[OE-core] [PATCH] perf: Remove CFLAGS and LDFLAGS override

Otavio Salvador otavio at ossystems.com.br
Mon Sep 16 13:53:03 UTC 2013


On Mon, Sep 16, 2013 at 8:01 AM, Otavio Salvador
<otavio at ossystems.com.br> wrote:
> On Mon, Sep 16, 2013 at 4:10 AM, Saul Wold <sgw at linux.intel.com> wrote:
>> On 09/15/2013 06:37 PM, Otavio Salvador wrote:
>>>
>>> The kernel build system does the right thing here and we should stop
>>> overriding it. This code has been added based on a change from
>>> 'meta-metro' layer, revision 9d698004137c1a888d40d6a4808d94afa22387e7,
>>> without any information about what problem it fixes so I am reverting
>>> it.
>>>
>>> Using the CFLAGS makes it impossible for kernel build system to append
>>> to it, thus making the build fail in various ways as:
>>>
>>> |     CC /.../perf/1.0-r8/perf-1.0/perf.o
>>> | In file included from builtin.h:4:0,
>>> |                  from perf.c:9:
>>> | util/util.h:74:24: fatal error: lk/debugfs.h: No such file or directory
>>> |  #include <lk/debugfs.h>
>>> |                         ^
>>> | compilation terminated.
>>>
>>> Cc: Christopher Larson <kergoth at gmail.com>
>>> Signed-off-by: Otavio Salvador <otavio at ossystems.com.br>
>>> ---
>>>   meta/recipes-kernel/perf/perf.bb | 6 ------
>>>   1 file changed, 6 deletions(-)
>>>
>>> diff --git a/meta/recipes-kernel/perf/perf.bb
>>> b/meta/recipes-kernel/perf/perf.bb
>>> index d2c1048..8d35fc6 100644
>>> --- a/meta/recipes-kernel/perf/perf.bb
>>> +++ b/meta/recipes-kernel/perf/perf.bb
>>> @@ -72,13 +72,7 @@ EXTRA_OEMAKE = \
>>>                 NO_GTK2=1 ${TUI_DEFINES} NO_DWARF=1 ${SCRIPTING_DEFINES} \
>>>                 '
>>>
>>> -# We already pass the correct arguments to our compiler for the CFLAGS
>>> (if we
>>> -# don't override it, it'll add -m32/-m64 itself). For LDFLAGS, it was
>>> failing
>>> -# to find bfd symbols.
>>>   EXTRA_OEMAKE += "\
>>> -       'CFLAGS=${CFLAGS} -fPIC' \
>>> -       'LDFLAGS=${LDFLAGS} -lpthread -lrt -lelf -lm -lbfd' \
>>> -       \
>>
>> Maybe not, I got a compile error with this on the Autobuilder.
>>
>> http://autobuilder.yoctoproject.org:8011/builders/nightly-x86-64/builds/286/steps/Building%20Images/logs/stdio
>
> I only reproduce this error if I build with EXTRA_CFLAGS set. There
> are no other changes in perf?

I reproduced the error too. I am on it but still have no clue why it
worked and now fails.

Checking...

-- 
Otavio Salvador                             O.S. Systems
http://www.ossystems.com.br        http://code.ossystems.com.br
Mobile: +55 (53) 9981-7854            Mobile: +1 (347) 903-9750



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