linux-kernel - Re: [PATCH] perf report: Fix sort__sym

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Message-ID: <20150617235343.GB84349@unpythonic.net>
Date:	Wed, 17 Jun 2015 18:53:43 -0500
From:	Jeff Epler <jepler@...ythonic.net>
To:	Yannick Brosseau <scientist@...com>
Cc:	acme@...nel.org, mingo@...hat.com, paulus@...ba.org,
	a.p.zijlstra@...llo.nl, jolsa@...nel.org, ak@...ux.intel.com,
	linux-kernel@...r.kernel.org, kernel-team@...com
Subject: Re: [PATCH] perf report: Fix sort__sym_cmp to also compare end of
 symbol

On Wed, Jun 17, 2015 at 04:41:10PM -0700, Yannick Brosseau wrote:
> When using a map file from a JIT, due to memory reuse, we can
> obtain multiple symbols with the same start address but a different
> length.

Is there some reason it's impossible for the reused memory to have the
same length / end address?

Jeff
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