# git rev-parse -q --verify 1aef88518678831a752fdf57fa2208114575b08f^{commit}
1aef88518678831a752fdf57fa2208114575b08f
already have revision, skipping fetch
# git checkout -q -f -B kisskb 1aef88518678831a752fdf57fa2208114575b08f
# git clean -qxdf
# < git log -1
# commit 1aef88518678831a752fdf57fa2208114575b08f
# Author: Mathieu Malaterre <malat@debian.org>
# Date:   Thu Mar 22 22:03:18 2018 +0100
# 
#     powerpc/mm/radix: Fix always false comparison against MMU_NO_CONTEXT
#     
#     In commit 9690c1574268 ("powerpc/mm/radix: Fix always false comparison
#     against MMU_NO_CONTEXT") an issue was discovered where `mm->context.id` was
#     being truncated to an `unsigned int`, while the PID is actually an
#     `unsigned long`. Update the earlier patch by fixing one remaining
#     occurrence. Discovered during a compilation with W=1:
#     
#       arch/powerpc/mm/tlb-radix.c:702:19: error: comparison is always false due to limited range of data type [-Werror=type-limits]
#     
#     Signed-off-by: Mathieu Malaterre <malat@debian.org>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 1aef88518678831a752fdf57fa2208114575b08f
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_ppc64le_defconfig+NO_KVM_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  ppc64le_defconfig
arch/powerpc/platforms/Kconfig.cputype:99:warning: prompt redefined
# Added to kconfig CONFIG_KVM_BOOK3S_64=n
# Added to kconfig CONFIG_KVM=n
# yes \n | make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_ppc64le_defconfig+NO_KVM_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  oldconfig
yes: standard output: Broken pipe
yes: write error
# make -s -j 80 ARCH=powerpc O=/kisskb/build/powerpc-next_ppc64le_defconfig+NO_KVM_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  
arch/powerpc/platforms/Kconfig.cputype:99:warning: prompt redefined
WARNING: modpost: Found 5 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
Completed OK
# rm -rf /kisskb/build/powerpc-next_ppc64le_defconfig+NO_KVM_ppc64le
# Build took: 0:05:01.344687