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authorHou Tao <houtao1@huawei.com>2017-07-12 10:25:01 +0300
committerJens Axboe <axboe@kernel.dk>2017-07-12 17:32:02 +0300
commit38c9140740eb0993924b676a111c164903163b1e (patch)
tree079c5055fc98bf7a3beb4b3d00cd5e48e1665393 /block/bfq-wf2q.c
parent3b06b1a7448ee4e8e51dae3938774735404e51fb (diff)
downloadlinux-38c9140740eb0993924b676a111c164903163b1e.tar.xz
bfq: fix typos in comments about B-WF2Q+ algorithm
The start time of eligible entity should be less than or equal to the current virtual time, and the entity in idle tree has a finish time being greater than the current virtual time. Signed-off-by: Hou Tao <houtao1@huawei.com> Reviewed-by: Paolo Valente <paolo.valente@linaro.org> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/bfq-wf2q.c')
-rw-r--r--block/bfq-wf2q.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/bfq-wf2q.c b/block/bfq-wf2q.c
index 5ec05cd42b80..979f8f21b7e2 100644
--- a/block/bfq-wf2q.c
+++ b/block/bfq-wf2q.c
@@ -1297,7 +1297,7 @@ static void bfq_update_vtime(struct bfq_service_tree *st, u64 new_value)
*
* This function searches the first schedulable entity, starting from the
* root of the tree and going on the left every time on this side there is
- * a subtree with at least one eligible (start >= vtime) entity. The path on
+ * a subtree with at least one eligible (start <= vtime) entity. The path on
* the right is followed only if a) the left subtree contains no eligible
* entities and b) no eligible entity has been found yet.
*/