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b53f3dcd70
Refine per-cpu bio alloc cache interfaces so that DM and other block drivers can properly create and use the cache: DM uses bioset_init_from_src() to do its final bioset initialization, so must update bioset_init_from_src() to set BIOSET_PERCPU_CACHE if %src bioset has a cache. Also move bio_clear_polled() to include/linux/bio.h to allow users outside of block core. Signed-off-by: Mike Snitzer <snitzer@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20220324203526.62306-3-snitzer@kernel.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.