maria-developers team mailing list archive

[Lixun Peng <penglixun@xxxxxxxxx>]

Hi Segrey,


Thank you very much!
It works!


Thanks,
Lixun


2015-12-01 21:29 GMT+08:00 Sergey Vojtovich <svoj@xxxxxxxxxxx>:

> Hi Lixun,
>
> you likely have quite outdated compiler on that host. Anyway, there is a
> patch
> for similar issue on IBM Z, which should solve this problem:
> http://lists.askmonty.org/pipermail/commits/2015-November/008648.html
>
> Regards,
> Segrey
>
>
> On Tue, Dec 01, 2015 at 09:14:55PM +0800, Lixun Peng wrote:
> > Hi everyone,
> >
> >
> > Recently I want to test MariaDB 10.1.9 on Linux on Power8.
> >
> > *But GCC will report following errors:*
> >
> > [ 52%] Building CXX object
> > > storage/innobase/CMakeFiles/innobase.dir/api/api0api.cc.o
> > > In file included from
> > > /root/mariadb-10.1.9/storage/innobase/include/ut0ut.h:36,
> > >                  from
> > > /root/mariadb-10.1.9/storage/innobase/include/univ.i:636,
> > >                  from
> > > /root/mariadb-10.1.9/storage/innobase/api/api0api.cc:27:
> > > /root/mariadb-10.1.9/storage/innobase/include/os0sync.h:521:4: error:
> > > #error "Unsupported platform"
> > > [ 52%] Building CXX object
> > > storage/archive/CMakeFiles/archive.dir/ha_archive.cc.o
> > > In file included from
> > > /root/mariadb-10.1.9/storage/innobase/include/sync0sync.h:837,
> > >                  from
> > > /root/mariadb-10.1.9/storage/innobase/include/mem0mem.h:34,
> > >                  from
> > > /root/mariadb-10.1.9/storage/innobase/include/data0data.h:33,
> > >                  from
> > > /root/mariadb-10.1.9/storage/innobase/include/que0que.h:30,
> > >                  from
> > > /root/mariadb-10.1.9/storage/innobase/include/api0misc.h:32,
> > >                  from
> > > /root/mariadb-10.1.9/storage/innobase/api/api0api.cc:38:
> > > /root/mariadb-10.1.9/storage/innobase/include/sync0sync.ic: In function
> > > ‘lock_word_t ib_mutex_test_and_set(ib_mutex_t*)’:
> > > /root/mariadb-10.1.9/storage/innobase/include/sync0sync.ic:85: error:
> > > ‘os_atomic_test_and_set’ was not declared in this scope
> > > /root/mariadb-10.1.9/storage/innobase/include/sync0sync.ic: In function
> > > ‘void mutex_reset_lock_word(ib_mutex_t*)’:
> > > /root/mariadb-10.1.9/storage/innobase/include/sync0sync.ic:113: error:
> > > ‘os_atomic_clear’ was not declared in this scope
> > > make[2]: ***
> [storage/innobase/CMakeFiles/innobase.dir/api/api0api.cc.o]
> > > Error 1
> > > make[1]: *** [storage/innobase/CMakeFiles/innobase.dir/all] Error 2
> > > make[1]: *** Waiting for unfinished jobs....
> >
> >
> >
> > I found the problem is:
> >
> > *storage/innobase/include/sync0sync.ic*
> >
> > > ib_mutex_test_and_set(
> > > /*==================*/
> > >         ib_mutex_t*     mutex)  /*!< in: mutex */
> > > {
> > > #if defined(HAVE_ATOMIC_BUILTINS)
> > >         return(os_atomic_test_and_set(&mutex->lock_word));
> > > #else
> >
> >
> > *storage/innobase/include/os0sync.h*
> >
> > > #if defined(__powerpc__) || defined(__aarch64__)
> > > /*
> > >   os_atomic_test_and_set_byte_release() should imply a release barrier
> > > before
> > >   setting, and a full barrier after. But __sync_lock_test_and_set() is
> only
> > >   documented as an aquire barrier. So on PowerPC we need to add the
> full
> > >   barrier explicitly.  */
> > > # define os_atomic_test_and_set_byte_release(ptr, new_val) \
> > >         do { __sync_lock_release(ptr); \
> > >              __sync_synchronize(); } while (0)
> > > #else
> >
> >
> > Only  HAVE_IB_GCC_ATOMIC_TEST_AND_SET or IB_STRONG_MEMORY_MODEL will
> enable
> > codes about os_atomic_test_and_set() and os_atomic_clear().
> >
> > But on my Power8 environment, HAVE_ATOMIC_BUILTINS is defined,
> > HAVE_IB_GCC_ATOMIC_TEST_AND_SET and IB_STRONG_MEMORY_MODEL are not
> defined.
> >
> > So in sync0sync.ic, os_atomic_test_and_set() is used, but in os0sync.h,
> > os_atomic_test_and_set() is not defined.
> >
> >
> > Does anybody know how to solve this problem?
> > I'm not familiar with Power.
> >
> >
> > Thanks,
> > Lixun
> >
> > --
> > Staff Database Engineer @ Alibaba Cloud Computing
> > Oracle ACE for MySQL
> > Phone: +86 18658156856 (Hangzhou)
> > Blog: http://www.penglixun.com
>
> > _______________________________________________
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>
>


-- 
Staff Database Engineer @ Alibaba Cloud Computing
Oracle ACE for MySQL
Phone: +86 18658156856 (Hangzhou)
Blog: http://www.penglixun.com