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Commit 7abc70d7 authored Jul 04, 2016 by Yijing Wang Committed by Jens Axboe Jul 05, 2016

bcache: update document info



There is no return in continue_at(), update the documentation.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Acked-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@fb.com>

parent c50d4d5d

drivers/md/bcache/closure.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -112,7 +112,7 @@ bool closure_wait(struct closure_waitlist waitlist, struct closure cl)
		EXPORT_SYMBOL(closure_wait);

		/**
		* closure_sync - sleep until a closure a closure has nothing left to wait on
		* closure_sync - sleep until a closure has nothing left to wait on
		*
		* Sleeps until the refcount hits 1 - the thread that's running the closure owns
		* the last refcount.

drivers/md/bcache/closure.h

+2 −1

Original line number	Diff line number	Diff line
		@@ -31,7 +31,8 @@
		* passing it, as you might expect, the function to run when nothing is pending
		* and the workqueue to run that function out of.
		*
		* continue_at() also, critically, is a macro that returns the calling function.
		* continue_at() also, critically, requires a 'return' immediately following the
		* location where this macro is referenced, to return to the calling function.
		* There's good reason for this.
		*
		* To use safely closures asynchronously, they must always have a refcount while