linux-kernel - Re: [RFC] Add markers into semaphore primitives

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Date:	Tue, 13 Nov 2007 10:17:30 -0500
From:	fche@...hat.com (Frank Ch. Eigler)
To:	"David J. Wilder" <dwilder@...ibm.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [RFC] Add markers into semaphore primitives

"David J. Wilder" <dwilder@...ibm.com> writes:

> This patch adds several markers around semaphore primitives.  Along
> with a tracing application this patch can be useful for measuring
> kernel semaphore usage and contention.  [...]

In order to evaluate the permanent placement of markers, more
information will be needed, such as effects upon performance
and code size.

- FChE
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