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block: mq: Add some minor doc for core structs
As it came up in discussion on the mailing list that the semantic meaning of 'blk_mq_ctx' and 'blk_mq_hw_ctx' isn't completely obvious to everyone, let's add some minimal kerneldoc for a starter. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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@ -7,6 +7,9 @@
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struct blk_mq_tag_set;
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/**
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* struct blk_mq_ctx - State for a software queue facing the submitting CPUs
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*/
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struct blk_mq_ctx {
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struct {
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spinlock_t lock;
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@ -9,6 +9,9 @@
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struct blk_mq_tags;
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struct blk_flush_queue;
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/**
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* struct blk_mq_hw_ctx - State for a hardware queue facing the hardware block device
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*/
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struct blk_mq_hw_ctx {
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struct {
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spinlock_t lock;
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