linux-kernel - Re: [PATCH V5 0/3] perf tool: Haswell LBR call stack support (user)

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Message-ID: <20141211222145.GE26788@krava.redhat.com>
Date:	Thu, 11 Dec 2014 23:21:45 +0100
From:	Jiri Olsa <jolsa@...hat.com>
To:	kan.liang@...el.com
Cc:	acme@...nel.org, a.p.zijlstra@...llo.nl, eranian@...gle.com,
	linux-kernel@...r.kernel.org, mingo@...hat.com, paulus@...ba.org,
	ak@...ux.intel.com, namhyung@...nel.org
Subject: Re: [PATCH V5 0/3] perf tool: Haswell LBR call stack support (user)

On Tue, Dec 02, 2014 at 10:06:51AM -0500, kan.liang@...el.com wrote:

SNIP

> 
> Please find the kernel part patch at https://lkml.org/lkml/2014/11/6/432
> 
> Changes since v1
>  - Update help document
>  - Force exclude_user to 0 with warning in LBR call stack
>  - Dump both lbr and fp info when report -D
>  - Reconstruct thread__resolve_callchain_sample and split it into two patches
>  - Use has_branch_callstack function to check LBR call stack available
> 
> Changes since v2
>  - Rebase to 025ce5d33373
> 
> Changes since v3
>  - Rebase to cc502c23aadf
>  - Separated function for lbr call stack sample resolve and print
>  - Some minor changes according to comments
> 
> Changes since V4
>  - Rebase to 09a6a1b
>  - Falling back to framepointers if LBR not available, and warning user
> 
> Kan Liang (3):
>   perf tools: enable LBR call stack support
>   perf tool: Move cpumode resolve code to add_callchain_ip
>   perf tools: Construct LBR call chain

haven't reviewed the kernel part, but the user part
seems to work properly..

Tested-by: Jiri Olsa <jolsa@...nel.org>

jirka
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