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-rw-r--r--sysdeps/powerpc/atomic-machine.h1
-rw-r--r--sysdeps/powerpc/ffs.c1
-rw-r--r--sysdeps/powerpc/fpu/e_hypot.c1
-rw-r--r--sysdeps/powerpc/fpu/e_hypotf.c1
-rw-r--r--sysdeps/powerpc/fpu/fedisblxcpt.c1
-rw-r--r--sysdeps/powerpc/fpu/feenablxcpt.c1
-rw-r--r--sysdeps/powerpc/fpu/fegetexcept.c1
-rw-r--r--sysdeps/powerpc/fpu/fesetround.c1
-rw-r--r--sysdeps/powerpc/fpu/feupdateenv.c1
-rw-r--r--sysdeps/powerpc/fpu/tst-setcontext-fpscr.c2
-rw-r--r--sysdeps/powerpc/jmpbuf-unwind.h1
-rw-r--r--sysdeps/powerpc/nofpu/fclrexcpt.c1
-rw-r--r--sysdeps/powerpc/nofpu/fedisblxcpt.c1
-rw-r--r--sysdeps/powerpc/nofpu/feenablxcpt.c1
-rw-r--r--sysdeps/powerpc/nofpu/fegetenv.c1
-rw-r--r--sysdeps/powerpc/nofpu/fegetexcept.c1
-rw-r--r--sysdeps/powerpc/nofpu/fegetround.c1
-rw-r--r--sysdeps/powerpc/nofpu/feholdexcpt.c1
-rw-r--r--sysdeps/powerpc/nofpu/fenv_const.c1
-rw-r--r--sysdeps/powerpc/nofpu/fesetenv.c1
-rw-r--r--sysdeps/powerpc/nofpu/fesetround.c1
-rw-r--r--sysdeps/powerpc/nofpu/feupdateenv.c1
-rw-r--r--sysdeps/powerpc/nofpu/fgetexcptflg.c1
-rw-r--r--sysdeps/powerpc/nofpu/fraiseexcpt.c1
-rw-r--r--sysdeps/powerpc/nofpu/fsetexcptflg.c1
-rw-r--r--sysdeps/powerpc/nofpu/ftestexcept.c1
-rw-r--r--sysdeps/powerpc/nofpu/sim-full.c1
-rw-r--r--sysdeps/powerpc/nofpu/soft-supp.h1
-rw-r--r--sysdeps/powerpc/nofpu/sqrtdf2.c2
-rw-r--r--sysdeps/powerpc/nofpu/sqrtsf2.c2
-rw-r--r--sysdeps/powerpc/nptl/pthread_spin_lock.c1
-rw-r--r--sysdeps/powerpc/nptl/pthread_spin_trylock.c1
-rw-r--r--sysdeps/powerpc/power4/wordcopy.c1
-rw-r--r--sysdeps/powerpc/power6/wordcopy.c2
-rw-r--r--sysdeps/powerpc/powerpc32/a2/memcpy.S1
-rw-r--r--sysdeps/powerpc/powerpc32/atomic-machine.h1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/hp-timing.h1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/memcopy.h1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/multiarch/memchr-power7.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/multiarch/memrchr-power7.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/multiarch/strnlen-power7.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/memchr.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/memcpy.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/mempcpy.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/memrchr.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/memset.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/rawmemchr.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/strchr.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/strchrnul.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/strlen.S1
-rw-r--r--sysdeps/powerpc/powerpc32/power7/strnlen.S1
-rw-r--r--sysdeps/powerpc/powerpc64/a2/memcpy.S1
-rw-r--r--sysdeps/powerpc/powerpc64/atomic-machine.h1
-rw-r--r--sysdeps/powerpc/powerpc64/ffsll.c1
-rw-r--r--sysdeps/powerpc/powerpc64/hp-timing.h1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/memchr.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/memcpy.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/mempcpy.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/memrchr.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/memset.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/rawmemchr.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/strchr.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/strchrnul.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/strlen.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power7/strnlen.S1
-rw-r--r--sysdeps/powerpc/powerpc64/power8/memrchr.S1
70 files changed, 0 insertions, 74 deletions
diff --git a/sysdeps/powerpc/atomic-machine.h b/sysdeps/powerpc/atomic-machine.h
index cc3991b72f..7535ba5d19 100644
--- a/sysdeps/powerpc/atomic-machine.h
+++ b/sysdeps/powerpc/atomic-machine.h
@@ -1,7 +1,6 @@
 /* Atomic operations.  PowerPC Common version.
    Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/ffs.c b/sysdeps/powerpc/ffs.c
index a2b583fad0..9d681795d8 100644
--- a/sysdeps/powerpc/ffs.c
+++ b/sysdeps/powerpc/ffs.c
@@ -2,7 +2,6 @@
    For PowerPC.
    Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Torbjorn Granlund (tege@sics.se).
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/fpu/e_hypot.c b/sysdeps/powerpc/fpu/e_hypot.c
index b8dd2ff8d0..f96c589bbd 100644
--- a/sysdeps/powerpc/fpu/e_hypot.c
+++ b/sysdeps/powerpc/fpu/e_hypot.c
@@ -1,7 +1,6 @@
 /* Pythagorean addition using doubles
    Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library
-   Contributed by Adhemerval Zanella <azanella@br.ibm.com>, 2011
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public License as
diff --git a/sysdeps/powerpc/fpu/e_hypotf.c b/sysdeps/powerpc/fpu/e_hypotf.c
index 1ac0a181c1..fa201dda51 100644
--- a/sysdeps/powerpc/fpu/e_hypotf.c
+++ b/sysdeps/powerpc/fpu/e_hypotf.c
@@ -1,7 +1,6 @@
 /* Pythagorean addition using floats
    Copyright (C) 2011-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Adhemerval Zanella <azanella@br.ibm.com>, 2011
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public License as
diff --git a/sysdeps/powerpc/fpu/fedisblxcpt.c b/sysdeps/powerpc/fpu/fedisblxcpt.c
index 684bcead89..84512d36f0 100644
--- a/sysdeps/powerpc/fpu/fedisblxcpt.c
+++ b/sysdeps/powerpc/fpu/fedisblxcpt.c
@@ -1,7 +1,6 @@
 /* Disable floating-point exceptions.
    Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Geoffrey Keating <geoffk@geoffk.org>, 2000.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/fpu/feenablxcpt.c b/sysdeps/powerpc/fpu/feenablxcpt.c
index 8902ac01a4..6a38ec894c 100644
--- a/sysdeps/powerpc/fpu/feenablxcpt.c
+++ b/sysdeps/powerpc/fpu/feenablxcpt.c
@@ -1,7 +1,6 @@
 /* Enable floating-point exceptions.
    Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Geoffrey Keating <geoffk@geoffk.org>, 2000.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/fpu/fegetexcept.c b/sysdeps/powerpc/fpu/fegetexcept.c
index 99e059a5bc..5bdba70233 100644
--- a/sysdeps/powerpc/fpu/fegetexcept.c
+++ b/sysdeps/powerpc/fpu/fegetexcept.c
@@ -1,7 +1,6 @@
 /* Get floating-point exceptions.
    Copyright (C) 2000-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Geoffrey Keating <geoffk@geoffk.org>, 2000.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/fpu/fesetround.c b/sysdeps/powerpc/fpu/fesetround.c
index 7c68b73230..1a02b17824 100644
--- a/sysdeps/powerpc/fpu/fesetround.c
+++ b/sysdeps/powerpc/fpu/fesetround.c
@@ -1,7 +1,6 @@
 /* Set current rounding direction.
    Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/fpu/feupdateenv.c b/sysdeps/powerpc/fpu/feupdateenv.c
index b8f2c72eeb..031572f0af 100644
--- a/sysdeps/powerpc/fpu/feupdateenv.c
+++ b/sysdeps/powerpc/fpu/feupdateenv.c
@@ -1,7 +1,6 @@
 /* Install given floating-point environment and raise exceptions.
    Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c b/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c
index 2b48c57969..cee11cc676 100644
--- a/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c
+++ b/sysdeps/powerpc/fpu/tst-setcontext-fpscr.c
@@ -1,7 +1,5 @@
 /* Copyright (C) 2001-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Ryan S. Arnold <rsa@us.ibm.com>
-                  Sean Curry <spcurry@us.ibm.com>
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/jmpbuf-unwind.h b/sysdeps/powerpc/jmpbuf-unwind.h
index 479cee1a6a..9e7c87a0bd 100644
--- a/sysdeps/powerpc/jmpbuf-unwind.h
+++ b/sysdeps/powerpc/jmpbuf-unwind.h
@@ -1,6 +1,5 @@
 /* Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/nofpu/fclrexcpt.c b/sysdeps/powerpc/nofpu/fclrexcpt.c
index 7b135377d1..47c4f74434 100644
--- a/sysdeps/powerpc/nofpu/fclrexcpt.c
+++ b/sysdeps/powerpc/nofpu/fclrexcpt.c
@@ -1,6 +1,5 @@
 /* Clear floating-point exceptions (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fedisblxcpt.c b/sysdeps/powerpc/nofpu/fedisblxcpt.c
index 5905e59c31..a23a3cf1af 100644
--- a/sysdeps/powerpc/nofpu/fedisblxcpt.c
+++ b/sysdeps/powerpc/nofpu/fedisblxcpt.c
@@ -1,6 +1,5 @@
 /* Disable exceptions (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/feenablxcpt.c b/sysdeps/powerpc/nofpu/feenablxcpt.c
index 5382272467..5a2934a9e3 100644
--- a/sysdeps/powerpc/nofpu/feenablxcpt.c
+++ b/sysdeps/powerpc/nofpu/feenablxcpt.c
@@ -1,6 +1,5 @@
 /* Enable exceptions (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fegetenv.c b/sysdeps/powerpc/nofpu/fegetenv.c
index 60f8e4ec93..0f37f2b3fa 100644
--- a/sysdeps/powerpc/nofpu/fegetenv.c
+++ b/sysdeps/powerpc/nofpu/fegetenv.c
@@ -1,6 +1,5 @@
 /* Store current floating-point environment (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002, 2010.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fegetexcept.c b/sysdeps/powerpc/nofpu/fegetexcept.c
index 2ae706ce7a..0298294b99 100644
--- a/sysdeps/powerpc/nofpu/fegetexcept.c
+++ b/sysdeps/powerpc/nofpu/fegetexcept.c
@@ -1,6 +1,5 @@
 /* Get floating-point exceptions (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fegetround.c b/sysdeps/powerpc/nofpu/fegetround.c
index 064ce4c4f5..f222c766fa 100644
--- a/sysdeps/powerpc/nofpu/fegetround.c
+++ b/sysdeps/powerpc/nofpu/fegetround.c
@@ -1,6 +1,5 @@
 /* Return current rounding mode (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/feholdexcpt.c b/sysdeps/powerpc/nofpu/feholdexcpt.c
index 8daee529ed..def0a15489 100644
--- a/sysdeps/powerpc/nofpu/feholdexcpt.c
+++ b/sysdeps/powerpc/nofpu/feholdexcpt.c
@@ -1,7 +1,6 @@
 /* Store current floating-point environment and clear exceptions
    (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fenv_const.c b/sysdeps/powerpc/nofpu/fenv_const.c
index 5e68d7c70d..6a86fc5053 100644
--- a/sysdeps/powerpc/nofpu/fenv_const.c
+++ b/sysdeps/powerpc/nofpu/fenv_const.c
@@ -1,6 +1,5 @@
 /* Constants for fenv_bits.h (soft float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fesetenv.c b/sysdeps/powerpc/nofpu/fesetenv.c
index 0ac605377f..ecb4b01825 100644
--- a/sysdeps/powerpc/nofpu/fesetenv.c
+++ b/sysdeps/powerpc/nofpu/fesetenv.c
@@ -1,6 +1,5 @@
 /* Set floating point environment (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fesetround.c b/sysdeps/powerpc/nofpu/fesetround.c
index ea4b9571c2..b378d0c634 100644
--- a/sysdeps/powerpc/nofpu/fesetround.c
+++ b/sysdeps/powerpc/nofpu/fesetround.c
@@ -1,6 +1,5 @@
 /* Set rounding mode (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/feupdateenv.c b/sysdeps/powerpc/nofpu/feupdateenv.c
index e073debc59..fac5222629 100644
--- a/sysdeps/powerpc/nofpu/feupdateenv.c
+++ b/sysdeps/powerpc/nofpu/feupdateenv.c
@@ -1,7 +1,6 @@
 /* Install given floating-point environment and raise exceptions
    (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fgetexcptflg.c b/sysdeps/powerpc/nofpu/fgetexcptflg.c
index 147cf7e0a6..fceb9c0d6f 100644
--- a/sysdeps/powerpc/nofpu/fgetexcptflg.c
+++ b/sysdeps/powerpc/nofpu/fgetexcptflg.c
@@ -1,6 +1,5 @@
 /* Store current representation for exceptions (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fraiseexcpt.c b/sysdeps/powerpc/nofpu/fraiseexcpt.c
index 2d19882851..55e16b53ea 100644
--- a/sysdeps/powerpc/nofpu/fraiseexcpt.c
+++ b/sysdeps/powerpc/nofpu/fraiseexcpt.c
@@ -1,6 +1,5 @@
 /* Raise given exceptions (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/fsetexcptflg.c b/sysdeps/powerpc/nofpu/fsetexcptflg.c
index 2c8015dbe6..28190ddf5e 100644
--- a/sysdeps/powerpc/nofpu/fsetexcptflg.c
+++ b/sysdeps/powerpc/nofpu/fsetexcptflg.c
@@ -1,6 +1,5 @@
 /* Set floating-point environment exception handling (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/ftestexcept.c b/sysdeps/powerpc/nofpu/ftestexcept.c
index b7d08eca96..a764ab5bd3 100644
--- a/sysdeps/powerpc/nofpu/ftestexcept.c
+++ b/sysdeps/powerpc/nofpu/ftestexcept.c
@@ -1,6 +1,5 @@
 /* Test floating-point exceptions (soft-float edition).
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/sim-full.c b/sysdeps/powerpc/nofpu/sim-full.c
index ab1e97d9ed..c2bf888b7c 100644
--- a/sysdeps/powerpc/nofpu/sim-full.c
+++ b/sysdeps/powerpc/nofpu/sim-full.c
@@ -1,6 +1,5 @@
 /* Software floating-point exception handling emulation.
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/soft-supp.h b/sysdeps/powerpc/nofpu/soft-supp.h
index 345dfdffda..1cd19df837 100644
--- a/sysdeps/powerpc/nofpu/soft-supp.h
+++ b/sysdeps/powerpc/nofpu/soft-supp.h
@@ -1,6 +1,5 @@
 /* Internal support stuff for complete soft float.
    Copyright (C) 2002-2021 Free Software Foundation, Inc.
-   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/nofpu/sqrtdf2.c b/sysdeps/powerpc/nofpu/sqrtdf2.c
index 7204632d68..5da213d9a1 100644
--- a/sysdeps/powerpc/nofpu/sqrtdf2.c
+++ b/sysdeps/powerpc/nofpu/sqrtdf2.c
@@ -2,8 +2,6 @@
    Return sqrt(a)
    Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Richard Henderson (rth@cygnus.com) and
-		  Jakub Jelinek (jj@ultra.linux.cz).
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/nofpu/sqrtsf2.c b/sysdeps/powerpc/nofpu/sqrtsf2.c
index 2b19e3a746..2137d0b5f7 100644
--- a/sysdeps/powerpc/nofpu/sqrtsf2.c
+++ b/sysdeps/powerpc/nofpu/sqrtsf2.c
@@ -2,8 +2,6 @@
    Return sqrt(a)
    Copyright (C) 1997-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Richard Henderson (rth@cygnus.com) and
-		  Jakub Jelinek (jj@ultra.linux.cz).
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/nptl/pthread_spin_lock.c b/sysdeps/powerpc/nptl/pthread_spin_lock.c
index a17dd41c10..b62612fc3e 100644
--- a/sysdeps/powerpc/nptl/pthread_spin_lock.c
+++ b/sysdeps/powerpc/nptl/pthread_spin_lock.c
@@ -1,6 +1,5 @@
 /* Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/nptl/pthread_spin_trylock.c b/sysdeps/powerpc/nptl/pthread_spin_trylock.c
index a9021b26ae..45fe6ad294 100644
--- a/sysdeps/powerpc/nptl/pthread_spin_trylock.c
+++ b/sysdeps/powerpc/nptl/pthread_spin_trylock.c
@@ -1,6 +1,5 @@
 /* Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/power4/wordcopy.c b/sysdeps/powerpc/power4/wordcopy.c
index f7ca1df7c3..e5c951574c 100644
--- a/sysdeps/powerpc/power4/wordcopy.c
+++ b/sysdeps/powerpc/power4/wordcopy.c
@@ -1,7 +1,6 @@
 /* _memcopy.c -- subroutines for memory copy functions.
    Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Torbjorn Granlund (tege@sics.se).
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/power6/wordcopy.c b/sysdeps/powerpc/power6/wordcopy.c
index fc36f250bc..278b26c79f 100644
--- a/sysdeps/powerpc/power6/wordcopy.c
+++ b/sysdeps/powerpc/power6/wordcopy.c
@@ -1,8 +1,6 @@
 /* _memcopy.c -- subroutines for memory copy functions.
    Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Torbjorn Granlund (tege@sics.se).
-   Updated for POWER6 by Steven Munroe (sjmunroe@us.ibm.com).
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/powerpc32/a2/memcpy.S b/sysdeps/powerpc/powerpc32/a2/memcpy.S
index 41eb5aaf3c..ef51774e3f 100644
--- a/sysdeps/powerpc/powerpc32/a2/memcpy.S
+++ b/sysdeps/powerpc/powerpc32/a2/memcpy.S
@@ -1,6 +1,5 @@
 /* Optimized memcpy implementation for PowerPC A2.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Michael Brutman <brutman@us.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/atomic-machine.h b/sysdeps/powerpc/powerpc32/atomic-machine.h
index c03507ec1d..125a24ddf7 100644
--- a/sysdeps/powerpc/powerpc32/atomic-machine.h
+++ b/sysdeps/powerpc/powerpc32/atomic-machine.h
@@ -1,7 +1,6 @@
 /* Atomic operations.  PowerPC32 version.
    Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/powerpc32/power4/hp-timing.h b/sysdeps/powerpc/powerpc32/power4/hp-timing.h
index d1e5b3ca54..ee5e016b5c 100644
--- a/sysdeps/powerpc/powerpc32/power4/hp-timing.h
+++ b/sysdeps/powerpc/powerpc32/power4/hp-timing.h
@@ -1,7 +1,6 @@
 /* High precision, low overhead timing functions.  powerpc64 version.
    Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/powerpc32/power4/memcopy.h b/sysdeps/powerpc/powerpc32/power4/memcopy.h
index a38e79307c..88c0ec0710 100644
--- a/sysdeps/powerpc/powerpc32/power4/memcopy.h
+++ b/sysdeps/powerpc/powerpc32/power4/memcopy.h
@@ -1,7 +1,6 @@
 /* memcopy.h -- definitions for memory copy functions.  Generic C version.
    Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Torbjorn Granlund (tege@sics.se).
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S
index a4b82f24f0..e6c4d0ac09 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power6.S
@@ -1,6 +1,5 @@
 /* Optimized bzero implementation for PowerPC32/POWER6.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S
index e59af8621b..67c4bfe3b8 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-power7.S
@@ -1,6 +1,5 @@
 /* Optimized bzero implementation for PowerPC32/POWER7.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S
index 04413f690d..c752d7e35d 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/bzero-ppc32.S
@@ -1,6 +1,5 @@
 /* Optimized bzero implementation for PowerPC32/PPC32.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memchr-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/memchr-power7.S
index 55da8ad023..fc2f6f6581 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/memchr-power7.S
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memchr-power7.S
@@ -1,6 +1,5 @@
 /* Optimized memchr implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/memrchr-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/memrchr-power7.S
index b5612c5463..1b85e85308 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/memrchr-power7.S
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/memrchr-power7.S
@@ -1,6 +1,5 @@
 /* Optimized memrchr implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S
index d73153ed73..3b75dda9cd 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S
@@ -1,6 +1,5 @@
 /* Optimized rawrawmemchr implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/strnlen-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/strnlen-power7.S
index 201593f874..42d6d28ade 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/strnlen-power7.S
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/strnlen-power7.S
@@ -1,6 +1,5 @@
 /* Optimized strnlen implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/memchr.S b/sysdeps/powerpc/powerpc32/power7/memchr.S
index 82bf05adbb..bbd332682a 100644
--- a/sysdeps/powerpc/powerpc32/power7/memchr.S
+++ b/sysdeps/powerpc/powerpc32/power7/memchr.S
@@ -1,6 +1,5 @@
 /* Optimized memchr implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/memcpy.S b/sysdeps/powerpc/powerpc32/power7/memcpy.S
index a129234a95..58c8620abf 100644
--- a/sysdeps/powerpc/powerpc32/power7/memcpy.S
+++ b/sysdeps/powerpc/powerpc32/power7/memcpy.S
@@ -1,6 +1,5 @@
 /* Optimized memcpy implementation for PowerPC32/POWER7.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/mempcpy.S b/sysdeps/powerpc/powerpc32/power7/mempcpy.S
index 49b9369f7b..2ea50fbbcb 100644
--- a/sysdeps/powerpc/powerpc32/power7/mempcpy.S
+++ b/sysdeps/powerpc/powerpc32/power7/mempcpy.S
@@ -1,6 +1,5 @@
 /* Optimized mempcpy implementation for POWER7.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/memrchr.S b/sysdeps/powerpc/powerpc32/power7/memrchr.S
index 5d8c4b7de6..73a2d8e120 100644
--- a/sysdeps/powerpc/powerpc32/power7/memrchr.S
+++ b/sysdeps/powerpc/powerpc32/power7/memrchr.S
@@ -1,6 +1,5 @@
 /* Optimized memrchr implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/memset.S b/sysdeps/powerpc/powerpc32/power7/memset.S
index 4619d6cfbe..b74d0bc3aa 100644
--- a/sysdeps/powerpc/powerpc32/power7/memset.S
+++ b/sysdeps/powerpc/powerpc32/power7/memset.S
@@ -1,6 +1,5 @@
 /* Optimized memset implementation for PowerPC32/POWER7.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/rawmemchr.S b/sysdeps/powerpc/powerpc32/power7/rawmemchr.S
index f18cea4924..369b881036 100644
--- a/sysdeps/powerpc/powerpc32/power7/rawmemchr.S
+++ b/sysdeps/powerpc/powerpc32/power7/rawmemchr.S
@@ -1,6 +1,5 @@
 /* Optimized rawmemchr implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/strchr.S b/sysdeps/powerpc/powerpc32/power7/strchr.S
index 8277d4fdcb..cb621e3a8d 100644
--- a/sysdeps/powerpc/powerpc32/power7/strchr.S
+++ b/sysdeps/powerpc/powerpc32/power7/strchr.S
@@ -1,6 +1,5 @@
 /* Optimized strchr implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/strchrnul.S b/sysdeps/powerpc/powerpc32/power7/strchrnul.S
index 17c553b274..c716f691ae 100644
--- a/sysdeps/powerpc/powerpc32/power7/strchrnul.S
+++ b/sysdeps/powerpc/powerpc32/power7/strchrnul.S
@@ -1,6 +1,5 @@
 /* Optimized strchrnul implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/strlen.S b/sysdeps/powerpc/powerpc32/power7/strlen.S
index 0c7da4b7bd..ee0f254e1e 100644
--- a/sysdeps/powerpc/powerpc32/power7/strlen.S
+++ b/sysdeps/powerpc/powerpc32/power7/strlen.S
@@ -1,6 +1,5 @@
 /* Optimized strlen implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc32/power7/strnlen.S b/sysdeps/powerpc/powerpc32/power7/strnlen.S
index 2b3b7faf52..67ff821d19 100644
--- a/sysdeps/powerpc/powerpc32/power7/strnlen.S
+++ b/sysdeps/powerpc/powerpc32/power7/strnlen.S
@@ -1,6 +1,5 @@
 /* Optimized strnlen implementation for PowerPC32/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/a2/memcpy.S b/sysdeps/powerpc/powerpc64/a2/memcpy.S
index c20671491a..932f4c8381 100644
--- a/sysdeps/powerpc/powerpc64/a2/memcpy.S
+++ b/sysdeps/powerpc/powerpc64/a2/memcpy.S
@@ -1,6 +1,5 @@
 /* Optimized memcpy implementation for PowerPC A2.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Michael Brutman <brutman@us.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/atomic-machine.h b/sysdeps/powerpc/powerpc64/atomic-machine.h
index 28334c2c31..0391ac3b75 100644
--- a/sysdeps/powerpc/powerpc64/atomic-machine.h
+++ b/sysdeps/powerpc/powerpc64/atomic-machine.h
@@ -1,7 +1,6 @@
 /* Atomic operations.  PowerPC64 version.
    Copyright (C) 2003-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/powerpc64/ffsll.c b/sysdeps/powerpc/powerpc64/ffsll.c
index 8959992b15..ef5280248b 100644
--- a/sysdeps/powerpc/powerpc64/ffsll.c
+++ b/sysdeps/powerpc/powerpc64/ffsll.c
@@ -2,7 +2,6 @@
    For PowerPC.
    Copyright (C) 1991-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Torbjorn Granlund (tege@sics.se).
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/powerpc64/hp-timing.h b/sysdeps/powerpc/powerpc64/hp-timing.h
index dc2881ecc7..a2f6303c0e 100644
--- a/sysdeps/powerpc/powerpc64/hp-timing.h
+++ b/sysdeps/powerpc/powerpc64/hp-timing.h
@@ -1,7 +1,6 @@
 /* High precision, low overhead timing functions.  powerpc64 version.
    Copyright (C) 2005-2021 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/sysdeps/powerpc/powerpc64/power7/memchr.S b/sysdeps/powerpc/powerpc64/power7/memchr.S
index 0104e86d6f..ef27369963 100644
--- a/sysdeps/powerpc/powerpc64/power7/memchr.S
+++ b/sysdeps/powerpc/powerpc64/power7/memchr.S
@@ -1,6 +1,5 @@
 /* Optimized memchr implementation for PowerPC64/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/memcpy.S b/sysdeps/powerpc/powerpc64/power7/memcpy.S
index 589d99bca9..abde9be219 100644
--- a/sysdeps/powerpc/powerpc64/power7/memcpy.S
+++ b/sysdeps/powerpc/powerpc64/power7/memcpy.S
@@ -1,6 +1,5 @@
 /* Optimized memcpy implementation for PowerPC64/POWER7.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/mempcpy.S b/sysdeps/powerpc/powerpc64/power7/mempcpy.S
index 5f4b253183..d4dbcc3656 100644
--- a/sysdeps/powerpc/powerpc64/power7/mempcpy.S
+++ b/sysdeps/powerpc/powerpc64/power7/mempcpy.S
@@ -1,6 +1,5 @@
 /* Optimized mempcpy implementation for POWER7.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/memrchr.S b/sysdeps/powerpc/powerpc64/power7/memrchr.S
index bd913700ba..4324ba2d92 100644
--- a/sysdeps/powerpc/powerpc64/power7/memrchr.S
+++ b/sysdeps/powerpc/powerpc64/power7/memrchr.S
@@ -1,6 +1,5 @@
 /* Optimized memrchr implementation for PowerPC64/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/memset.S b/sysdeps/powerpc/powerpc64/power7/memset.S
index 8b256d3156..e03e17b270 100644
--- a/sysdeps/powerpc/powerpc64/power7/memset.S
+++ b/sysdeps/powerpc/powerpc64/power7/memset.S
@@ -1,6 +1,5 @@
 /* Optimized memset implementation for PowerPC64/POWER7.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/rawmemchr.S b/sysdeps/powerpc/powerpc64/power7/rawmemchr.S
index 5edcd60131..0786bf40c7 100644
--- a/sysdeps/powerpc/powerpc64/power7/rawmemchr.S
+++ b/sysdeps/powerpc/powerpc64/power7/rawmemchr.S
@@ -1,6 +1,5 @@
 /* Optimized rawmemchr implementation for PowerPC64/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/strchr.S b/sysdeps/powerpc/powerpc64/power7/strchr.S
index e7afed1d95..7cc9122135 100644
--- a/sysdeps/powerpc/powerpc64/power7/strchr.S
+++ b/sysdeps/powerpc/powerpc64/power7/strchr.S
@@ -1,6 +1,5 @@
 /* Optimized strchr implementation for PowerPC64/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/strchrnul.S b/sysdeps/powerpc/powerpc64/power7/strchrnul.S
index 568a77afd8..a4e0460891 100644
--- a/sysdeps/powerpc/powerpc64/power7/strchrnul.S
+++ b/sysdeps/powerpc/powerpc64/power7/strchrnul.S
@@ -1,6 +1,5 @@
 /* Optimized strchrnul implementation for PowerPC64/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/strlen.S b/sysdeps/powerpc/powerpc64/power7/strlen.S
index c8e6c3d9fb..c569595d0d 100644
--- a/sysdeps/powerpc/powerpc64/power7/strlen.S
+++ b/sysdeps/powerpc/powerpc64/power7/strlen.S
@@ -1,6 +1,5 @@
 /* Optimized strlen implementation for PowerPC64/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power7/strnlen.S b/sysdeps/powerpc/powerpc64/power7/strnlen.S
index a6f22c13be..a6742555bb 100644
--- a/sysdeps/powerpc/powerpc64/power7/strnlen.S
+++ b/sysdeps/powerpc/powerpc64/power7/strnlen.S
@@ -1,6 +1,5 @@
 /* Optimized strnlen implementation for PowerPC64/POWER7 using cmpb insn.
    Copyright (C) 2010-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
diff --git a/sysdeps/powerpc/powerpc64/power8/memrchr.S b/sysdeps/powerpc/powerpc64/power8/memrchr.S
index 434c3cbac7..e51a0ef597 100644
--- a/sysdeps/powerpc/powerpc64/power8/memrchr.S
+++ b/sysdeps/powerpc/powerpc64/power8/memrchr.S
@@ -1,6 +1,5 @@
 /* Optimized memrchr implementation for PowerPC64/POWER8.
    Copyright (C) 2017-2021 Free Software Foundation, Inc.
-   Contributed by Luis Machado <luisgpm@br.ibm.com>.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or