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From: Michal Hocko <mhocko@kernel.org>
To: kbuild test robot <lkp@intel.com>
Cc: kbuild-all@01.org, Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	David Rientjes <rientjes@google.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/3] mm, trace: extract COMPACTION_STATUS and ZONE_TYPE to a common header
Date: Wed, 14 Dec 2016 20:02:15 +0100	[thread overview]
Message-ID: <20161214190215.GE16763@dhcp22.suse.cz> (raw)
In-Reply-To: <201612150127.1D06IAf6%fengguang.wu@intel.com>

On Thu 15-12-16 01:32:06, kbuild test robot wrote:
> Hi Michal,
> 
> [auto build test ERROR on tip/perf/core]
> [also build test ERROR on v4.9 next-20161214]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
> 
> url:    https://github.com/0day-ci/linux/commits/Michal-Hocko/mm-oom-add-oom-detection-tracepoints/20161214-231225
> config: x86_64-randconfig-s2-12142134 (attached as .config)
> compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All error/warnings (new ones prefixed by >>):
> 
>    In file included from include/trace/trace_events.h:361,
>                     from include/trace/define_trace.h:95,
>                     from include/trace/events/compaction.h:356,
>                     from mm/compaction.c:43:
>    include/trace/events/compaction.h: In function 'trace_raw_output_mm_compaction_end':
> >> include/trace/events/compaction.h:134: error: expected expression before ',' token
>    include/trace/events/compaction.h: In function 'trace_raw_output_mm_compaction_suitable_template':
>    include/trace/events/compaction.h:195: error: expected expression before ',' token
> >> include/trace/events/compaction.h:195: warning: missing braces around initializer
>    include/trace/events/compaction.h:195: warning: (near initialization for 'symbols[0]')
> >> include/trace/events/compaction.h:195: error: initializer element is not constant
>    include/trace/events/compaction.h:195: error: (near initialization for 'symbols[0].mask')

Interesting. I am pretty sure that my config battery has
CONFIG_COMPACTION=n. Not sure which part of your config made a change.
Anyway, I've added to my collection. And with the below diff it passes
all my configs.
---
>From 921bf07b8684ded5f076904cc6baa875b52c3a1e Mon Sep 17 00:00:00 2001
From: Michal Hocko <mhocko@suse.com>
Date: Wed, 14 Dec 2016 18:56:44 +0100
Subject: [PATCH] fold me "mm, trace: extract COMPACTION_STATUS and ZONE_TYPE
 to a common header"

0-day has reported:
   In file included from include/trace/trace_events.h:361,
                    from include/trace/define_trace.h:95,
                    from include/trace/events/compaction.h:356,
                    from mm/compaction.c:43:
   include/trace/events/compaction.h: In function 'trace_raw_output_mm_compaction_end':
>> include/trace/events/compaction.h:134: error: expected expression before ',' token
   include/trace/events/compaction.h: In function 'trace_raw_output_mm_compaction_suitable_template':
   include/trace/events/compaction.h:195: error: expected expression before ',' token
>> include/trace/events/compaction.h:195: warning: missing braces around initializer
   include/trace/events/compaction.h:195: warning: (near initialization for 'symbols[0]')
>> include/trace/events/compaction.h:195: error: initializer element is not constant
   include/trace/events/compaction.h:195: error: (near initialization for 'symbols[0].mask')

CONFIG_COMPACTION=n so COMPACTION_STATUS is not defined properly.

Signed-off-by: Michal Hocko <mhocko@suse.com>
---
 include/trace/events/compaction.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/trace/events/compaction.h b/include/trace/events/compaction.h
index 2334faa56323..0a18ab6483ff 100644
--- a/include/trace/events/compaction.h
+++ b/include/trace/events/compaction.h
@@ -131,6 +131,7 @@ TRACE_EVENT(mm_compaction_begin,
 		__entry->sync ? "sync" : "async")
 );
 
+#ifdef CONFIG_COMPACTION
 TRACE_EVENT(mm_compaction_end,
 	TP_PROTO(unsigned long zone_start, unsigned long migrate_pfn,
 		unsigned long free_pfn, unsigned long zone_end, bool sync,
@@ -164,6 +165,7 @@ TRACE_EVENT(mm_compaction_end,
 		__entry->sync ? "sync" : "async",
 		__print_symbolic(__entry->status, COMPACTION_STATUS))
 );
+#endif
 
 TRACE_EVENT(mm_compaction_try_to_compact_pages,
 
@@ -192,6 +194,7 @@ TRACE_EVENT(mm_compaction_try_to_compact_pages,
 		__entry->prio)
 );
 
+#ifdef CONFIG_COMPACTION
 DECLARE_EVENT_CLASS(mm_compaction_suitable_template,
 
 	TP_PROTO(struct zone *zone,
@@ -239,7 +242,6 @@ DEFINE_EVENT(mm_compaction_suitable_template, mm_compaction_suitable,
 	TP_ARGS(zone, order, ret)
 );
 
-#ifdef CONFIG_COMPACTION
 DECLARE_EVENT_CLASS(mm_compaction_defer_template,
 
 	TP_PROTO(struct zone *zone, int order),
-- 
2.10.2

-- 
Michal Hocko
SUSE Labs

WARNING: multiple messages have this Message-ID
From: Michal Hocko <mhocko@kernel.org>
To: kbuild test robot <lkp@intel.com>
Cc: kbuild-all@01.org, Andrew Morton <akpm@linux-foundation.org>,
	Vlastimil Babka <vbabka@suse.cz>,
	David Rientjes <rientjes@google.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/3] mm, trace: extract COMPACTION_STATUS and ZONE_TYPE to a common header
Date: Wed, 14 Dec 2016 20:02:15 +0100	[thread overview]
Message-ID: <20161214190215.GE16763@dhcp22.suse.cz> (raw)
In-Reply-To: <201612150127.1D06IAf6%fengguang.wu@intel.com>

On Thu 15-12-16 01:32:06, kbuild test robot wrote:
> Hi Michal,
> 
> [auto build test ERROR on tip/perf/core]
> [also build test ERROR on v4.9 next-20161214]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
> 
> url:    https://github.com/0day-ci/linux/commits/Michal-Hocko/mm-oom-add-oom-detection-tracepoints/20161214-231225
> config: x86_64-randconfig-s2-12142134 (attached as .config)
> compiler: gcc-4.4 (Debian 4.4.7-8) 4.4.7
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=x86_64 
> 
> All error/warnings (new ones prefixed by >>):
> 
>    In file included from include/trace/trace_events.h:361,
>                     from include/trace/define_trace.h:95,
>                     from include/trace/events/compaction.h:356,
>                     from mm/compaction.c:43:
>    include/trace/events/compaction.h: In function 'trace_raw_output_mm_compaction_end':
> >> include/trace/events/compaction.h:134: error: expected expression before ',' token
>    include/trace/events/compaction.h: In function 'trace_raw_output_mm_compaction_suitable_template':
>    include/trace/events/compaction.h:195: error: expected expression before ',' token
> >> include/trace/events/compaction.h:195: warning: missing braces around initializer
>    include/trace/events/compaction.h:195: warning: (near initialization for 'symbols[0]')
> >> include/trace/events/compaction.h:195: error: initializer element is not constant
>    include/trace/events/compaction.h:195: error: (near initialization for 'symbols[0].mask')

Interesting. I am pretty sure that my config battery has
CONFIG_COMPACTION=n. Not sure which part of your config made a change.
Anyway, I've added to my collection. And with the below diff it passes
all my configs.
---

  reply	other threads:[~2016-12-14 19:02 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-14 14:53 [PATCH 0/3] mm, oom: add oom detection tracepoints Michal Hocko
2016-12-14 14:53 ` Michal Hocko
2016-12-14 14:53 ` [PATCH 1/3] mm, trace: extract COMPACTION_STATUS and ZONE_TYPE to a common header Michal Hocko
2016-12-14 14:53   ` Michal Hocko
2016-12-14 17:14   ` Vlastimil Babka
2016-12-14 17:14     ` Vlastimil Babka
2016-12-14 17:32   ` kbuild test robot
2016-12-14 19:02     ` Michal Hocko [this message]
2016-12-14 19:02       ` Michal Hocko
2016-12-14 14:53 ` [PATCH 2/3] oom, trace: Add oom detection tracepoints Michal Hocko
2016-12-14 14:53   ` Michal Hocko
2016-12-14 17:17   ` Vlastimil Babka
2016-12-14 17:17     ` Vlastimil Babka
2016-12-14 14:53 ` [PATCH 3/3] oom, trace: add compaction retry tracepoint Michal Hocko
2016-12-14 14:53   ` Michal Hocko
2016-12-14 17:28   ` Vlastimil Babka
2016-12-14 17:28     ` Vlastimil Babka
2016-12-14 18:11     ` Michal Hocko
2016-12-14 18:11       ` Michal Hocko
2016-12-15  8:18       ` Vlastimil Babka
2016-12-15  8:18         ` Vlastimil Babka
2016-12-20 13:01 [PATCH 0/3 v2] mm, oom: add oom detection tracepoints Michal Hocko
2016-12-20 13:01 ` [PATCH 1/3] mm, trace: extract COMPACTION_STATUS and ZONE_TYPE to a common header Michal Hocko
2016-12-20 13:01   ` Michal Hocko

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