linux-kernel - Re: Perf tool won't build without libnewt

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Date:	Wed, 20 Mar 2013 10:23:22 -0300
From:	Arnaldo Carvalho de Melo <acme@...hat.com>
To:	Mark Rutland <mark.rutland@....com>
Cc:	linux-kernel@...r.kernel.org, a.p.zijlstra@...llo.nl,
	mingo@...hat.com, feng.tang@...el.com
Subject: Re: Perf tool won't build without libnewt

Em Wed, Mar 20, 2013 at 12:11:11PM +0000, Mark Rutland escreveu:
> I attempted to cross-build v3.9-rc3's perf tool for an arm system today, and
> got the following out of the build system:
> 
> CHK libnewt
> Makefile:655: newt not found, disables TUI support. Please install newt-devel or libnewt-dev
> [...]
> builtin-report.c: In function ‘__cmd_report’:
> builtin-report.c:478:15: error: ‘K_SWITCH_INPUT_DATA’ undeclared (first use in this function)
> builtin-report.c:478:15: note: each undeclared identifier is reported only once for each function it appears in
> builtin-report.c: In function ‘cmd_report’:
> builtin-report.c:821:13: error: ‘K_SWITCH_INPUT_DATA’ undeclared (first use in this function)
> make: *** [builtin-report.o] Error 1
> make: *** Waiting for unfinished jobs....
> 
> I've bisected this down to ad0de0971b: "perf report: Enable the runtime
> switching of perf data file".

Can you try with latest tip/perf/urgent, should go to Linus soon.

This cset should fix it:

commit 5f7439e07822942f32b9e0a66f4a3cc9c3e29e67
Author: Michael Ellerman <michael@...erman.id.au>
Date:   Tue Feb 26 16:02:03 2013 +1100

    perf report: Fix build with NO_NEWT=1

----

	Thanks for reporting!

- Arnaldo
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