# git rev-parse -q --verify 4f572efde4600a577d1fc0bcee191bc9cec842f8^{commit}
4f572efde4600a577d1fc0bcee191bc9cec842f8
already have revision, skipping fetch
# git checkout -q -f -B kisskb 4f572efde4600a577d1fc0bcee191bc9cec842f8
# git clean -qxdf
# < git log -1
# commit 4f572efde4600a577d1fc0bcee191bc9cec842f8
# Merge: 89ac223 7ec916f
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Jul 7 17:55:16 2018 -0700
# 
#     Merge tag 'dma-mapping-4.18-3' of git://git.infradead.org/users/hch/dma-mapping
#     
#     Pull dma-mapping fix from Christoph Hellwig:
#      "Revert an incorrect dma-mapping commit for 4.18-rc"
#     
#     * tag 'dma-mapping-4.18-3' of git://git.infradead.org/users/hch/dma-mapping:
#       Revert "iommu/intel-iommu: Enable CONFIG_DMA_DIRECT_OPS=y and clean up intel_{alloc,free}_coherent()"
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-gcc --version
# < git log --format=%s --max-count=1 4f572efde4600a577d1fc0bcee191bc9cec842f8
# < make -s -j 120 ARCH=arm O=/kisskb/build/linus_corgi_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  corgi_defconfig
# make -s -j 120 ARCH=arm O=/kisskb/build/linus_corgi_defconfig_arm CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/arm-unknown-linux-gnueabi/bin/arm-unknown-linux-gnueabi-  
<stdin>:1332:2: warning: #warning syscall io_pgetevents not implemented [-Wcpp]
/kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields':
/kisskb/src/kernel/rcu/srcutree.c:127:33: warning: 'levelspread[<U 820>]' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[<U 820>]' was declared here
/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/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/drivers/perf/arm_pmu_platform.c: In function 'arm_pmu_device_probe':
/kisskb/src/drivers/perf/arm_pmu_platform.c:234:5: warning: 'err' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_corgi_defconfig_arm
# Build took: 0:00:19.571811