linux-kernel - Re: [PATCH 0/2] [GIT PULL] tracing/events/ring-buffer: block trace points and fix

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Date:	Wed, 10 Jun 2009 09:28:42 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Steven Rostedt <rostedt@...dmis.org>, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH 0/2] [GIT PULL] tracing/events/ring-buffer: block trace
 points and fix

Ingo Molnar wrote:
> * Steven Rostedt <rostedt@...dmis.org> wrote:
> 
>> Ingo,
>>
>> Please pull the latest tip/tracing/ftrace tree, which can be found at:
>>
>>   git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace.git
>> tip/tracing/ftrace
>>
>>
>> Li Zefan (1):
>>       tracing/events: convert block trace points to TRACE_EVENT()
>>
>> Steven Rostedt (1):
>>       ring-buffer: fix ret in rb_add_time_stamp
>>
>> ----
>>  block/blk-core.c             |   16 +-
>>  block/elevator.c             |    8 +-
>>  drivers/md/dm.c              |    5 +-
>>  fs/bio.c                     |    3 +-
>>  include/linux/blktrace_api.h |   13 ++
>>  include/trace/block.h        |   76 -------
>>  include/trace/events/block.h |  483 ++++++++++++++++++++++++++++++++++++++++++
>>  kernel/trace/Makefile        |    5 +-
>>  kernel/trace/blktrace.c      |   78 +++++++-
>>  kernel/trace/ring_buffer.c   |    2 +-
>>  mm/bounce.c                  |    5 +-
>>  11 files changed, 589 insertions(+), 105 deletions(-)
> 
> I'm getting some build failures here:
> 
> In file included from mm/highmem.c:30:
> include/linux/blktrace_api.h:223: warning: ‘struct request’ declared inside parameter list
> include/linux/blktrace_api.h:223: warning: its scope is only this definition or declaration, which is probably not what you want
> include/linux/blktrace_api.h: In function ‘blk_cmd_buf_len’:
> include/linux/blktrace_api.h:225: error: implicit declaration of function ‘blk_pc_request’
> include/linux/blktrace_api.h:225: error: dereferencing pointer to incomplete type
> include/linux/blktrace_api.h: At top level:
> include/linux/blktrace_api.h:228: warning: ‘struct request’ declared inside parameter list
> include/linux/blktrace_api.h:230: warning: ‘struct request’ declared inside parameter list
> distcc[15629] ERROR: compile mm/highmem.c on a/32 failed
> 

I've fixed it. I'll post a new version after I've done some
more building tests.


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