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Commit 3e1a8bdd authored by Milan Broz's avatar Milan Broz Committed by Alasdair G Kergon
Browse files

dm crypt: tidy inc pending 



Move io pending to one place.

No functional change, usefull to simplify debugging.

Signed-off-by: default avatarMilan Broz <mbroz@redhat.com>
Signed-off-by: default avatarAlasdair G Kergon <agk@redhat.com>
parent fd14acf6

drivers/md/dm-crypt.c

+10 −5
Original line number Diff line number Diff line
@@ -517,6 +517,11 @@ static void crypt_free_buffer_pages(struct crypt_config *cc, struct bio *clone) 
	}

}



static void crypt_inc_pending(struct dm_crypt_io *io)

{

	atomic_inc(&io->pending);

}



/*

 * One of the bios was finished. Check for completion of

 * the whole request and correctly clean up the buffer.
@@ -591,7 +596,7 @@ static void kcryptd_io_read(struct dm_crypt_io *io) 
	struct bio *base_bio = io->base_bio;

	struct bio *clone;



	atomic_inc(&io->pending);

	crypt_inc_pending(io);



	/*

	 * The block layer might modify the bvec array, so always
@@ -665,7 +670,7 @@ static void kcryptd_crypt_write_io_submit(struct dm_crypt_io *io, 
	if (async)

		kcryptd_queue_io(io);

	else {

		atomic_inc(&io->pending);

		crypt_inc_pending(io);

		generic_make_request(clone);

	}

}
@@ -701,7 +706,7 @@ static void kcryptd_crypt_write_convert_loop(struct dm_crypt_io *io) 
			if (unlikely(r < 0))

				return;

		} else

			atomic_inc(&io->pending);

			crypt_inc_pending(io);



		/* out of memory -> run queues */

		if (unlikely(remaining)) {
@@ -720,7 +725,7 @@ static void kcryptd_crypt_write_convert(struct dm_crypt_io *io) 
	/*

	 * Prevent io from disappearing until this function completes.

	 */

	atomic_inc(&io->pending);

	crypt_inc_pending(io);



	crypt_convert_init(cc, &io->ctx, NULL, io->base_bio, io->sector);

	kcryptd_crypt_write_convert_loop(io);
@@ -741,7 +746,7 @@ static void kcryptd_crypt_read_convert(struct dm_crypt_io *io) 
	struct crypt_config *cc = io->target->private;

	int r = 0;



	atomic_inc(&io->pending);

	crypt_inc_pending(io);



	crypt_convert_init(cc, &io->ctx, io->base_bio, io->base_bio,

			   io->sector);