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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-05-30 08:04:06 -0300 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2019-08-05 16:38:22 -0300 |
commit | 5e855c8954014bca7b0d6f07312ec09553695ffd (patch) | |
tree | 92f5a75cdb6c24563b8f02bf9497276c6968b0f5 /sysdeps/unix/sysv/linux/s390/s390-32 | |
parent | 27a0914e4586b06375b20731fa6515fe30334373 (diff) | |
download | glibc-5e855c8954014bca7b0d6f07312ec09553695ffd.tar.gz glibc-5e855c8954014bca7b0d6f07312ec09553695ffd.tar.xz glibc-5e855c8954014bca7b0d6f07312ec09553695ffd.zip |
s390: Enable VDSO for static linking
Although s390 only enables vDSO for dynamically linked elf binaries (arch/s390/kernel/vdso.c:217), there is no indication in the code or associated commit message for why not enable it for statically linked binaries as well. To double check, I rebuilt a kernel with the check removed and the vDSO does work for static build for supplied symbols. Checked on s390x-linux-gnu and s390-linux-gnu. [BZ #19767] * sysdeps/unix/sysv/linux/s390/init-first.c: Remove #ifdef SHARED. * sysdeps/unix/sysv/linux/s390/libc-vdso.h: Likewise. * sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h (ALWAYS_USE_VSYSCALL): Define. * sysdeps/unix/sysv/linux/s390/s390-64/sysdep.h (ALWAYS_USE_VSYSCALL): Likewise.
Diffstat (limited to 'sysdeps/unix/sysv/linux/s390/s390-32')
-rw-r--r-- | sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h index 640fb52de1..47d1c5cdb2 100644 --- a/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h +++ b/sysdeps/unix/sysv/linux/s390/s390-32/sysdep.h @@ -19,6 +19,9 @@ #ifndef _LINUX_S390_SYSDEP_H #define _LINUX_S390_SYSDEP_H +/* Always enable vsyscalls on s390-32. */ +#define ALWAYS_USE_VSYSCALL 1 + #include <sysdeps/s390/s390-32/sysdep.h> #include <sysdeps/unix/sysdep.h> #include <sysdeps/unix/sysv/linux/sysdep.h> |