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authorDan Carpenter <dan.carpenter@oracle.com>2017-09-06 02:26:01 -0400
committerJens Axboe <axboe@kernel.dk>2017-09-06 10:17:33 -0400
commit7b6a8570e02a20d0b6cadb9689e4b2e6217c390c (patch)
tree9bf6640a97fc715dfce2f9957c620e3487517594
parentda22f0eea555baf9b0a84b52afe56db2052cfe8d (diff)
bcache: Update continue_at() documentation
continue_at() doesn't have a return statement anymore. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Coly Li <colyli@suse.de> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--drivers/md/bcache/closure.h4
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/md/bcache/closure.h b/drivers/md/bcache/closure.h
index 1ec84ca81146..295b7e43f92c 100644
--- a/drivers/md/bcache/closure.h
+++ b/drivers/md/bcache/closure.h
@@ -312,8 +312,6 @@ static inline void closure_wake_up(struct closure_waitlist *list)
312 * been dropped with closure_put()), it will resume execution at @fn running out 312 * been dropped with closure_put()), it will resume execution at @fn running out
313 * of @wq (or, if @wq is NULL, @fn will be called by closure_put() directly). 313 * of @wq (or, if @wq is NULL, @fn will be called by closure_put() directly).
314 * 314 *
315 * NOTE: This macro expands to a return in the calling function!
316 *
317 * This is because after calling continue_at() you no longer have a ref on @cl, 315 * This is because after calling continue_at() you no longer have a ref on @cl,
318 * and whatever @cl owns may be freed out from under you - a running closure fn 316 * and whatever @cl owns may be freed out from under you - a running closure fn
319 * has a ref on its own closure which continue_at() drops. 317 * has a ref on its own closure which continue_at() drops.
@@ -340,8 +338,6 @@ do { \
340 * Causes @fn to be executed out of @cl, in @wq context (or called directly if 338 * Causes @fn to be executed out of @cl, in @wq context (or called directly if
341 * @wq is NULL). 339 * @wq is NULL).
342 * 340 *
343 * NOTE: like continue_at(), this macro expands to a return in the caller!
344 *
345 * The ref the caller of continue_at_nobarrier() had on @cl is now owned by @fn, 341 * The ref the caller of continue_at_nobarrier() had on @cl is now owned by @fn,
346 * thus it's not safe to touch anything protected by @cl after a 342 * thus it's not safe to touch anything protected by @cl after a
347 * continue_at_nobarrier(). 343 * continue_at_nobarrier().