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GNU C Library master sources branch ibm/2.13/master updated. glibc-2.13-54-g8ab0cd4


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The branch, ibm/2.13/master has been updated
       via  8ab0cd46c49fead7021400426380229b69ca5ed1 (commit)
      from  0de52d934560c373daae66f1ac36ed4a264b509d (commit)

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- Log -----------------------------------------------------------------
http://sources.redhat.com/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=8ab0cd46c49fead7021400426380229b69ca5ed1

commit 8ab0cd46c49fead7021400426380229b69ca5ed1
Author: Adhemerval Zanella <azanella@linux.vnet.ibm.com>
Date:   Wed Mar 13 10:27:13 2013 -0300

    PowerPC: Change sched_getcpu to use vDSO getcpu instead of syscall.
    
    Backport of d5e0b9bd6e296f3ec5263fa296d39f3fed9b8fa2.

diff --git a/ChangeLog b/ChangeLog
index 2a0f90c..6ab2afc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2013-01-09  Anton Blanchard  <anton@samba.org>
+
+	* sysdeps/unix/sysv/linux/powerpc/sched_getcpu.c: New file.
+	* sysdeps/unix/sysv/linux/powerpc/Versions: Add __vdso_getcpu.
+	* sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h: Likewise.
+	* sysdeps/unix/sysv/linux/powerpc/init-first.c: Likewise.
+
 2012-05-12  Andreas Schwab  <schwab@linux-m68k.org>
 
 	* sysdeps/powerpc/memmove.c (MEMMOVE): Don't return a value if
diff --git a/sysdeps/unix/sysv/linux/powerpc/Versions b/sysdeps/unix/sysv/linux/powerpc/Versions
index 1ef53b9..396a423 100644
--- a/sysdeps/unix/sysv/linux/powerpc/Versions
+++ b/sysdeps/unix/sysv/linux/powerpc/Versions
@@ -3,5 +3,6 @@ libc {
     __vdso_get_tbfreq;
     __vdso_clock_gettime;
     __vdso_clock_getres;
+    __vdso_getcpu;
   }
 }
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h b/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h
index 746d9ce..c3026d5 100644
--- a/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h
@@ -31,6 +31,8 @@ extern void *__vdso_clock_getres;
 
 extern void *__vdso_get_tbfreq;
 
+extern void *__vdso_getcpu;
+
 #endif
 
 #endif /* _LIBC_VDSO_H */
diff --git a/sysdeps/unix/sysv/linux/powerpc/init-first.c b/sysdeps/unix/sysv/linux/powerpc/init-first.c
index 92dacc7..cfed655 100644
--- a/sysdeps/unix/sysv/linux/powerpc/init-first.c
+++ b/sysdeps/unix/sysv/linux/powerpc/init-first.c
@@ -27,6 +27,7 @@ void *__vdso_gettimeofday attribute_hidden;
 void *__vdso_clock_gettime;
 void *__vdso_clock_getres;
 void *__vdso_get_tbfreq;
+void *__vdso_getcpu;
 
 
 static inline void
@@ -41,6 +42,8 @@ _libc_vdso_platform_setup (void)
   __vdso_clock_getres = _dl_vdso_vsym ("__kernel_clock_getres", &linux2615);
 
   __vdso_get_tbfreq = _dl_vdso_vsym ("__kernel_vdso_get_tbfreq", &linux2615);
+
+  __vdso_getcpu = _dl_vdso_vsym ("__kernel_getcpu", &linux2615);
 }
 
 # define VDSO_SETUP _libc_vdso_platform_setup

-----------------------------------------------------------------------

Summary of changes:
 ChangeLog                                        |    7 +++++++
 sysdeps/unix/sysv/linux/powerpc/Versions         |    1 +
 sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h |    2 ++
 sysdeps/unix/sysv/linux/powerpc/init-first.c     |    3 +++
 4 files changed, 13 insertions(+), 0 deletions(-)


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