From: Guopeng Zhang blkg_rwstat_recursive_sum() now runs under RCU read-side protection: it warns if the RCU read lock is not held and no longer relies on the queue lock for online tests. Update the kernel-doc to match the code. Signed-off-by: Guopeng Zhang --- block/blk-cgroup-rwstat.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/block/blk-cgroup-rwstat.c b/block/blk-cgroup-rwstat.c index aae910713814..20cbcbe064ac 100644 --- a/block/blk-cgroup-rwstat.c +++ b/block/blk-cgroup-rwstat.c @@ -88,8 +88,8 @@ EXPORT_SYMBOL_GPL(blkg_prfill_rwstat); * @sum: blkg_rwstat_sample structure containing the results * * Collect the blkg_rwstat specified by @blkg, @pol and @off and all its - * online descendants and their aux counts. The caller must be holding the - * queue lock for online tests. + * online descendants and their aux counts. The caller must hold the + * RCU read lock. * * If @pol is NULL, blkg_rwstat is at @off bytes into @blkg; otherwise, it * is at @off bytes into @blkg's blkg_policy_data of the policy. -- 2.43.0