Re: compiling of tools/perf fail on x86 64bit kernel and 32bit userspace

[Riccardo Magliocchetti <riccardo.magliocchetti@gmail.com>]

Hi there,

Il 07/05/2011 06:55, Lin Ming ha scritto:
> On Sat, May 7, 2011 at 12:54 AM, Riccardo Magliocchetti
> <riccardo.magliocchetti@gmail.com>  wrote:
>> Hi,
>>
>> with latest git, i cannot compile perf on 32 bit userspace with a 64 bit
>> kernel.
>>
>> ~/src/linux-2.6/tools/perf$ make
>> PERF_VERSION = 2.6.39.rc6.224.g06d006f
>>     GEN common-cmds.h
>>     * new build flags or prefix
>>     CC perf.o
>>     CC builtin-annotate.o
>>     CC builtin-bench.o
>>     CC bench/sched-messaging.o
>>     CC bench/sched-pipe.o
>>     CC bench/mem-memcpy-x86-64-asm.o
>> bench/../../../arch/x86/lib/memcpy_64.S: Assembler messages:
>> bench/../../../arch/x86/lib/memcpy_64.S:28: Error: bad register name `%rdi'
>> bench/../../../arch/x86/lib/memcpy_64.S:33: Error: invalid instruction
>> suffix for `movs'
>
> Hi,
>
> I just send out a patch to fix this.
> https://lkml.org/lkml/2011/5/7/4
>
> Could you have a try it?

Works fine, thanks!

riccardo