# git rev-parse -q --verify 896066aa0685af3434637998b76218c2045142a8^{commit} 896066aa0685af3434637998b76218c2045142a8 already have revision, skipping fetch # git checkout -q -f -B kisskb 896066aa0685af3434637998b76218c2045142a8 # git clean -qxdf # < git log -1 # commit 896066aa0685af3434637998b76218c2045142a8 # Author: Harish # Date: Thu Jun 25 22:27:21 2020 +0530 # # selftests/powerpc: Fix build failure in ebb tests # # We use OUTPUT directory as TMPOUT for checking no-pie option. # # Since commit f2f02ebd8f38 ("kbuild: improve cc-option to clean up all # temporary files") when building powerpc/ from selftests directory, the # OUTPUT directory points to powerpc/pmu/ebb/ and gets removed when # checking for -no-pie option in try-run routine, subsequently build # fails with the following: # # $ make -C powerpc # ... # TARGET=ebb; BUILD_TARGET=$OUTPUT/$TARGET; mkdir -p $BUILD_TARGET; make OUTPUT=$BUILD_TARGET -k -C $TARGET all # make[2]: Entering directory '/home/linux-master/tools/testing/selftests/powerpc/pmu/ebb' # make[2]: *** No rule to make target 'Makefile'. # make[2]: Failed to remake makefile 'Makefile'. # make[2]: *** No rule to make target 'ebb.c', needed by '/home/linux-master/tools/testing/selftests/powerpc/pmu/ebb/reg_access_test'. # make[2]: *** No rule to make target 'ebb_handler.S', needed by '/home/linux-master/tools/testing/selftests/powerpc/pmu/ebb/reg_access_test'. # make[2]: *** No rule to make target 'trace.c', needed by '/home/linux-master/tools/testing/selftests/powerpc/pmu/ebb/reg_access_test'. # make[2]: *** No rule to make target 'busy_loop.S', needed by '/home/linux-master/tools/testing/selftests/powerpc/pmu/ebb/reg_access_test'. # make[2]: Target 'all' not remade because of errors. # # Fix this by adding a suffix to the OUTPUT directory so that the # failure is avoided. # # Fixes: 9686813f6e9d ("selftests/powerpc: Fix try-run when source tree is not writable") # Signed-off-by: Harish # [mpe: Mention that commit that triggered the breakage] # Signed-off-by: Michael Ellerman # Link: https://lore.kernel.org/r/20200625165721.264904-1-harish@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 896066aa0685af3434637998b76218c2045142a8 # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_85xx_mpc8540_ads_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- 85xx/mpc8540_ads_defconfig # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_85xx_mpc8540_ads_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_85xx_mpc8540_ads_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-fixes_85xx_mpc8540_ads_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux- INFO: Uncompressed kernel (size 0x4e6ddc) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x500000) INFO: Uncompressed kernel (size 0x4d674c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x500000) Image Name: Linux-5.8.0-rc2-31859-g896066aa0 Created: Sat Jun 27 05:06:43 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2544333 Bytes = 2484.70 KiB = 2.43 MiB Load Address: 00000000 Entry Point: 00000000 Image Name: Linux-5.8.0-rc2-31859-g896066aa0 Created: Sat Jun 27 05:06:43 2020 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2575266 Bytes = 2514.91 KiB = 2.46 MiB Load Address: 00500000 Entry Point: 005002a4 Completed OK # rm -rf /kisskb/build/powerpc-fixes_85xx_mpc8540_ads_defconfig_powerpc-gcc4.9 # Build took: 0:00:42.374471