diff options
| -rw-r--r-- | ChangeLog | 11 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/init-first.c | 6 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/libc-vdso.h | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h | 1 |
5 files changed, 21 insertions, 0 deletions
@@ -1,3 +1,14 @@ +2016-05-09 Stefan Liebler <stli@linux.vnet.ibm.com> + + * sysdeps/unix/sysv/linux/s390/init-first.c: + Add VDSO_SYMBOL(getcpu). + (_libc_vdso_platform_setup): Initialize VDSO_SYMBOL(getcpu). + * sysdeps/unix/sysv/linux/s390/libc-vdso.h: + Add VDSO_SYMBOL(getcpu). + * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h: + New define HAVE_GETCPU_VSYSCALL. + * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h: Likewise. + 2016-05-08 H.J. Lu <hongjiu.lu@intel.com> * sysdeps/i386/cacheinfo.c: Include <sysdeps/x86/cacheinfo.c> diff --git a/sysdeps/unix/sysv/linux/s390/init-first.c b/sysdeps/unix/sysv/linux/s390/init-first.c index d3a20fd..7498cbe 100644 --- a/sysdeps/unix/sysv/linux/s390/init-first.c +++ b/sysdeps/unix/sysv/linux/s390/init-first.c @@ -29,6 +29,8 @@ long int (*VDSO_SYMBOL(clock_gettime)) (clockid_t, struct timespec *) long int (*VDSO_SYMBOL(clock_getres)) (clockid_t, struct timespec *) __attribute__ ((nocommon)); +long int (*VDSO_SYMBOL(getcpu)) (unsigned *, unsigned *, void *) + attribute_hidden; static inline void _libc_vdso_platform_setup (void) @@ -46,6 +48,10 @@ _libc_vdso_platform_setup (void) p = _dl_vdso_vsym ("__kernel_clock_getres", &linux2629); PTR_MANGLE (p); VDSO_SYMBOL (clock_getres) = p; + + p = _dl_vdso_vsym ("__kernel_getcpu", &linux2629); + PTR_MANGLE (p); + VDSO_SYMBOL (getcpu) = p; } # define VDSO_SETUP _libc_vdso_platform_setup diff --git a/sysdeps/unix/sysv/linux/s390/libc-vdso.h b/sysdeps/unix/sysv/linux/s390/libc-vdso.h index d2a8316..512b3ba 100644 --- a/sysdeps/unix/sysv/linux/s390/libc-vdso.h +++ b/sysdeps/unix/sysv/linux/s390/libc-vdso.h @@ -31,6 +31,8 @@ extern long int (*VDSO_SYMBOL(clock_gettime)) (clockid_t, struct timespec *); extern long int (*VDSO_SYMBOL(clock_getres)) (clockid_t, struct timespec *); +extern long int (*VDSO_SYMBOL(getcpu)) (unsigned *, unsigned *, void *) + attribute_hidden; #endif #endif /* _LIBC_VDSO_H */ diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h index 3540416..651e1ee 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h +++ b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h @@ -283,6 +283,7 @@ #define HAVE_CLOCK_GETRES_VSYSCALL 1 #define HAVE_CLOCK_GETTIME_VSYSCALL 1 #define HAVE_GETTIMEOFDAY_VSYSCALL 1 +#define HAVE_GETCPU_VSYSCALL 1 /* This version is for internal uses when there is no desire to set errno */ diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h index 6f390ff..702b0b6 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h +++ b/sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h @@ -289,6 +289,7 @@ #define HAVE_CLOCK_GETRES_VSYSCALL 1 #define HAVE_CLOCK_GETTIME_VSYSCALL 1 #define HAVE_GETTIMEOFDAY_VSYSCALL 1 +#define HAVE_GETCPU_VSYSCALL 1 /* This version is for internal uses when there is no desire to set errno */ |