bcache: add comments for closure_fn to be called in closure_queue() (63d63b51) · Commits · 戴 / test

Add code comments to explain which call back function might be called for the closure_queue(). This is an effort to make code to be more understandable for readers. Signed-off-by:

Coly Li <colyli@suse.de> Reviewed-by:

Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Reviewed-by:

Hannes Reinecke <hare@suse.com> Signed-off-by:

Jens Axboe <axboe@kernel.dk>

drivers/md/bcache/super.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -662,6 +662,11 @@ static const struct block_device_operations bcache_ops = {
		void bcache_device_stop(struct bcache_device *d)
		{
		if (!test_and_set_bit(BCACHE_DEV_CLOSING, &d->flags))
		/*
		* closure_fn set to
		* - cached device: cached_dev_flush()
		* - flash dev: flash_dev_flush()
		*/
		closure_queue(&d->cl);
		}

		@@ -1675,6 +1680,7 @@ static void __cache_set_unregister(struct closure *cl)
		void bch_cache_set_stop(struct cache_set *c)
		{
		if (!test_and_set_bit(CACHE_SET_STOPPING, &c->flags))
		/* closure_fn set to __cache_set_unregister() */
		closure_queue(&c->caching);
		}

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