sched/eevdf: Correct the comment in place_entity

auldp · auldp · commit d6c21814e6bb · 2025-09-11T16:22:53.000Z
JIRA: https://issues.redhat.com/browse/RHEL-110301 commit b01f2d9 Author: wang wei <a929244872@163.com> Date: Thu Jun 5 23:29:31 2025 +0800 sched/eevdf: Correct the comment in place_entity Correct "l" to "vl_i". Signed-off-by: wang wei <a929244872@163.com> Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> Link: https://lkml.kernel.org/r/20250605152931.22804-1-a929244872@163.com Signed-off-by: Phil Auld <pauld@redhat.com>
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
@@ -5169,7 +5169,7 @@ place_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int flags)
 		 *   V' = (\Sum w_j*v_j + w_i*v_i) / (W + w_i)
 		 *      = (W*V + w_i*(V - vl_i)) / (W + w_i)
 		 *      = (W*V + w_i*V - w_i*vl_i) / (W + w_i)
-		 *      = (V*(W + w_i) - w_i*l) / (W + w_i)
+		 *      = (V*(W + w_i) - w_i*vl_i) / (W + w_i)
 		 *      = V - w_i*vl_i / (W + w_i)
 		 *
 		 * And the actual lag after adding an entity with vl_i is:

Original file line number	Diff line number	Diff line change
`@@ -5169,7 +5169,7 @@ place_entity(struct cfs_rq cfs_rq, struct sched_entity se, int flags)`
`5169`	`5169`	`* V' = (\Sum w_jv_j + w_iv_i) / (W + w_i)`
`5170`	`5170`	`* = (WV + w_i(V - vl_i)) / (W + w_i)`
`5171`	`5171`	`* = (WV + w_iV - w_i*vl_i) / (W + w_i)`
`5172`		`- * = (V(W + w_i) - w_il) / (W + w_i)`
	`5172`	`+ * = (V(W + w_i) - w_ivl_i) / (W + w_i)`
`5173`	`5173`	`* = V - w_i*vl_i / (W + w_i)`
`5174`	`5174`	`*`
`5175`	`5175`	`* And the actual lag after adding an entity with vl_i is:`