| diff -pruN glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/bits/libc-vdso.h |
| |
| |
| @@ -30,6 +30,8 @@ extern void *__vdso_clock_getres; |
| |
| extern void *__vdso_get_tbfreq; |
| |
| +extern void *__vdso_getcpu; |
| + |
| #endif |
| |
| #endif /* _LIBC_VDSO_H */ |
| diff -pruN glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/init-first.c glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/init-first.c |
| |
| |
| @@ -27,6 +27,7 @@ void *__vdso_gettimeofday attribute_hidd |
| 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 |
| diff -pruN glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/sched_getcpu.c glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/sched_getcpu.c |
| |
| |
| @@ -0,0 +1,30 @@ |
| +/* Copyright (C) 2013 Free Software Foundation, Inc. |
| + This file is part of the GNU C Library. |
| + |
| + The GNU C Library is free software; you can redistribute it and/or |
| + modify it under the terms of the GNU Lesser General Public |
| + License as published by the Free Software Foundation; either |
| + version 2.1 of the License, or (at your option) any later version. |
| + |
| + The GNU C Library is distributed in the hope that it will be useful, |
| + but WITHOUT ANY WARRANTY; without even the implied warranty of |
| + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| + Lesser General Public License for more details. |
| + |
| + You should have received a copy of the GNU Lesser General Public |
| + License along with the GNU C Library; if not, see |
| + <http://www.gnu.org/licenses/>. */ |
| + |
| +#include <sched.h> |
| +#include <sysdep.h> |
| +#include <bits/libc-vdso.h> |
| + |
| + |
| +int |
| +sched_getcpu (void) |
| +{ |
| + unsigned int cpu; |
| + int r = INLINE_VSYSCALL (getcpu, 3, &cpu, NULL, NULL); |
| + |
| + return r == -1 ? r : cpu; |
| +} |
| diff -pruN glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/Versions glibc-2.17-c758a686/sysdeps/unix/sysv/linux/powerpc/Versions |
| |
| |
| @@ -3,5 +3,6 @@ libc { |
| __vdso_get_tbfreq; |
| __vdso_clock_gettime; |
| __vdso_clock_getres; |
| + __vdso_getcpu; |
| } |
| } |