# git rev-parse -q --verify a4aebe936554dac6a91e5d091179c934f8325708^{commit} a4aebe936554dac6a91e5d091179c934f8325708 already have revision, skipping fetch # git checkout -q -f -B kisskb a4aebe936554dac6a91e5d091179c934f8325708 # git clean -qxdf # < git log -1 # commit a4aebe936554dac6a91e5d091179c934f8325708 # Author: Linus Torvalds # Date: Tue Dec 19 15:26:59 2023 -0800 # # posix-timers: Get rid of [COMPAT_]SYS_NI() uses # # Only the posix timer system calls use this (when the posix timer support # is disabled, which does not actually happen in any normal case), because # they had debug code to print out a warning about missing system calls. # # Get rid of that special case, and just use the standard COND_SYSCALL # interface that creates weak system call stubs that return -ENOSYS for # when the system call does not exist. # # This fixes a kCFI issue with the SYS_NI() hackery: # # CFI failure at int80_emulation+0x67/0xb0 (target: sys_ni_posix_timers+0x0/0x70; expected type: 0xb02b34d9) # WARNING: CPU: 0 PID: 48 at int80_emulation+0x67/0xb0 # # Reported-by: kernel test robot # Reviewed-by: Sami Tolvanen # Tested-by: Sami Tolvanen # Cc: Thomas Gleixner # Cc: Dave Hansen # Cc: Borislav Petkov # Signed-off-by: Linus Torvalds # < /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 a4aebe936554dac6a91e5d091179c934f8325708 # make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- ppc64le_defconfig Using /kisskb/src/arch/powerpc/configs/ppc64_defconfig as base Merging /kisskb/src/arch/powerpc/configs/le.config # # merged configuration written to .config (needs make) # # < make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- help # make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- olddefconfig # make -s -j 160 ARCH=powerpc O=/kisskb/build/linus_ppc64le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- Completed OK # rm -rf /kisskb/build/linus_ppc64le_defconfig_powerpc-gcc5 # Build took: 0:03:02.222537