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Re: linux-next: build failure after merge of the aio tree

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On Tue, Mar 15, 2016 at 05:46:34PM +1100, Stephen Rothwell wrote:
> Hi Benjamin,
> 
> After merging the aio tree, today's linux-next build (powerpc
> ppc44x_defconfig) failed like this:
> 
> fs/built-in.o: In function `aio_thread_op_foo_at':
> aio.c:(.text+0x4dab4): undefined reference to `__get_user_bad'
> aio.c:(.text+0x4daec): undefined reference to `__get_user_bad'
> 
> Caused by commit
> 
>   150a0b4905f1 ("aio: add support for async openat()")
> 
> despite commit
> 
>   d2f7a973e11e ("aio: don't use __get_user() for 64 bit values")
> 
> This is due to a bug in the powerpc __get_user_check() macro (the return
> value is defined to be "unsigned long" which is only 32 bits on a 32
> bit platform).

m68k allmodconfig and all defs of m32r fails while building next-20160315.

regards
sudip

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linux-next: build failure after merge of the aio tree Stephen Rothwell <sfr@canb.auug.org.au> - 2016-03-15 07:50 +0100
  Re: linux-next: build failure after merge of the aio tree Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-03-15 15:40 +0100
    Re: linux-next: build failure after merge of the aio tree Arnd Bergmann <arnd@arndb.de> - 2016-03-15 17:50 +0100
  Re: linux-next: build failure after merge of the aio tree Sudip Mukherjee <sudipm.mukherjee@gmail.com> - 2016-03-15 17:20 +0100
    Re: linux-next: build failure after merge of the aio tree Benjamin LaHaise <bcrl@kvack.org> - 2016-03-15 17:30 +0100
      Re: linux-next: build failure after merge of the aio tree Arnd Bergmann <arnd@arndb.de> - 2016-03-15 23:10 +0100
        Re: linux-next: build failure after merge of the aio tree Andy Shevchenko <andy.shevchenko@gmail.com> - 2016-03-16 12:20 +0100
          Re: linux-next: build failure after merge of the aio tree Arnd Bergmann <arnd@arndb.de> - 2016-03-16 15:10 +0100
            Re: linux-next: build failure after merge of the aio tree Benjamin LaHaise <bcrl@kvack.org> - 2016-03-16 15:10 +0100

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