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authorFlorian Weimer <fweimer@redhat.com>2021-07-21 11:42:31 +0200
committerFlorian Weimer <fweimer@redhat.com>2021-07-21 11:58:16 +0200
commitb39ffab860cd743a82c91946619f1b8158b0b65e (patch)
treefa25c15ecf6932037425ce6b1db67e94880eeb09 /sysdeps
parent8a40aff86ba5f64a3a84883e539cb67bd48db030 (diff)
downloadglibc-b39ffab860cd743a82c91946619f1b8158b0b65e.tar.gz
glibc-b39ffab860cd743a82c91946619f1b8158b0b65e.tar.xz
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Linux: Add time64 alias for prctl
Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/unix/sysv/linux/Makefile6
-rw-r--r--sysdeps/unix/sysv/linux/Versions1
-rw-r--r--sysdeps/unix/sysv/linux/arm/be/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/arm/le/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/csky/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/hppa/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/i386/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/m68k/coldfire/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/microblaze/be/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/microblaze/le/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/nios2/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/prctl.c3
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/sh/be/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/sh/le/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist1
-rw-r--r--sysdeps/unix/sysv/linux/sys/prctl.h10
-rw-r--r--sysdeps/unix/sysv/linux/tst-prctl-time64.c1
-rw-r--r--sysdeps/unix/sysv/linux/tst-prctl.c33
25 files changed, 72 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index cceb16be05..123f15c2e3 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -120,7 +120,9 @@ tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \
 	 tst-timerfd tst-ppoll \
 	 tst-clock_adjtime tst-adjtimex tst-ntp_adjtime tst-ntp_gettime \
 	 tst-ntp_gettimex tst-sigtimedwait tst-misalign-clone \
-	 tst-close_range
+  tst-close_range \
+  tst-prctl \
+  # tests
 
 # Test for the symbol version of fcntl that was replaced in glibc 2.28.
 ifeq ($(have-GLIBC_2.27)$(build-shared),yesyes)
@@ -138,6 +140,8 @@ tests-time64 += \
   tst-ppoll-time64 \
   tst-sigtimedwait-time64 \
   tst-timerfd-time64 \
+  tst-prctl-time64 \
+  # tests-time64
 
 tests-clone-internal = \
   tst-align-clone-internal \
diff --git a/sysdeps/unix/sysv/linux/Versions b/sysdeps/unix/sysv/linux/Versions
index 4f0e167dd4..cff3d476da 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 225cd17730..a108dccfe9 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 3731f38a0b..3511d35f5e 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 6678218715..40342891a5 100644
--- a/sysdeps/unix/sysv/linux/csky/libc.abilist
+++ b/sysdeps/unix/sysv/linux/csky/libc.abilist
@@ -2396,6 +2396,7 @@ 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 8f105d3de5..1502aaddd4 100644
--- a/sysdeps/unix/sysv/linux/hppa/libc.abilist
+++ b/sysdeps/unix/sysv/linux/hppa/libc.abilist
@@ -2347,6 +2347,7 @@ 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 53ddabd021..70a0f7f1c3 100644
--- a/sysdeps/unix/sysv/linux/i386/libc.abilist
+++ b/sysdeps/unix/sysv/linux/i386/libc.abilist
@@ -2531,6 +2531,7 @@ 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 23168e8042..13ac607c49 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 a63ac5624b..662a519095 100644
--- a/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
+++ b/sysdeps/unix/sysv/linux/m68k/m680x0/libc.abilist
@@ -2474,6 +2474,7 @@ 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 f9f6dfb8b5..fc0c6b6acc 100644
--- a/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/be/libc.abilist
@@ -2447,6 +2447,7 @@ 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 97d03fae0c..56a52de049 100644
--- a/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/microblaze/le/libc.abilist
@@ -2444,6 +2444,7 @@ 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 0deeb17651..4aa9e33b7d 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/fpu/libc.abilist
@@ -2439,6 +2439,7 @@ 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 55432c52b7..1c1227301b 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips32/nofpu/libc.abilist
@@ -2437,6 +2437,7 @@ 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 daa0d49906..876893455e 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/libc.abilist
@@ -2445,6 +2445,7 @@ 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 36dcfc8839..dc41e17487 100644
--- a/sysdeps/unix/sysv/linux/nios2/libc.abilist
+++ b/sysdeps/unix/sysv/linux/nios2/libc.abilist
@@ -2486,6 +2486,7 @@ 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 8283409237..9e3311a978 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist
@@ -2501,6 +2501,7 @@ 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 590eda0af6..2ac6aa068f 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist
@@ -2534,6 +2534,7 @@ 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 08b02158a1..644f6b734c 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/s390/s390-32/libc.abilist
@@ -2499,6 +2499,7 @@ 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 416db82cbd..369dccc4af 100644
--- a/sysdeps/unix/sysv/linux/sh/be/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/be/libc.abilist
@@ -2354,6 +2354,7 @@ 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 6be813c3db..4254360898 100644
--- a/sysdeps/unix/sysv/linux/sh/le/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sh/le/libc.abilist
@@ -2351,6 +2351,7 @@ 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 ce61dd9556..31f43ed414 100644
--- a/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
+++ b/sysdeps/unix/sysv/linux/sparc/sparc32/libc.abilist
@@ -2494,6 +2494,7 @@ 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>