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Date:	Tue, 16 Oct 2007 22:16:47 -0700
From:	"Russ Dill" <>
Subject: [PATCH] Better document profile=

Be more explicit on what the step/bucket size accomplishes.

Signed-off-by: Russ Dill <>
 Documentation/kernel-parameters.txt |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/Documentation/kernel-parameters.txt
index eb24799..3c6fd27 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1427,7 +1427,10 @@ and is between 256 and 4096 characters. It is
defined in the file
 			Format: [schedule,]<number>
 			Param: "schedule" - profile schedule points.
 			Param: <number> - step/bucket size as a power of 2 for
-				statistical time based profiling.
+				statistical time based profiling. A value of
+				2 will provide a granularity of 4 bytes, a
+				value of 3 will provide a granularity of 8
+				bytes and so on.
 			Param: "sleep" - profile D-state sleeping (millisecs)

 	processor.max_cstate=	[HW,ACPI]
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