Created attachment 871099 [details]
config-powerpc64le

The following changes allow for the kernel to build and work for ppc64le.  This will consist of four changes:

1. Makefile.conf
2. kernel.spec
3. addition of config-powerpc64le
4. ppc64le_module_fix.patch

Please consider incorporating them in rawhide:

diff --git a/Makefile.config b/Makefile.config
index 806c567..371c85a 100644
--- a/Makefile.config
+++ b/Makefile.config
@@ -12,7 +12,8 @@ CONFIGFILES	= \
 	$(CFG)-armv7hl.config $(CFG)-armv7hl-lpae.config \
 	$(CFG)-aarch64.config \
 	$(CFG)-ppc.config $(CFG)-ppc-smp.config \
-	$(CFG)-ppc64.config $(CFG)-ppc64p7.config $(CFG)-ppc64-debug.config 
+	$(CFG)-ppc64.config $(CFG)-ppc64p7.config $(CFG)-ppc64-debug.config \
+	$(CFG)-ppc64le.config
 
 PLATFORMS	= x86 x86_64 powerpc powerpc32 powerpc64 s390x arm arm64
 TEMPFILES	= $(addprefix temp-, $(addsuffix -generic, $(PLATFORMS)))
@@ -86,6 +87,9 @@ temp-powerpc32-generic: config-powerpc32-generic temp-powerpc-generic
 temp-powerpc64-generic: config-powerpc64 temp-powerpc-generic
 	perl merge.pl $^ > $@
 
+temp-powerpc64le-generic: config-powerpc64le temp-powerpc64-generic
+	perl merge.pl $^ > $@
+
 temp-s390-generic: config-s390x temp-generic
 	perl merge.pl $^ > $@
 
@@ -116,6 +120,12 @@ $(CFG)-ppc64-debug.config: temp-powerpc64-generic temp-powerpc-debug-generic
 $(CFG)-ppc64p7.config: config-powerpc64p7 temp-powerpc64-generic
 	perl merge.pl $^ powerpc > $@
 
+$(CFG)-ppc64le.config: /dev/null temp-powerpc64le-generic
+	perl merge.pl $^ powerpc > $@
+
+temp-powerpc64le-generic: config-powerpc64le temp-powerpc64-generic
+	perl merge.pl $^ > $@
+
 $(CFG)-s390x.config: config-s390x temp-s390-generic
 	perl merge.pl $^ s390 > $@
 
diff --git a/kernel.spec b/kernel.spec
index a9ecc44..80e720f 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -222,7 +222,7 @@ Summary: The Linux kernel
 
 %if %{with_vdso_install}
 # These arches install vdso/ directories.
-%define vdso_arches %{all_x86} x86_64 ppc ppc64 ppc64p7 s390 s390x aarch64
+%define vdso_arches %{all_x86} x86_64 ppc ppc64 ppc64p7 s390 s390x aarch64 ppc64le
 %endif
 
 # Overrides for generic default options
@@ -252,7 +252,7 @@ Summary: The Linux kernel
 %endif
 
 # sparse blows up on ppc64 and sparc64
-%ifarch ppc64 ppc ppc64p7
+%ifarch ppc64 ppc ppc64p7 ppc64le
 %define with_sparse 0
 %endif
 
@@ -284,6 +284,17 @@ Summary: The Linux kernel
 %define kernel_image_elf 1
 %endif
 
+%ifarch ppc64le
+%define asmarch powerpc
+%define hdrarch powerpc
+%define all_arch_configs kernel-%{version}-ppc64le.config
+%define image_install_path boot
+%define make_target vmlinux
+%define kernel_image vmlinux
+%define kernel_image_elf 1
+%define with_tools 0
+%endif
+
 %ifarch s390x
 %define asmarch s390
 %define hdrarch s390
@@ -365,7 +376,7 @@ Summary: The Linux kernel
 %endif
 
 # Architectures we build tools/cpupower on
-%define cpupowerarchs %{ix86} x86_64 ppc ppc64 ppc64p7 %{arm} aarch64
+%define cpupowerarchs %{ix86} x86_64 ppc ppc64 ppc64p7 %{arm} aarch64 ppc64le
 
 #
 # Packages that need to be installed before the kernel is, because the %%post
@@ -406,7 +417,7 @@ Version: %{rpmversion}
 Release: %{pkg_release}
 # DO NOT CHANGE THE 'ExclusiveArch' LINE TO TEMPORARILY EXCLUDE AN ARCHITECTURE BUILD.
 # SET %%nobuildarches (ABOVE) INSTEAD
-ExclusiveArch: noarch %{all_x86} x86_64 ppc ppc64 ppc64p7 s390 s390x %{arm} aarch64
+ExclusiveArch: noarch %{all_x86} x86_64 ppc ppc64 ppc64p7 s390 s390x %{arm} aarch64 ppc64le
 ExclusiveOS: Linux
 
 %kernel_reqprovconf
@@ -473,6 +484,7 @@ Source51: config-powerpc32-generic
 Source52: config-powerpc32-smp
 Source53: config-powerpc64
 Source54: config-powerpc64p7
+Source55: config-powerpc64le
 
 Source70: config-s390x
 
@@ -634,6 +646,9 @@ Patch25203: dma-debug-account-for-cachelines-and-read-only-mappings.patch
 #CVE-2014-0102 rhbz 1071396
 Patch25026: keyring-fix.patch
 
+#Fixes module loading on ppc64le
+Patch29999: ppc64le_module_fix.patch
+
 # END OF PATCH DEFINITIONS
 
 %endif
@@ -1287,6 +1302,9 @@ ApplyPatch dma-debug-account-for-cachelines-and-read-only-mappings.patch
 #CVE-2014-0102 rhbz 1071396
 ApplyPatch keyring-fix.patch
 
+# Fixes module loading on ppc64le
+ApplyPatch ppc64le_module_fix.patch
+
 # END OF PATCH APPLICATIONS
 
 %endif