Re: linux-next: Tree for May 18 (mm/memory-failure.c)

[Naoya Horiguchi]

On Wed, May 20, 2015 at 01:41:57PM +0800, Xie XiuQi wrote:
...
> 
> Hi Naoya,
> 
> This patch will introduce another build error with attched config file.
> 
> drivers/built-in.o:(__tracepoints+0x500): multiple definition of `__tracepoint_aer_event'
> mm/built-in.o:(__tracepoints+0x398): first defined here
> drivers/built-in.o:(__tracepoints+0x4ec): multiple definition of `__tracepoint_memory_failure_event'
> mm/built-in.o:(__tracepoints+0x384): first defined here
> drivers/built-in.o:(__tracepoints+0x514): multiple definition of `__tracepoint_mc_event'
> mm/built-in.o:(__tracepoints+0x3ac): first defined here
> drivers/built-in.o:(__tracepoints+0x528): multiple definition of `__tracepoint_extlog_mem_event'
> mm/built-in.o:(__tracepoints+0x3c0): first defined here
> make: *** [vmlinux] Error 1
> 
> Is this one better?

Yes, thank you for digging.
I posted exactly the same patch just miniutes ago, but yours is a bit
earlier than mine, so you take the authorship :)

> ---
> From 99d91a901142b17287432b00169ac6bd9d87b489 Mon Sep 17 00:00:00 2001
> From: Xie XiuQi <xiexiuqi@xxxxxxxxxx>
> Date: Thu, 21 May 2015 13:11:38 +0800
> Subject: [PATCH] tracing: fix build error in mm/memory-failure.c
> 
> next-20150515 fails to build on i386 with the following error:
> 
> mm/built-in.o: In function `action_result':
> memory-failure.c:(.text+0x344a5): undefined reference to `__tracepoint_memory_failure_event'
> memory-failure.c:(.text+0x344d5): undefined reference to `__tracepoint_memory_failure_event'
> memory-failure.c:(.text+0x3450c): undefined reference to `__tracepoint_memory_failure_event'
> 
> trace_memory_failure_event depends on CONFIG_RAS,
> so add 'select RAS' in mm/Kconfig to avoid this error.
> 
> Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
> Reported-by: Jim Davis <jim.epost@xxxxxxxxx>
> Cc: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
> Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
> Cc: Chen Gong <gong.chen@xxxxxxxxxxxxxxx>
> Signed-off-by: Xie XiuQi <xiexiuqi@xxxxxxxxxx>

Acked-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>

Thanks,
Naoya--
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