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    SubjectRe: 2.6.37-rc1 build failure
    On Thu, 4 Nov 2010 03:34:16 +0000 randrianasulu@gmail.com wrote:

    > В сообщении от Wednesday 03 November 2010 02:05:07 Lin Ming написал(а):
    > > On Wed, Nov 3, 2010 at 1:32 PM, <randrianasulu@gmail.com> wrote:
    > > > Trying to make new kernel i run into this:
    > > >
    > > >  CC      arch/x86/lib/delay.o
    > > >  AS      arch/x86/lib/getuser.o
    > > >  AS      arch/x86/lib/putuser.o
    > > >  CC      arch/x86/lib/usercopy_32.o
    > > >  AR      arch/x86/lib/lib.a
    > > >  LD      vmlinux.o
    > > >  MODPOST vmlinux.o
    > > > WARNING: modpost: Found 2 section mismatch(es).
    > > > To see full details build your kernel with:
    > > > 'make CONFIG_DEBUG_SECTION_MISMATCH=y'
    > > >  GEN     .version
    > > >  CHK     include/generated/compile.h
    > > >  UPD     include/generated/compile.h
    > > >  CC      init/version.o
    > > >  LD      init/built-in.o
    > > >  LD      .tmp_vmlinux1
    > > > kernel/built-in.o: In function `free_event':
    > > > perf_event.c:(.text+0x66eb3): undefined reference to `irq_work_sync'
    > > > kernel/built-in.o: In function `perf_output_put_handle':
    > > > perf_event.c:(.text+0x680e1): undefined reference to `irq_work_queue'
    > > > kernel/built-in.o: In function `__perf_event_overflow':
    > > > perf_event.c:(.text+0x6a75e): undefined reference to `irq_work_queue'
    > > > make: *** [.tmp_vmlinux1] Ошибка 1
    > > >
    > > > kernel.org git master up to
    > > >
    > > > commit eb8abb927ae2fd1730e24ea94cd9527f3c086292
    > > > Author: Theodore Ts'o <tytso@mit.edu>
    > > > Date:   Tue Nov 2 09:34:50 2010 -0400
    > > >
    > > >    ext4: Remove useless spinlock in ext4_getattr()
    > > >
    > > >
    > > >
    > > > this is my .config
    > >
    > > I build with you .config, but no error.
    > >
    > > Maybe you can make distclean and re-build.
    > >
    > > Lin Ming
    >
    > No, same error.
    >
    > I'm using (Linux/GNU Binutils) 2.20.51.0.8.20100412 , gcc (GCC) 4.4.4 on
    > Slackware -current box (glibc-2.12.1-i486-2). Not sure what else i can do for
    > debugging this.
    > --

    The build fails for me with the given .config file.
    It's due to selects and depends, finally comes down to HAVE_PERF_EVENTS not being
    enabled for M386 or M486. Do you actually have a processor of that vintage?

    We can probably fix the Kconfig files to prevent this build error...

    (Ingo: FYI)

    ---
    ~Randy
    *** Remember to use Documentation/SubmitChecklist when testing your code ***
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