# git rev-parse -q --verify 7e9ff1faf1a47d9a7745dd61827f64ecd9785514^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/tip auto-latest
# git rev-parse -q --verify 7e9ff1faf1a47d9a7745dd61827f64ecd9785514^{commit}
7e9ff1faf1a47d9a7745dd61827f64ecd9785514
# git checkout -q -f -B kisskb 7e9ff1faf1a47d9a7745dd61827f64ecd9785514
# git clean -qxdf
# git log -1
commit 7e9ff1faf1a47d9a7745dd61827f64ecd9785514
Merge: 8ed97c2 3176609
Author: Ingo Molnar <mingo@kernel.org>
Date:   Sun Mar 4 09:59:03 2018 +0100

    Merge branch 'perf/urgent'
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < git log --format=%s --max-count=1 7e9ff1faf1a47d9a7745dd61827f64ecd9785514
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/tip_ppc64_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  ppc64_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/tip_ppc64_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  
/kisskb/src/arch/powerpc/kvm/powerpc.c: In function 'kvmppc_handle_load128_by2x64':
/kisskb/src/arch/powerpc/kvm/powerpc.c:1361:2: error: 'emulated' may be used uninitialized in this function [-Werror=uninitialized]
cc1: all warnings being treated as errors
/kisskb/src/scripts/Makefile.build:324: recipe for target 'arch/powerpc/kvm/powerpc.o' failed
make[2]: *** [arch/powerpc/kvm/powerpc.o] Error 1
make[2]: *** Waiting for unfinished jobs....
/kisskb/src/Makefile:1051: recipe for target 'arch/powerpc/kvm' failed
make[1]: *** [arch/powerpc/kvm] Error 2
make[1]: *** Waiting for unfinished jobs....
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/mm/swap_state.c: In function '__add_to_swap_cache':
/kisskb/src/mm/swap_state.c:135:5: warning: 'error' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page':
/kisskb/src/mm/hugetlb.c:1439:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount':
/kisskb/src/kernel/cgroup/cgroup-v1.c:1268:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized]
In file included from /kisskb/src/kernel/sched/core.c:8:0:
/kisskb/src/arch/powerpc/include/asm/switch_to.h:21:44: warning: 'struct debug_reg' declared inside parameter list [enabled by default]
/kisskb/src/arch/powerpc/include/asm/switch_to.h:21:44: warning: its scope is only this definition or declaration, which is probably not what you want [enabled by default]
/kisskb/src/arch/powerpc/include/asm/switch_to.h: In function 'clear_task_ebb':
/kisskb/src/arch/powerpc/include/asm/switch_to.h:83:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:84:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:85:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:86:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:87:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:88:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:89:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:90:6: error: dereferencing pointer to incomplete type
/kisskb/src/arch/powerpc/include/asm/switch_to.h:91:6: error: dereferencing pointer to incomplete type
/kisskb/src/scripts/Makefile.build:324: recipe for target 'kernel/sched/core.o' failed
make[3]: *** [kernel/sched/core.o] Error 1
/kisskb/src/scripts/Makefile.build:583: recipe for target 'kernel/sched' failed
make[2]: *** [kernel/sched] Error 2
make[2]: *** Waiting for unfinished jobs....
/kisskb/src/Makefile:1051: recipe for target 'kernel' failed
make[1]: *** [kernel] Error 2
/kisskb/src/fs/nfsd/nfs4xdr.c: In function 'nfsd4_encode_components_esc':
/kisskb/src/fs/nfsd/nfs4xdr.c:2043:9: warning: 'str' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq':
/kisskb/src/drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c:231:19: note: 'i' was declared here
/kisskb/src/drivers/net/tun.c: In function 'tun_get_user':
/kisskb/src/drivers/net/tun.c:1816:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/net/tun.c:1726:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized]
Makefile:146: recipe for target 'sub-make' failed
make: *** [sub-make] Error 2
Command 'make -s -j 48 ARCH=powerpc O=/kisskb/build/tip_ppc64_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/tip_ppc64_defconfig_powerpc
# Build took: 0:01:40.489493