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From: Alexander Shishkin <alexander.shishkin@intel.com>
To: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Michel Lespinasse <walken@google.com>,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	acme@redhat.com
Subject: Re: [PATCH v2 07/12] rbtree: adjust root color in rb_insert_color() only when necessary
Date: Fri, 31 Aug 2012 12:25:10 +0300	[thread overview]
Message-ID: <87txvjifbd.fsf@ashishki-desk.ger.corp.intel.com> (raw)
In-Reply-To: <5040775C.3070205@intel.com>

Adrian Hunter <adrian.hunter@intel.com> writes:

> On 31/08/12 11:15, Andrew Morton wrote:
>> On Fri, 31 Aug 2012 01:07:24 -0700 Michel Lespinasse <walken@google.com> wrote:
>> 
>>> On Fri, Aug 31, 2012 at 1:01 AM, Adrian Hunter <adrian.hunter@intel.com> wrote:
>>>> This breaks tools/perf build in linux-next:
>>>>
>>>> ../../lib/rbtree.c: In function 'rb_insert_color':
>>>> ../../lib/rbtree.c:95:9: error: 'true' undeclared (first use in this function)
>>>> ../../lib/rbtree.c:95:9: note: each undeclared identifier is reported only once for each function it appears in
>>>> ../../lib/rbtree.c: In function '__rb_erase_color':
>>>> ../../lib/rbtree.c:216:9: error: 'true' undeclared (first use in this function)
>>>> ../../lib/rbtree.c: In function 'rb_erase':
>>>> ../../lib/rbtree.c:368:2: error: unknown type name 'bool'
>>>> make: *** [util/rbtree.o] Error 1
>>>
>>> I thought Andrew had a patch
>>> rbtree-adjust-root-color-in-rb_insert_color-only-when-necessary-fix-perf-compilation
>>> that fixed this though a Makefile change ?
>> 
>> Yup.  But it's unclear why we should include the header via the cc
>> command line?
>
> Dunno
>
> AFAICS tools/perf/util/include/linux is for fixing up the
> differences between kernel headers and exported kernel headers.
> Hence my change:
>
> diff --git a/tools/perf/util/include/linux/rbtree.h b/tools/perf/util/include/linux/rbtree.h
> index 7a243a1..2a030c5 100644
> --- a/tools/perf/util/include/linux/rbtree.h
> +++ b/tools/perf/util/include/linux/rbtree.h
> @@ -1 +1,2 @@
> +#include <stdbool.h>
>  #include "../../../../include/linux/rbtree.h"
>
> Alex?

Whichever color like best. :) Consider my initial patch a bugreport.

Regards,
--
Alex

  parent reply	other threads:[~2012-08-31  9:24 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-07-13  0:31 [PATCH v2 00/12] rbtree updates Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 01/12] rbtree: reference Documentation/rbtree.txt for usage instructions Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 02/12] rbtree: empty nodes have no color Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 03/12] rbtree: fix incorrect rbtree node insertion in fs/proc/proc_sysctl.c Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 04/12] rbtree: move some implementation details from rbtree.h to rbtree.c Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 05/12] rbtree: performance and correctness test Michel Lespinasse
2012-07-13 20:15   ` Andrew Morton
2012-07-13 22:33     ` Michel Lespinasse
2012-07-13 22:45       ` Andrew Morton
2012-07-13 23:09         ` Michel Lespinasse
2012-07-13 23:11           ` Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 06/12] rbtree: break out of rb_insert_color loop after tree rotation Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 07/12] rbtree: adjust root color in rb_insert_color() only when necessary Michel Lespinasse
2012-08-31  8:01   ` Adrian Hunter
2012-08-31  8:07     ` Michel Lespinasse
2012-08-31  8:15       ` Andrew Morton
2012-08-31  8:35         ` Adrian Hunter
2012-08-31  8:39           ` Michel Lespinasse
2012-09-06 20:47             ` Olof Johansson
2012-08-31  9:25           ` Alexander Shishkin [this message]
2012-09-08  1:26           ` Arnaldo Carvalho de Melo
2012-09-08 11:49     ` [tip:perf/core] perf tools: Fix build for another rbtree.c change tip-bot for Adrian Hunter
2012-07-13  0:31 ` [PATCH v2 08/12] rbtree: low level optimizations in rb_insert_color() Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 09/12] rbtree: adjust node color in __rb_erase_color() only when necessary Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 10/12] rbtree: optimize case selection logic in __rb_erase_color() Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 11/12] rbtree: low level optimizations " Michel Lespinasse
2012-07-13  0:31 ` [PATCH v2 12/12] rbtree: coding style adjustments Michel Lespinasse

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