linux-kernel - Re: [PATCH perf/core v2 1/4] perf-probe: Fix to show correct locations for events on modules

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Message-ID: <20170116183229.GA4159@kernel.org>
Date:   Mon, 16 Jan 2017 15:32:29 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     linux-kernel@...r.kernel.org, Jiri Olsa <jolsa@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>
Subject: Re: [PATCH perf/core v2 1/4] perf-probe: Fix to show correct
 locations for events on modules

Em Wed, Jan 11, 2017 at 02:59:38PM +0900, Masami Hiramatsu escreveu:
> Fix to show correct locations for events on modules by relocating
> given address instead of retrying after failure.
> 
> This happens when the module text size is enough big, bigger than
> sh_addr, because original code retries withgiven address + sh_addr
> if it failed to find CU DIE at the given address. Any address
> smaller than sh_addr always fails and it retries with correct
> address, but the address which bigger than sh_addr will get a CU
> DIE which is on given address (not adjusted by sh_addr).

Tested and applied,

- Arnaldo