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Date:	Mon, 03 Nov 2008 16:18:31 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] update 'isolcpus' kernel option

cpuset can be used to move a process onto or off an isolated CPU.

Signed-off-by: Li Zefan <lizf@...fujitsu.com>
---
 Documentation/kernel-parameters.txt |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 1bbcaa8..8a8cb0c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -995,13 +995,15 @@ and is between 256 and 4096 characters. It is defined in the file
 			Format:
 			<cpu number>,...,<cpu number>
 			or
-			<cpu number>-<cpu number>  (must be a positive range in ascending order)
+			<cpu number>-<cpu number>
+			(must be a positive range in ascending order)
 			or a mixture
 			<cpu number>,...,<cpu number>-<cpu number>
+
 			This option can be used to specify one or more CPUs
 			to isolate from the general SMP balancing and scheduling
-			algorithms. The only way to move a process onto or off
-			an "isolated" CPU is via the CPU affinity syscalls.
+			algorithms. You can move a process onto or off an
+			"isolated" CPU via the CPU affinity syscalls or cpuset.
 			<cpu number> begins at 0 and the maximum value is
 			"number of CPUs in system - 1".
 
-- 
1.5.4.rc3

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