JIRA: https://issues.redhat.com/browse/RHEL-79456



commit a3396b99990d8b4e5797e7b16fdeb64c15ae97bb
Author: Christoph Hellwig <hch@lst.de>
Date:   Wed Nov 13 16:20:44 2024 +0100

    block: add a rq_list type

    Replace the semi-open coded request list helpers with a proper rq_list
    type that mirrors the bio_list and has head and tail pointers.  Besides
    better type safety this actually allows to insert at the tail of the
    list, which will be useful soon.

Signed-off-by: Christoph Hellwig <hch@lst.de>
    Link: https://lore.kernel.org/r/20241113152050.157179-5-hch@lst.de


Signed-off-by: Jens Axboe <axboe@kernel.dk>

Signed-off-by: Ming Lei <ming.lei@redhat.com>