# git rev-parse -q --verify 0cd60eb1a7b5421e92a3489e1829bfb2243e21e1^{commit}
0cd60eb1a7b5421e92a3489e1829bfb2243e21e1
already have revision, skipping fetch
# git checkout -q -f -B kisskb 0cd60eb1a7b5421e92a3489e1829bfb2243e21e1
# git clean -qxdf
# < git log -1
# commit 0cd60eb1a7b5421e92a3489e1829bfb2243e21e1
# Author: Christoph Hellwig <hch@lst.de>
# Date:   Sat Dec 22 09:21:08 2018 +0100
# 
#     dma-mapping: fix flags in dma_alloc_wc
#     
#     We really need the writecombine flag in dma_alloc_wc, fix a stupid
#     oversight.
#     
#     Fixes: 7ed1d91a9e ("dma-mapping: translate __GFP_NOFAIL to DMA_ATTR_NO_WARN")
#     Signed-off-by: Christoph Hellwig <hch@lst.de>
#     Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
# < /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 0cd60eb1a7b5421e92a3489e1829bfb2243e21e1
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_powerpc-allnoconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  allnoconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/linus_powerpc-allnoconfig_powerpc 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:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_powerpc-allnoconfig_powerpc
# Build took: 0:00:12.683517