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author | Zhiqiang Zhang <zhangzhiqiang.zhang@huawei.com> | 2015-05-18 15:00:24 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-05-19 08:39:19 +0200 |
commit | 3aed357ee499c71f589a2537af6ec7785029873f (patch) | |
tree | 30dd810c93833c7b5820f688c9f5367ac5454d30 /Documentation/scheduler | |
parent | c1ceac6276e4ee12e4129afd380db10fae0db7df (diff) | |
download | op-kernel-dev-3aed357ee499c71f589a2537af6ec7785029873f.zip op-kernel-dev-3aed357ee499c71f589a2537af6ec7785029873f.tar.gz |
sched/dl/Documentation: Correct the definition of density as C_i/min{D_i,P_i}
C_i/min{D_i,T_i}, where T_i is not referred before, should be
substituted with C_i/min{D_i,P_i}.
Signed-off-by: Zhiqiang Zhang <zhangzhiqiang.zhang@huawei.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: henrik@austad.us
Cc: juri.lelli@gmail.com
Cc: raistlin@linux.it
Link: http://lkml.kernel.org/r/1431954032-16473-2-git-send-email-luca.abeni@unitn.it
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'Documentation/scheduler')
-rw-r--r-- | Documentation/scheduler/sched-deadline.txt | 4 |
1 files 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). |