Commit 7ba37927 authored by Kent Overstreet's avatar Kent Overstreet Committed by Jens Axboe
Browse files

block: Add some exports for bcachefs 



 - bio_set_pages_dirty(), bio_check_pages_dirty() - dio path
 - blk_status_to_str() - error messages
 - bio_add_folio() - this should definitely be exported for everyone,
   it's the modern version of bio_add_page()

Signed-off-by: default avatarKent Overstreet <kent.overstreet@gmail.com>
Cc: linux-block@vger.kernel.org
Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: default avatarKent Overstreet <kent.overstreet@linux.dev>
Link: https://lore.kernel.org/r/20230813182636.2966159-2-kent.overstreet@linux.dev


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent e24721e4

block/bio.c

+2 −0
Original line number Diff line number Diff line
@@ -1472,6 +1472,7 @@ void bio_set_pages_dirty(struct bio *bio) 
			set_page_dirty_lock(bvec->bv_page);

	}

}

EXPORT_SYMBOL_GPL(bio_set_pages_dirty);



/*

 * bio_check_pages_dirty() will check that all the BIO's pages are still dirty.
@@ -1531,6 +1532,7 @@ void bio_check_pages_dirty(struct bio *bio) 
	spin_unlock_irqrestore(&bio_dirty_lock, flags);

	schedule_work(&bio_dirty_work);

}

EXPORT_SYMBOL_GPL(bio_check_pages_dirty);



static inline bool bio_remaining_done(struct bio *bio)

{

block/blk-core.c

+1 −0
Original line number Diff line number Diff line
@@ -208,6 +208,7 @@ const char *blk_status_to_str(blk_status_t status) 
		return "<null>";

	return blk_errors[idx].name;

}

EXPORT_SYMBOL_GPL(blk_status_to_str);



/**

 * blk_sync_queue - cancel any pending callbacks on a queue

block/blk.h

+0 −1
Original line number Diff line number Diff line
@@ -254,7 +254,6 @@ static inline void bio_integrity_free(struct bio *bio) 


unsigned long blk_rq_timeout(unsigned long timeout);

void blk_add_timer(struct request *req);

const char *blk_status_to_str(blk_status_t status);



bool blk_attempt_plug_merge(struct request_queue *q, struct bio *bio,

		unsigned int nr_segs);

include/linux/blkdev.h

+1 −0
Original line number Diff line number Diff line
@@ -847,6 +847,7 @@ extern const char *blk_op_str(enum req_op op); 


int blk_status_to_errno(blk_status_t status);

blk_status_t errno_to_blk_status(int errno);

const char *blk_status_to_str(blk_status_t status);



/* only poll the hardware once, don't continue until a completion was found */

#define BLK_POLL_ONESHOT		(1 << 0)