Define a __tls_get_addr macro to avoid a conflicting declaration

glibc-s390-tls-get-addr.patch

@@ -0,0 +1,18 @@
+diff --git a/sysdeps/s390/dl-tls.h b/sysdeps/s390/dl-tls.h
+index 0fa8045..8132b10 100644
+--- a/sysdeps/s390/dl-tls.h
++++ b/sysdeps/s390/dl-tls.h
+@@ -33,6 +33,13 @@ extern unsigned long __tls_get_offset (unsigned long got_offset);
+ 
+ #  include <shlib-compat.h>
+ 
++/* dl-tls.c declares __tls_get_addr as an exported symbol if it is not defined
++   as a macro.  It seems suitable to do that in the generic code because all
++   architectures other than s390 export __tls_get_addr.  The declaration causes
++   problems in s390 though, so we define __tls_get_addr here to avoid declaring
++   __tls_get_addr again.  */
++#  define __tls_get_addr __tls_get_addr
++
+ extern void *__tls_get_addr (tls_index *ti) attribute_hidden;
+ /* Make a temporary alias of __tls_get_addr to remove the hidden
+    attribute.  Then export __tls_get_addr as __tls_get_addr_internal

glibc.spec

@@ -1,6 +1,6 @@
 %define glibcsrcdir  glibc-2.20-480-g46abb64
 %define glibcversion 2.20.90
-%define glibcrelease 16%{?dist}
+%define glibcrelease 17%{?dist}
 # Pre-release tarballs are pulled in from git using a command that is
 # effectively:
 #
@@ -236,6 +236,8 @@ Patch2031: %{name}-rh1070416.patch
 Patch2033: %{name}-aarch64-tls-fixes.patch
 Patch2034: %{name}-aarch64-workaround-nzcv-clobber-in-tlsdesc.patch
 
+Patch2035: glibc-s390-tls-get-addr.patch
+
 ##############################################################################
 # End of glibc patches.
 ##############################################################################
@@ -568,6 +570,7 @@ package or when debugging this package.
 %patch0050 -p1
 %patch0052 -p1
 %patch0053 -p1
+%patch2035 -p1
 
 ##############################################################################
 # %%prep - Additional prep required...
@@ -1742,6 +1745,9 @@ rm -f *.filelist*
 %endif
 
 %changelog
+* Thu Jan 08 2015 Siddhesh Poyarekar <siddhesh@redhat.com> - 2.20.90-17
+- Define a __tls_get_addr macro to avoid a conflicting declaration.
+
 * Wed Jan 07 2015 Siddhesh Poyarekar <siddhesh.poyarekar@gmail.com> - 2.20.90-16
 - Disable -Werror for s390 as well.