instead with
> all that entails and the magic that turns bio_put into a kfree goes away
> as well, allowing for a proper debug check in bio_put that catches
> accidental use on a bio_init()ed bio.
>
> [...]
Applied, thanks!
[1/5] btrfs: simplify ->flush_bio handling
commit: 6978ffddd5bba44e6b7614d52868cf4954e0529b
[2/5] squashfs: always use bio_kmalloc in squashfs_bio_read
commit: 88a39feabf25efbaec775ffb48ea240af198994e
[3/5] target/pscsi: remove pscsi_get_bio
commit: bbccc65bd7c1b22f050b65d8171fbdd8d72cf39c
[4/5] block: turn bio_kmalloc into a simple kmalloc wrapper
commit: 57c47b42f4545b5f8fa288f190c0d68f96bc477f
[5/5] pktcdvd: stop using bio_reset
commit: 1292fb59f283e76f55843d94f066c2f0b91dfb7e
Best regards,
--
Jens Axboe
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