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From: "Russ Dill" <russ.dill@gmail.com>
To: linux-kernel@vger.kernel.org
Subject: [PATCH] Better document profile=
Date: Tue, 16 Oct 2007 22:16:47 -0700	[thread overview]
Message-ID: <f9d2a5e10710162216s149c16a3j9bb63d60fdf1e782@mail.gmail.com> (raw)

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

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

diff --git a/Documentation/kernel-parameters.txt
b/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]
-- 
1.5.2.5

             reply	other threads:[~2007-10-17  5:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-10-17  5:16 Russ Dill [this message]
2007-10-25 23:37 ` Andrew Morton
2007-10-26  5:03   ` Russ Dill
2007-10-26  5:21     ` Andrew Morton

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