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


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