# git rev-parse -q --verify 875fef493f21e54d20d71a581687990aaa50268c^{commit}
875fef493f21e54d20d71a581687990aaa50268c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 875fef493f21e54d20d71a581687990aaa50268c
# git clean -qxdf
# < git log -1
# commit 875fef493f21e54d20d71a581687990aaa50268c
# Merge: a28f239e2967 633739b2fedb
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Nov 15 10:30:24 2019 -0800
# 
#     Merge tag 'ceph-for-5.4-rc8' of git://github.com/ceph/ceph-client
#     
#     Pull ceph fixes from Ilya Dryomov:
#      "Two fixes for the buffered reads and O_DIRECT writes serialization
#       patch that went into -rc1 and a fixup for a bogus warning on older gcc
#       versions"
#     
#     * tag 'ceph-for-5.4-rc8' of git://github.com/ceph/ceph-client:
#       rbd: silence bogus uninitialized warning in rbd_object_map_update_finish()
#       ceph: increment/decrement dio counter on async requests
#       ceph: take the inode lock before acquiring cap refs
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version
# < git log --format=%s --max-count=1 875fef493f21e54d20d71a581687990aaa50268c
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/linus_powerpc-allnoconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  allnoconfig
# make -s -j 120 ARCH=powerpc O=/kisskb/build/linus_powerpc-allnoconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_powerpc-allnoconfig_powerpc-gcc4.6
# Build took: 0:00:08.773239