# git rev-parse -q --verify 74c95901d2bc925c90f938bc25220bcdb56f8d4c^{commit}
74c95901d2bc925c90f938bc25220bcdb56f8d4c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 74c95901d2bc925c90f938bc25220bcdb56f8d4c
# git clean -qxdf
# < git log -1
# commit 74c95901d2bc925c90f938bc25220bcdb56f8d4c
# Author: Christophe Leroy <christophe.leroy@c-s.fr>
# Date:   Mon Apr 20 07:47:05 2020 +0000
# 
#     powerpc/32s: Fix build failure with CONFIG_PPC_KUAP_DEBUG
#     
#     gpr2 is not a parametre of kuap_check(), it doesn't exist.
#     
#     Use gpr instead.
#     
#     Fixes: a68c31fc01ef ("powerpc/32s: Implement Kernel Userspace Access Protection")
#     Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
#     Cc: stable@vger.kernel.org
#     Link: https://lore.kernel.org/r/ea599546f2a7771bde551393889e44e6b2632332.1587368807.git.christophe.leroy@c-s.fr
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 74c95901d2bc925c90f938bc25220bcdb56f8d4c
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  40x/ep405_defconfig
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-fixes_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/arch/powerpc/kernel/head_40x.S: Assembler messages:
/kisskb/src/arch/powerpc/kernel/head_40x.S:804: Warning: invalid register expression
INFO: Uncompressed kernel (size 0x54e7f8) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x600000)
Completed OK
# rm -rf /kisskb/build/powerpc-fixes_40x_ep405_defconfig_powerpc-gcc5
# Build took: 0:00:45.727612