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Dave Chinneraxboe
Dave Chinner
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axboe
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block: add blk_queue_fua() helper function
So we can check FUA support status from the iomap direct IO code. Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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‎include/linux/blkdev.h

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@@ -737,6 +737,7 @@ bool blk_queue_flag_test_and_clear(unsigned int flag, struct request_queue *q);
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#define blk_queue_quiesced(q) test_bit(QUEUE_FLAG_QUIESCED, &(q)->queue_flags)
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#define blk_queue_preempt_only(q) \
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test_bit(QUEUE_FLAG_PREEMPT_ONLY, &(q)->queue_flags)
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#define blk_queue_fua(q) test_bit(QUEUE_FLAG_FUA, &(q)->queue_flags)
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extern int blk_set_preempt_only(struct request_queue *q);
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extern void blk_clear_preempt_only(struct request_queue *q);

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