diff mbox series

[3/8] Linux: Add time64 alias for prctl

Message ID 460a87e66eeae056c36a54206580d995f64c0caf.1625492203.git.fweimer@redhat.com
State Superseded
Delegated to: Adhemerval Zanella Netto
Headers show
Series Additional time64 aliases | expand

Checks

Context Check Description
dj/TryBot-apply_patch success Patch applied to master at the time it was sent

Commit Message

Florian Weimer July 5, 2021, 1:42 p.m. UTC
---
 sysdeps/unix/sysv/linux/Makefile              |  4 ++-
 sysdeps/unix/sysv/linux/Versions              |  1 +
 sysdeps/unix/sysv/linux/arm/be/libc.abilist   |  1 +
 sysdeps/unix/sysv/linux/arm/le/libc.abilist   |  1 +
 sysdeps/unix/sysv/linux/csky/libc.abilist     |  1 +
 sysdeps/unix/sysv/linux/hppa/libc.abilist     |  1 +
 sysdeps/unix/sysv/linux/i386/libc.abilist     |  1 +
 .../sysv/linux/m68k/coldfire/libc.abilist     |  1 +
 .../unix/sysv/linux/m68k/m680x0/libc.abilist  |  1 +
 .../sysv/linux/microblaze/be/libc.abilist     |  1 +
 .../sysv/linux/microblaze/le/libc.abilist     |  1 +
 .../sysv/linux/mips/mips32/fpu/libc.abilist   |  1 +
 .../sysv/linux/mips/mips32/nofpu/libc.abilist |  1 +
 .../sysv/linux/mips/mips64/n32/libc.abilist   |  1 +
 sysdeps/unix/sysv/linux/nios2/libc.abilist    |  1 +
 .../linux/powerpc/powerpc32/fpu/libc.abilist  |  1 +
 .../powerpc/powerpc32/nofpu/libc.abilist      |  1 +
 sysdeps/unix/sysv/linux/prctl.c               |  3 ++
 .../unix/sysv/linux/s390/s390-32/libc.abilist |  1 +
 sysdeps/unix/sysv/linux/sh/be/libc.abilist    |  1 +
 sysdeps/unix/sysv/linux/sh/le/libc.abilist    |  1 +
 .../sysv/linux/sparc/sparc32/libc.abilist     |  1 +
 sysdeps/unix/sysv/linux/sys/prctl.h           | 10 ++++++
 sysdeps/unix/sysv/linux/tst-prctl-time64.c    |  1 +
 sysdeps/unix/sysv/linux/tst-prctl.c           | 33 +++++++++++++++++++
 25 files changed, 70 insertions(+), 1 deletion(-)
 create mode 100644 sysdeps/unix/sysv/linux/tst-prctl-time64.c
 create mode 100644 sysdeps/unix/sysv/linux/tst-prctl.c

Comments

Lukasz Majewski July 20, 2021, 8:51 a.m. UTC | #1
Hi Florian,

> ---
>  sysdeps/unix/sysv/linux/Makefile              |  4 ++-
>  sysdeps/unix/sysv/linux/Versions              |  1 +
>  sysdeps/unix/sysv/linux/arm/be/libc.abilist   |  1 +
>  sysdeps/unix/sysv/linux/arm/le/libc.abilist   |  1 +
>  sysdeps/unix/sysv/linux/csky/libc.abilist     |  1 +
>  sysdeps/unix/sysv/linux/hppa/libc.abilist     |  1 +
>  sysdeps/unix/sysv/linux/i386/libc.abilist     |  1 +
>  .../sysv/linux/m68k/coldfire/libc.abilist     |  1 +
>  .../unix/sysv/linux/m68k/m680x0/libc.abilist  |  1 +
>  .../sysv/linux/microblaze/be/libc.abilist     |  1 +
>  .../sysv/linux/microblaze/le/libc.abilist     |  1 +
>  .../sysv/linux/mips/mips32/fpu/libc.abilist   |  1 +
>  .../sysv/linux/mips/mips32/nofpu/libc.abilist |  1 +
>  .../sysv/linux/mips/mips64/n32/libc.abilist   |  1 +
>  sysdeps/unix/sysv/linux/nios2/libc.abilist    |  1 +
>  .../linux/powerpc/powerpc32/fpu/libc.abilist  |  1 +
>  .../powerpc/powerpc32/nofpu/libc.abilist      |  1 +
>  sysdeps/unix/sysv/linux/prctl.c               |  3 ++
>  .../unix/sysv/linux/s390/s390-32/libc.abilist |  1 +
>  sysdeps/unix/sysv/linux/sh/be/libc.abilist    |  1 +
>  sysdeps/unix/sysv/linux/sh/le/libc.abilist    |  1 +
>  .../sysv/linux/sparc/sparc32/libc.abilist     |  1 +
>  sysdeps/unix/sysv/linux/sys/prctl.h           | 10 ++++++
>  sysdeps/unix/sysv/linux/tst-prctl-time64.c    |  1 +
>  sysdeps/unix/sysv/linux/tst-prctl.c           | 33
> +++++++++++++++++++ 25 files changed, 70 insertions(+), 1 deletion(-)
>  create mode 100644 sysdeps/unix/sysv/linux/tst-prctl-time64.c
>  create mode 100644 sysdeps/unix/sysv/linux/tst-prctl.c
> 
> diff --git a/sysdeps/unix/sysv/linux/Makefile
> b/sysdeps/unix/sysv/linux/Makefile index faea02bd1b..6fe358cecc 100644
> --- a/sysdeps/unix/sysv/linux/Makefile
> +++ b/sysdeps/unix/sysv/linux/Makefile
> @@ -116,7 +116,7 @@ tests += tst-clone tst-clone2 tst-clone3
> tst-fanotify tst-personality \ tst-tgkill tst-sysvsem-linux
> tst-sysvmsg-linux tst-sysvshm-linux \ tst-timerfd tst-ppoll \
>  	 tst-clock_adjtime tst-adjtimex tst-ntp_adjtime
> tst-ntp_gettime \
> -	 tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone
> +	 tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone
> tst-prctl 
>  # Test for the symbol version of fcntl that was replaced in glibc
> 2.28. ifeq ($(have-GLIBC_2.27)$(build-shared),yesyes)
> @@ -134,6 +134,8 @@ tests-time64 += \
>    tst-ppoll-time64 \
>    tst-sigtimedwait-time64 \
>    tst-timerfd-time64 \
> +  tst-prctl-time64 \
> +  # tests-time64
>  
>  CFLAGS-tst-sigcontext-get_pc.c = -fasynchronous-unwind-tables
>  
> diff --git a/sysdeps/unix/sysv/linux/Versions
> b/sysdeps/unix/sysv/linux/Versions index c12ee647ae..97e1e81801 100644
> --- a/sysdeps/unix/sysv/linux/Versions
> +++ b/sysdeps/unix/sysv/linux/Versions
> @@ -245,6 +245,7 @@ libc {
>      __ntp_gettime64;
>      __ntp_gettimex64;
>      __ppoll64;
> +    __prctl_time64;
>      __pselec64;
>      __pselect64;
>      __pthread_clockjoin_np64;
> diff --git a/sysdeps/unix/sysv/linux/arm/be/libc.abilist
> b/sysdeps/unix/sysv/linux/arm/be/libc.abilist index
> 1243e62e45..06deef986f 100644 ---
> a/sysdeps/unix/sysv/linux/arm/be/libc.abilist +++
> b/sysdeps/unix/sysv/linux/arm/be/libc.abilist @@ -240,6 +240,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/arm/le/libc.abilist
> b/sysdeps/unix/sysv/linux/arm/le/libc.abilist index
> 4750d5db49..cb5a95ebb9 100644 ---
> a/sysdeps/unix/sysv/linux/arm/le/libc.abilist +++
> b/sysdeps/unix/sysv/linux/arm/le/libc.abilist @@ -237,6 +237,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/csky/libc.abilist
> b/sysdeps/unix/sysv/linux/csky/libc.abilist index
> 6e3263d2fd..76a1898218 100644 ---
> a/sysdeps/unix/sysv/linux/csky/libc.abilist +++
> b/sysdeps/unix/sysv/linux/csky/libc.abilist @@ -2372,6 +2372,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist
> b/sysdeps/unix/sysv/linux/hppa/libc.abilist index
> d21cefe909..cb135fe6ca 100644 ---
> a/sysdeps/unix/sysv/linux/hppa/libc.abilist +++
> b/sysdeps/unix/sysv/linux/hppa/libc.abilist @@ -2325,6 +2325,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist
> b/sysdeps/unix/sysv/linux/i386/libc.abilist index
> f10f233bf6..8941056337 100644 ---
> a/sysdeps/unix/sysv/linux/i386/libc.abilist +++
> b/sysdeps/unix/sysv/linux/i386/libc.abilist @@ -2509,6 +2509,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
> b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist index
> 577f5f171d..7cec07ea16 100644 ---
> a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist +++
> b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist @@ -241,6 +241,7
> @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
> b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist index
> af68a21c02..edc488fe98 100644 ---
> a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist +++
> b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist @@ -2452,6 +2452,7
> @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
> b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist index
> c875c87f93..b382d9b268 100644 ---
> a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist +++
> b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist @@ -2423,6
> +2423,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
> b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist index
> 23835351e3..75752d1400 100644 ---
> a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist +++
> b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist @@ -2420,6
> +2420,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
> b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist index
> 08a16d9140..e362490afb 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist +++
> b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist @@ -2417,6
> +2417,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
> b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist index
> 88a739586c..d2eba312a7 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist +++
> b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist @@ -2415,6
> +2415,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
> b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist index
> a7f8058932..ec5d956d0c 100644 ---
> a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist +++
> b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist @@ -2423,6
> +2423,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/nios2/libc.abilist
> b/sysdeps/unix/sysv/linux/nios2/libc.abilist index
> 00242d3e83..5ffbab4d4c 100644 ---
> a/sysdeps/unix/sysv/linux/nios2/libc.abilist +++
> b/sysdeps/unix/sysv/linux/nios2/libc.abilist @@ -2462,6 +2462,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git
> a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
> b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist index
> 2589b685d6..d4ba30a441 100644 ---
> a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist +++
> b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist @@
> -2479,6 +2479,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34
> __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git
> a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
> b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist index
> e4b172a6e0..8eb206d36e 100644 ---
> a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist +++
> b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist @@
> -2512,6 +2512,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34
> __ntp_gettime64 F GLIBC_2.34 __ntp_gettimex64 F GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/prctl.c
> b/sysdeps/unix/sysv/linux/prctl.c index 85ad4cdd83..2af7b307ef 100644
> --- a/sysdeps/unix/sysv/linux/prctl.c
> +++ b/sysdeps/unix/sysv/linux/prctl.c
> @@ -40,3 +40,6 @@ __prctl (int option, ...)
>  
>  libc_hidden_def (__prctl)
>  weak_alias (__prctl, prctl)
> +#if __TIMESIZE != 64
> +weak_alias (__prctl, __prctl_time64)
> +#endif
> diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
> b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist index
> be2908b27a..a3c80bc9ba 100644 ---
> a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist +++
> b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist @@ -2477,6
> +2477,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sh/be/libc.abilist
> b/sysdeps/unix/sysv/linux/sh/be/libc.abilist index
> 4797150a1c..6692749dac 100644 ---
> a/sysdeps/unix/sysv/linux/sh/be/libc.abilist +++
> b/sysdeps/unix/sysv/linux/sh/be/libc.abilist @@ -2332,6 +2332,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sh/le/libc.abilist
> b/sysdeps/unix/sysv/linux/sh/le/libc.abilist index
> 4d38657618..2207e3811c 100644 ---
> a/sysdeps/unix/sysv/linux/sh/le/libc.abilist +++
> b/sysdeps/unix/sysv/linux/sh/le/libc.abilist @@ -2329,6 +2329,7 @@
> GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
> b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist index
> fe026eb19e..16099127e5 100644 ---
> a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist +++
> b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist @@ -2472,6
> +2472,7 @@ GLIBC_2.34 __nftw64_time64 F GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sys/prctl.h
> b/sysdeps/unix/sysv/linux/sys/prctl.h index c9048c7cdb..db88938b3a
> 100644 --- a/sysdeps/unix/sysv/linux/sys/prctl.h
> +++ b/sysdeps/unix/sysv/linux/sys/prctl.h
> @@ -38,7 +38,17 @@
>  __BEGIN_DECLS
>  
>  /* Control process execution.  */
> +#ifndef __USE_TIME_BITS64
>  extern int prctl (int __option, ...) __THROW;
> +#else
> +# ifdef __REDIRECT
> +extern int __REDIRECT (prctl, (int __option, ...), __prctl_time64)
> __THROW; +# else
> +extern int __prctl_time64 (int __option,d ...) __THROW;
> +#  define ioctl __prctl_time64
> +# endif
> +#endif
> +
>  
>  __END_DECLS
>  
> diff --git a/sysdeps/unix/sysv/linux/tst-prctl-time64.c
> b/sysdeps/unix/sysv/linux/tst-prctl-time64.c new file mode 100644
> index 0000000000..d233e12bf4
> --- /dev/null
> +++ b/sysdeps/unix/sysv/linux/tst-prctl-time64.c
> @@ -0,0 +1 @@
> +#include "tst-prctl.c"
> diff --git a/sysdeps/unix/sysv/linux/tst-prctl.c
> b/sysdeps/unix/sysv/linux/tst-prctl.c new file mode 100644
> index 0000000000..a9dd1dcd85
> --- /dev/null
> +++ b/sysdeps/unix/sysv/linux/tst-prctl.c
> @@ -0,0 +1,33 @@
> +/* Smoke test for prctl.
> +   Copyright (C) 2021 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
> +   <https://www.gnu.org/licenses/>.  */
> +
> +#include <sys/prctl.h>
> +#include <support/check.h>
> +
> +static int
> +do_test (void)
> +{
> +  TEST_COMPARE (prctl (PR_SET_NAME, "thread name", 0, 0, 0), 0);
> +  char buffer[16] = { 0, };
> +  TEST_COMPARE (prctl (PR_GET_NAME, buffer, 0, 0, 0), 0);
> +  char expected[16] = "thread name";
> +  TEST_COMPARE_BLOB (buffer, sizeof (buffer), expected, sizeof
> (expected));
> +  return 0;
> +}
> +
> +#include <support/test-driver.c>

Reviewed-by: Lukasz Majewski <lukma@denx.de>


Best regards,

Lukasz Majewski

--

DENX Software Engineering GmbH,      Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lukma@denx.de
Adhemerval Zanella July 20, 2021, 7:52 p.m. UTC | #2
LGTM, thanks.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

On 05/07/2021 10:42, Florian Weimer via Libc-alpha wrote:
> ---
>  sysdeps/unix/sysv/linux/Makefile              |  4 ++-
>  sysdeps/unix/sysv/linux/Versions              |  1 +
>  sysdeps/unix/sysv/linux/arm/be/libc.abilist   |  1 +
>  sysdeps/unix/sysv/linux/arm/le/libc.abilist   |  1 +
>  sysdeps/unix/sysv/linux/csky/libc.abilist     |  1 +
>  sysdeps/unix/sysv/linux/hppa/libc.abilist     |  1 +
>  sysdeps/unix/sysv/linux/i386/libc.abilist     |  1 +
>  .../sysv/linux/m68k/coldfire/libc.abilist     |  1 +
>  .../unix/sysv/linux/m68k/m680x0/libc.abilist  |  1 +
>  .../sysv/linux/microblaze/be/libc.abilist     |  1 +
>  .../sysv/linux/microblaze/le/libc.abilist     |  1 +
>  .../sysv/linux/mips/mips32/fpu/libc.abilist   |  1 +
>  .../sysv/linux/mips/mips32/nofpu/libc.abilist |  1 +
>  .../sysv/linux/mips/mips64/n32/libc.abilist   |  1 +
>  sysdeps/unix/sysv/linux/nios2/libc.abilist    |  1 +
>  .../linux/powerpc/powerpc32/fpu/libc.abilist  |  1 +
>  .../powerpc/powerpc32/nofpu/libc.abilist      |  1 +
>  sysdeps/unix/sysv/linux/prctl.c               |  3 ++
>  .../unix/sysv/linux/s390/s390-32/libc.abilist |  1 +
>  sysdeps/unix/sysv/linux/sh/be/libc.abilist    |  1 +
>  sysdeps/unix/sysv/linux/sh/le/libc.abilist    |  1 +
>  .../sysv/linux/sparc/sparc32/libc.abilist     |  1 +
>  sysdeps/unix/sysv/linux/sys/prctl.h           | 10 ++++++
>  sysdeps/unix/sysv/linux/tst-prctl-time64.c    |  1 +
>  sysdeps/unix/sysv/linux/tst-prctl.c           | 33 +++++++++++++++++++
>  25 files changed, 70 insertions(+), 1 deletion(-)
>  create mode 100644 sysdeps/unix/sysv/linux/tst-prctl-time64.c
>  create mode 100644 sysdeps/unix/sysv/linux/tst-prctl.c
> 
> diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
> index faea02bd1b..6fe358cecc 100644
> --- a/sysdeps/unix/sysv/linux/Makefile
> +++ b/sysdeps/unix/sysv/linux/Makefile
> @@ -116,7 +116,7 @@ tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \
>  	 tst-tgkill tst-sysvsem-linux tst-sysvmsg-linux tst-sysvshm-linux \
>  	 tst-timerfd tst-ppoll \
>  	 tst-clock_adjtime tst-adjtimex tst-ntp_adjtime tst-ntp_gettime \
> -	 tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone
> +	 tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone tst-prctl
>  
>  # Test for the symbol version of fcntl that was replaced in glibc 2.28.
>  ifeq ($(have-GLIBC_2.27)$(build-shared),yesyes)
> @@ -134,6 +134,8 @@ tests-time64 += \
>    tst-ppoll-time64 \
>    tst-sigtimedwait-time64 \
>    tst-timerfd-time64 \
> +  tst-prctl-time64 \
> +  # tests-time64
>  
>  CFLAGS-tst-sigcontext-get_pc.c = -fasynchronous-unwind-tables
>  

Ok.

> diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions
> index c12ee647ae..97e1e81801 100644
> --- a/sysdeps/unix/sysv/linux/Versions
> +++ b/sysdeps/unix/sysv/linux/Versions
> @@ -245,6 +245,7 @@ libc {
>      __ntp_gettime64;
>      __ntp_gettimex64;
>      __ppoll64;
> +    __prctl_time64;
>      __pselec64;
>      __pselect64;
>      __pthread_clockjoin_np64;

Ok.

> diff --git a/sysdeps/unix/sysv/linux/arm/be/libc.abilist b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
> index 1243e62e45..06deef986f 100644
> --- a/sysdeps/unix/sysv/linux/arm/be/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
> @@ -240,6 +240,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/arm/le/libc.abilist b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
> index 4750d5db49..cb5a95ebb9 100644
> --- a/sysdeps/unix/sysv/linux/arm/le/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
> @@ -237,6 +237,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/csky/libc.abilist b/sysdeps/unix/sysv/linux/csky/libc.abilist
> index 6e3263d2fd..76a1898218 100644
> --- a/sysdeps/unix/sysv/linux/csky/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/csky/libc.abilist
> @@ -2372,6 +2372,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist b/sysdeps/unix/sysv/linux/hppa/libc.abilist
> index d21cefe909..cb135fe6ca 100644
> --- a/sysdeps/unix/sysv/linux/hppa/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist
> @@ -2325,6 +2325,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist b/sysdeps/unix/sysv/linux/i386/libc.abilist
> index f10f233bf6..8941056337 100644
> --- a/sysdeps/unix/sysv/linux/i386/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/i386/libc.abilist
> @@ -2509,6 +2509,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
> index 577f5f171d..7cec07ea16 100644
> --- a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
> @@ -241,6 +241,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
> index af68a21c02..edc488fe98 100644
> --- a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
> @@ -2452,6 +2452,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
> index c875c87f93..b382d9b268 100644
> --- a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
> @@ -2423,6 +2423,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
> index 23835351e3..75752d1400 100644
> --- a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
> @@ -2420,6 +2420,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
> index 08a16d9140..e362490afb 100644
> --- a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
> @@ -2417,6 +2417,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
> index 88a739586c..d2eba312a7 100644
> --- a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
> @@ -2415,6 +2415,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
> index a7f8058932..ec5d956d0c 100644
> --- a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
> @@ -2423,6 +2423,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/nios2/libc.abilist b/sysdeps/unix/sysv/linux/nios2/libc.abilist
> index 00242d3e83..5ffbab4d4c 100644
> --- a/sysdeps/unix/sysv/linux/nios2/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/nios2/libc.abilist
> @@ -2462,6 +2462,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
> index 2589b685d6..d4ba30a441 100644
> --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
> @@ -2479,6 +2479,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
> index e4b172a6e0..8eb206d36e 100644
> --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
> @@ -2512,6 +2512,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/prctl.c b/sysdeps/unix/sysv/linux/prctl.c
> index 85ad4cdd83..2af7b307ef 100644
> --- a/sysdeps/unix/sysv/linux/prctl.c
> +++ b/sysdeps/unix/sysv/linux/prctl.c
> @@ -40,3 +40,6 @@ __prctl (int option, ...)
>  
>  libc_hidden_def (__prctl)
>  weak_alias (__prctl, prctl)
> +#if __TIMESIZE != 64
> +weak_alias (__prctl, __prctl_time64)
> +#endif

Ok.

> diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
> index be2908b27a..a3c80bc9ba 100644
> --- a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
> @@ -2477,6 +2477,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sh/be/libc.abilist b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
> index 4797150a1c..6692749dac 100644
> --- a/sysdeps/unix/sysv/linux/sh/be/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
> @@ -2332,6 +2332,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sh/le/libc.abilist b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
> index 4d38657618..2207e3811c 100644
> --- a/sysdeps/unix/sysv/linux/sh/le/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
> @@ -2329,6 +2329,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
> index fe026eb19e..16099127e5 100644
> --- a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
> +++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
> @@ -2472,6 +2472,7 @@ GLIBC_2.34 __nftw64_time64 F
>  GLIBC_2.34 __ntp_gettime64 F
>  GLIBC_2.34 __ntp_gettimex64 F
>  GLIBC_2.34 __ppoll64 F
> +GLIBC_2.34 __prctl_time64 F
>  GLIBC_2.34 __pselect64 F
>  GLIBC_2.34 __pthread_cleanup_routine F
>  GLIBC_2.34 __pthread_clockjoin_np64 F
> diff --git a/sysdeps/unix/sysv/linux/sys/prctl.h b/sysdeps/unix/sysv/linux/sys/prctl.h
> index c9048c7cdb..db88938b3a 100644
> --- a/sysdeps/unix/sysv/linux/sys/prctl.h
> +++ b/sysdeps/unix/sysv/linux/sys/prctl.h
> @@ -38,7 +38,17 @@
>  __BEGIN_DECLS
>  
>  /* Control process execution.  */
> +#ifndef __USE_TIME_BITS64
>  extern int prctl (int __option, ...) __THROW;
> +#else
> +# ifdef __REDIRECT
> +extern int __REDIRECT (prctl, (int __option, ...), __prctl_time64) __THROW;
> +# else
> +extern int __prctl_time64 (int __option,d ...) __THROW;
> +#  define ioctl __prctl_time64
> +# endif
> +#endif
> +
>  
>  __END_DECLS
>  

Ok.

> diff --git a/sysdeps/unix/sysv/linux/tst-prctl-time64.c b/sysdeps/unix/sysv/linux/tst-prctl-time64.c
> new file mode 100644
> index 0000000000..d233e12bf4
> --- /dev/null
> +++ b/sysdeps/unix/sysv/linux/tst-prctl-time64.c
> @@ -0,0 +1 @@
> +#include "tst-prctl.c"
> diff --git a/sysdeps/unix/sysv/linux/tst-prctl.c b/sysdeps/unix/sysv/linux/tst-prctl.c
> new file mode 100644
> index 0000000000..a9dd1dcd85
> --- /dev/null
> +++ b/sysdeps/unix/sysv/linux/tst-prctl.c
> @@ -0,0 +1,33 @@
> +/* Smoke test for prctl.
> +   Copyright (C) 2021 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
> +   <https://www.gnu.org/licenses/>.  */
> +
> +#include <sys/prctl.h>
> +#include <support/check.h>
> +
> +static int
> +do_test (void)
> +{
> +  TEST_COMPARE (prctl (PR_SET_NAME, "thread name", 0, 0, 0), 0);
> +  char buffer[16] = { 0, };
> +  TEST_COMPARE (prctl (PR_GET_NAME, buffer, 0, 0, 0), 0);
> +  char expected[16] = "thread name";
> +  TEST_COMPARE_BLOB (buffer, sizeof (buffer), expected, sizeof (expected));
> +  return 0;
> +}
> +
> +#include <support/test-driver.c>
> 

Ok.
diff mbox series

Patch

diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index faea02bd1b..6fe358cecc 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -116,7 +116,7 @@  tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \
 	 tst-tgkill tst-sysvsem-linux tst-sysvmsg-linux tst-sysvshm-linux \
 	 tst-timerfd tst-ppoll \
 	 tst-clock_adjtime tst-adjtimex tst-ntp_adjtime tst-ntp_gettime \
-	 tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone
+	 tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone tst-prctl
 
 # Test for the symbol version of fcntl that was replaced in glibc 2.28.
 ifeq ($(have-GLIBC_2.27)$(build-shared),yesyes)
@@ -134,6 +134,8 @@  tests-time64 += \
   tst-ppoll-time64 \
   tst-sigtimedwait-time64 \
   tst-timerfd-time64 \
+  tst-prctl-time64 \
+  # tests-time64
 
 CFLAGS-tst-sigcontext-get_pc.c = -fasynchronous-unwind-tables
 
diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions
index c12ee647ae..97e1e81801 100644
--- a/sysdeps/unix/sysv/linux/Versions
+++ b/sysdeps/unix/sysv/linux/Versions
@@ -245,6 +245,7 @@  libc {
     __ntp_gettime64;
     __ntp_gettimex64;
     __ppoll64;
+    __prctl_time64;
     __pselec64;
     __pselect64;
     __pthread_clockjoin_np64;
diff --git a/sysdeps/unix/sysv/linux/arm/be/libc.abilist b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
index 1243e62e45..06deef986f 100644
--- a/sysdeps/unix/sysv/linux/arm/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/arm/be/libc.abilist
@@ -240,6 +240,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/arm/le/libc.abilist b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
index 4750d5db49..cb5a95ebb9 100644
--- a/sysdeps/unix/sysv/linux/arm/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/arm/le/libc.abilist
@@ -237,6 +237,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/csky/libc.abilist b/sysdeps/unix/sysv/linux/csky/libc.abilist
index 6e3263d2fd..76a1898218 100644
--- a/sysdeps/unix/sysv/linux/csky/libc.abilist
+++ b/sysdeps/unix/sysv/linux/csky/libc.abilist
@@ -2372,6 +2372,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/hppa/libc.abilist b/sysdeps/unix/sysv/linux/hppa/libc.abilist
index d21cefe909..cb135fe6ca 100644
--- a/sysdeps/unix/sysv/linux/hppa/libc.abilist
+++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist
@@ -2325,6 +2325,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/i386/libc.abilist b/sysdeps/unix/sysv/linux/i386/libc.abilist
index f10f233bf6..8941056337 100644
--- a/sysdeps/unix/sysv/linux/i386/libc.abilist
+++ b/sysdeps/unix/sysv/linux/i386/libc.abilist
@@ -2509,6 +2509,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
index 577f5f171d..7cec07ea16 100644
--- a/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist
@@ -241,6 +241,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
index af68a21c02..edc488fe98 100644
--- a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
@@ -2452,6 +2452,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
index c875c87f93..b382d9b268 100644
--- a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
@@ -2423,6 +2423,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
index 23835351e3..75752d1400 100644
--- a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
@@ -2420,6 +2420,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
index 08a16d9140..e362490afb 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
@@ -2417,6 +2417,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
index 88a739586c..d2eba312a7 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
@@ -2415,6 +2415,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
index a7f8058932..ec5d956d0c 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
@@ -2423,6 +2423,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/nios2/libc.abilist b/sysdeps/unix/sysv/linux/nios2/libc.abilist
index 00242d3e83..5ffbab4d4c 100644
--- a/sysdeps/unix/sysv/linux/nios2/libc.abilist
+++ b/sysdeps/unix/sysv/linux/nios2/libc.abilist
@@ -2462,6 +2462,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
index 2589b685d6..d4ba30a441 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
@@ -2479,6 +2479,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
index e4b172a6e0..8eb206d36e 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
@@ -2512,6 +2512,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/prctl.c b/sysdeps/unix/sysv/linux/prctl.c
index 85ad4cdd83..2af7b307ef 100644
--- a/sysdeps/unix/sysv/linux/prctl.c
+++ b/sysdeps/unix/sysv/linux/prctl.c
@@ -40,3 +40,6 @@  __prctl (int option, ...)
 
 libc_hidden_def (__prctl)
 weak_alias (__prctl, prctl)
+#if __TIMESIZE != 64
+weak_alias (__prctl, __prctl_time64)
+#endif
diff --git a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
index be2908b27a..a3c80bc9ba 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
@@ -2477,6 +2477,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/sh/be/libc.abilist b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
index 4797150a1c..6692749dac 100644
--- a/sysdeps/unix/sysv/linux/sh/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
@@ -2332,6 +2332,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/sh/le/libc.abilist b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
index 4d38657618..2207e3811c 100644
--- a/sysdeps/unix/sysv/linux/sh/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
@@ -2329,6 +2329,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
index fe026eb19e..16099127e5 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
@@ -2472,6 +2472,7 @@  GLIBC_2.34 __nftw64_time64 F
 GLIBC_2.34 __ntp_gettime64 F
 GLIBC_2.34 __ntp_gettimex64 F
 GLIBC_2.34 __ppoll64 F
+GLIBC_2.34 __prctl_time64 F
 GLIBC_2.34 __pselect64 F
 GLIBC_2.34 __pthread_cleanup_routine F
 GLIBC_2.34 __pthread_clockjoin_np64 F
diff --git a/sysdeps/unix/sysv/linux/sys/prctl.h b/sysdeps/unix/sysv/linux/sys/prctl.h
index c9048c7cdb..db88938b3a 100644
--- a/sysdeps/unix/sysv/linux/sys/prctl.h
+++ b/sysdeps/unix/sysv/linux/sys/prctl.h
@@ -38,7 +38,17 @@ 
 __BEGIN_DECLS
 
 /* Control process execution.  */
+#ifndef __USE_TIME_BITS64
 extern int prctl (int __option, ...) __THROW;
+#else
+# ifdef __REDIRECT
+extern int __REDIRECT (prctl, (int __option, ...), __prctl_time64) __THROW;
+# else
+extern int __prctl_time64 (int __option,d ...) __THROW;
+#  define ioctl __prctl_time64
+# endif
+#endif
+
 
 __END_DECLS
 
diff --git a/sysdeps/unix/sysv/linux/tst-prctl-time64.c b/sysdeps/unix/sysv/linux/tst-prctl-time64.c
new file mode 100644
index 0000000000..d233e12bf4
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/tst-prctl-time64.c
@@ -0,0 +1 @@ 
+#include "tst-prctl.c"
diff --git a/sysdeps/unix/sysv/linux/tst-prctl.c b/sysdeps/unix/sysv/linux/tst-prctl.c
new file mode 100644
index 0000000000..a9dd1dcd85
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/tst-prctl.c
@@ -0,0 +1,33 @@ 
+/* Smoke test for prctl.
+   Copyright (C) 2021 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
+   <https://www.gnu.org/licenses/>.  */
+
+#include <sys/prctl.h>
+#include <support/check.h>
+
+static int
+do_test (void)
+{
+  TEST_COMPARE (prctl (PR_SET_NAME, "thread name", 0, 0, 0), 0);
+  char buffer[16] = { 0, };
+  TEST_COMPARE (prctl (PR_GET_NAME, buffer, 0, 0, 0), 0);
+  char expected[16] = "thread name";
+  TEST_COMPARE_BLOB (buffer, sizeof (buffer), expected, sizeof (expected));
+  return 0;
+}
+
+#include <support/test-driver.c>