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Bart Van Assche 51ab80f0aa block: Make blk_mq_get_sq_hctx() select the proper hardware queue type
Since the introduction of blk_mq_get_hctx_type() the operation type in
the second argument of blk_mq_get_hctx_type() matters. The introduction
of blk_mq_get_hctx_type() caused blk_mq_get_sq_hctx() to select a
hardware queue of type HCTX_TYPE_READ instead of HCTX_TYPE_DEFAULT.
Switch to hardware queue type HCTX_TYPE_DEFAULT since HCTX_TYPE_READ
should only be used for read requests.

Cc: Ming Lei <ming.lei@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220615225549.1054905-4-bvanassche@acm.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>
2022-06-27 06:29:11 -06:00
arch
block block: Make blk_mq_get_sq_hctx() select the proper hardware queue type 2022-06-27 06:29:11 -06:00
certs
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Documentation block: export dma_alignment attribute 2022-06-27 06:29:11 -06:00
drivers
fs iomap: add support for dma aligned direct-io 2022-06-27 06:29:11 -06:00
include block: relax direct io memory alignment 2022-06-27 06:29:11 -06:00
init
ipc
kernel
lib iov: introduce iov_iter_aligned 2022-06-27 06:29:11 -06:00
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Makefile Linux 5.19-rc4 2022-06-26 14:22:10 -07:00
README

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.