# git rev-parse -q --verify 473348891c36ff6de3e224fefa0b3fc86a629178^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
error: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify 473348891c36ff6de3e224fefa0b3fc86a629178^{commit}
473348891c36ff6de3e224fefa0b3fc86a629178
# git checkout -q -f -B kisskb 473348891c36ff6de3e224fefa0b3fc86a629178
# git clean -qxdf
# < git log -1
# commit 473348891c36ff6de3e224fefa0b3fc86a629178
# Merge: 7b5c8f5226bd 826c1362e79a
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Jan 12 10:39:43 2019 -0800
# 
#     Merge tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm
#     
#     Pull KVM fixes from Radim Krčmář:
#      "Minor fixes for new code, corner cases, and documentation"
#     
#     * tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
#       x86/kvm/nVMX: don't skip emulated instruction twice when vmptr address is not backed
#       Documentation/virtual/kvm: Update URL for AMD SEV API specification
#       KVM/VMX: Avoid return error when flush tlb successfully in the hv_remote_flush_tlb_with_range()
#       kvm: sev: Fail KVM_SEV_INIT if already initialized
#       KVM: validate userspace input in kvm_clear_dirty_log_protect()
#       KVM: x86: Fix bit shifting in update_intel_pt_cfg
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 473348891c36ff6de3e224fefa0b3fc86a629178
# < make -s -j 48 ARCH=arm O=/kisskb/build/linus_netx_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  netx_defconfig
# make -s -j 48 ARCH=arm O=/kisskb/build/linus_netx_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  
/kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields':
/kisskb/src/kernel/rcu/srcutree.c:133:34: warning: 'levelspread[<U2820>]' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/rcu/srcutree.c:100:6: note: 'levelspread[<U2820>]' was declared here
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/proc/inode.c: In function 'proc_reg_open':
/kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/proc/inode.c:339:21: note: 'pdeo' was declared here
/kisskb/src/net/ipv4/ip_output.c: In function '__ip_append_data':
/kisskb/src/include/linux/skbuff.h:1338:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/net/ipv4/ip_output.c:885:14: note: 'extra_uref' was declared here
/kisskb/src/net/ipv6/ip6_output.c: In function '__ip6_append_data':
/kisskb/src/include/linux/skbuff.h:1338:6: warning: 'extra_uref' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/net/ipv6/ip6_output.c:1270:14: note: 'extra_uref' was declared here
Completed OK
# rm -rf /kisskb/build/linus_netx_defconfig_arm
# Build took: 0:02:43.271397