# git rev-parse -q --verify dbd1a731d602d4ce9894a3339f692634d2092faa^{commit}
dbd1a731d602d4ce9894a3339f692634d2092faa
already have revision, skipping fetch
# git checkout -q -f -B kisskb dbd1a731d602d4ce9894a3339f692634d2092faa
# git clean -qxdf
# < git log -1
# commit dbd1a731d602d4ce9894a3339f692634d2092faa
# Author: Sandipan Das <sandipan@linux.ibm.com>
# Date:   Wed May 27 08:33:42 2020 +0530
# 
#     selftests: powerpc: Add test for execute-disabled pkeys
#     
#     Apart from read and write access, memory protection keys can
#     also be used for restricting execute permission of pages on
#     powerpc. This adds a test to verify if the feature works as
#     expected.
#     
#     Signed-off-by: Sandipan Das <sandipan@linux.ibm.com>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
#     Link: https://lore.kernel.org/r/20200527030342.13712-1-sandipan@linux.ibm.com
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 dbd1a731d602d4ce9894a3339f692634d2092faa
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/powerpc-next_maple_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  maple_defconfig
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/powerpc-next_maple_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 24 ARCH=powerpc O=/kisskb/build/powerpc-next_maple_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 24 ARCH=powerpc O=/kisskb/build/powerpc-next_maple_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/kernel/futex.c: In function 'do_futex':
/kisskb/src/kernel/futex.c:1676:17: warning: 'oldval' may be used uninitialized in this function [-Wmaybe-uninitialized]
   return oldval == cmparg;
                 ^
/kisskb/src/kernel/futex.c:1652:6: note: 'oldval' was declared here
  int oldval, ret;
      ^
Completed OK
# rm -rf /kisskb/build/powerpc-next_maple_defconfig_powerpc-gcc4.9
# Build took: 0:01:35.975770