# 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/s390x-linux/bin/s390x-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-ld --version
# < git log --format=%s --max-count=1 0cd60eb1a7b5421e92a3489e1829bfb2243e21e1
# < make -s -j 120 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  defconfig
# make -s -j 120 ARCH=s390 O=/kisskb/build/linus_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux-  
/kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount':
/kisskb/src/kernel/cgroup/cgroup-v1.c:1256:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized]
/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:341:21: note: 'pdeo' was declared here
/kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page':
/kisskb/src/mm/hugetlb.c:1434:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/net/tun.c: In function 'tun_get_user':
/kisskb/src/drivers/net/tun.c:1823:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/net/tun.c:1733:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_s390-defconfig_s390x
# Build took: 0:01:56.800975