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From: Zhiqiang Zhang <zhangzhiqiang.zhang@huawei.com>
To: <luca.abeni@unitn.it>, <juri.lelli@arm.com>, <henrik@austad.us>,
	<linux-kernel@vger.kernel.org>
Cc: <torvalds@linux-foundation.org>
Subject: [PATCH] Documentation/scheduler/sched-deadline.txt: correct definition of density as C_i/min{D_i,P_i}
Date: Fri, 3 Apr 2015 16:18:33 +0800	[thread overview]
Message-ID: <1428049113-62546-1-git-send-email-zhangzhiqiang.zhang@huawei.com> (raw)

>From the contex,the definition of the destiny of a task
C_i/min{D_i,T_i},where T_i is not referred before, should be
substituted by C_i/min{D_i,P_i}.

----------------------------------------

Signed-off-by: Zhiqiang Zhang <zhangzhiqiang.zhang@huawei.com>
---
 Documentation/scheduler/sched-deadline.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/scheduler/sched-deadline.txt b/Documentation/scheduler/sched-deadline.txt
index 21461a0..194664b 100644
--- a/Documentation/scheduler/sched-deadline.txt
+++ b/Documentation/scheduler/sched-deadline.txt
@@ -169,8 +169,8 @@ CONTENTS
  of all the tasks executing on a CPU if and only if the total utilisation
  of the tasks running on such a CPU is smaller or equal than 1.
  If D_i != P_i for some task, then it is possible to define the density of
- a task as C_i/min{D_i,T_i}, and EDF is able to respect all the deadlines
- of all the tasks running on a CPU if the sum sum_i C_i/min{D_i,T_i} of the
+ a task as C_i/min{D_i,P_i}, and EDF is able to respect all the deadlines
+ of all the tasks running on a CPU if the sum sum_i C_i/min{D_i,P_i} of the
  densities of the tasks running on such a CPU is smaller or equal than 1
  (notice that this condition is only sufficient, and not necessary).
 
-- 
1.9.0


             reply	other threads:[~2015-04-03  8:22 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-03  8:18 Zhiqiang Zhang [this message]
2015-04-03 10:52 ` [PATCH] Documentation/scheduler/sched-deadline.txt: correct definition of density as C_i/min{D_i,P_i} Luca Abeni
2015-04-08  9:31   ` Juri Lelli
2015-04-08 10:34     ` Luca Abeni
2015-04-03 17:57 ` Henrik Austad
2015-04-03 19:47   ` Luca Abeni
2015-04-07  9:48     ` Luca Abeni

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