arch/powerpc: Remove support for older GCC and binutils

Commit 118c40b7b503 ("kbuild: require gcc-8 and binutils-2.30") raised
minimum GCC_VERSION and LD_VERSION.

Simplify powerpc build accordingly.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/b6b94cba7492c8581e8d5d25b15962e5ad7a37c2.1751366979.git.christophe.leroy@csgroup.eu

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 93402a1d9c9fc63e2795cf53c5acb248e0358591..ba9750c8e0cd8bcffac5ea9a97336ca65d526e59 100644 (file)
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -248,7 +248,7 @@ config PPC
        select HAVE_FUNCTION_ERROR_INJECTION
        select HAVE_FUNCTION_GRAPH_TRACER
        select HAVE_FUNCTION_TRACER             if !COMPILE_TEST && (PPC64 || (PPC32 && CC_IS_GCC))
-       select HAVE_GCC_PLUGINS                 if GCC_VERSION >= 50200   # plugin support on gcc <= 5.1 is buggy on PPC
+       select HAVE_GCC_PLUGINS
        select HAVE_GENERIC_VDSO
        select HAVE_HARDLOCKUP_DETECTOR_ARCH    if PPC_BOOK3S_64 && SMP
        select HAVE_HARDLOCKUP_DETECTOR_PERF    if PERF_EVENTS && HAVE_PERF_EVENTS_NMI

diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper
index 3d8dc822282ac8e9304925b6089c266aed23cbca..a75baefd1cffba4f1df19e236135d75a55ce2ab2 100755 (executable)
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -226,11 +226,7 @@ ld_is_lld()
 
 # Do not include PT_INTERP segment when linking pie. Non-pie linking
 # just ignores this option.
-LD_VERSION=$(${CROSS}ld --version | ld_version)
-LD_NO_DL_MIN_VERSION=$(echo 2.26 | ld_version)
-if [ "$LD_VERSION" -ge "$LD_NO_DL_MIN_VERSION" ] ; then
-       nodl="--no-dynamic-linker"
-fi
+nodl="--no-dynamic-linker"
 
 # suppress some warnings in recent ld versions
 nowarn="-z noexecstack"