# git rev-parse -q --verify b620f86bd5e940aeab91ac241f49f866642ecff4^{commit}
b620f86bd5e940aeab91ac241f49f866642ecff4
already have revision, skipping fetch
# git checkout -q -f -B kisskb b620f86bd5e940aeab91ac241f49f866642ecff4
# git clean -qxdf
# git log -1
commit b620f86bd5e940aeab91ac241f49f866642ecff4
Author: Christophe Leroy <christophe.leroy@c-s.fr>
Date:   Thu Feb 22 15:27:30 2018 +0100

    powerpc/8xx: Increase number of slices to 64
    
    On the 8xx, the minimum slice size is the size of the area
    covered by a single PMD entry, ie 4M in 4K pages mode and 64M in
    16K pages mode.
    
    This patch increases the number of slices from 16 to 64 on the 8xx.
    
    Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
    Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
# < /opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < git log --format=%s --max-count=1 b620f86bd5e940aeab91ac241f49f866642ecff4
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_ep8248e_defconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ep8248e_defconfig
# make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_ep8248e_defconfig_powerpc-5.3 CROSS_COMPILE=/opt/cross/kisskb/gcc-5.3.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0x4dd0f4) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x500000)
Completed OK
# rm -rf /kisskb/build/powerpc-next_ep8248e_defconfig_powerpc-5.3
# Build took: 0:00:50.722179