# git rev-parse -q --verify 7a6878bb4e7ac410b8748e115df8265cf32b1be3^{commit}
7a6878bb4e7ac410b8748e115df8265cf32b1be3
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7a6878bb4e7ac410b8748e115df8265cf32b1be3
# git clean -qxdf
# < git log -1
# commit 7a6878bb4e7ac410b8748e115df8265cf32b1be3
# Merge: e704966c45e4 974c24c5bed7
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Sat Sep 29 02:52:24 2018 -0700
# 
#     Merge tag 'dma-mapping-4.19-3' of git://git.infradead.org/users/hch/dma-mapping
#     
#     Christoph writes:
#       "dma mapping fix for 4.19-rc6
#     
#        fix a missing Kconfig symbol for commits introduced in 4.19-rc"
#     
#     * tag 'dma-mapping-4.19-3' of git://git.infradead.org/users/hch/dma-mapping:
#       dma-mapping: add the missing ARCH_HAS_SYNC_DMA_FOR_CPU_ALL declaration
# < /opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/mipsel-linux-gcc --version
# < git log --format=%s --max-count=1 7a6878bb4e7ac410b8748e115df8265cf32b1be3
# < make -s -j 120 ARCH=mips O=/kisskb/build/linus_mips-allnoconfig_mipsel CROSS_COMPILE=/opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/mipsel-linux-  allnoconfig
# make -s -j 120 ARCH=mips O=/kisskb/build/linus_mips-allnoconfig_mipsel CROSS_COMPILE=/opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/mipsel-linux-  
FIT description: Linux 4.19.0-rc5+
Created:         Sat Sep 29 21:56:27 2018
 Image 0 (kernel@0)
  Description:  Linux 4.19.0-rc5+
  Created:      Sat Sep 29 21:56:27 2018
  Type:         Kernel Image
  Compression:  gzip compressed
  Data Size:    667247 Bytes = 651.61 KiB = 0.64 MiB
  Architecture: MIPS
  OS:           Linux
  Load Address: 0x80100000
  Entry Point:  0x8022c130
  Hash algo:    sha1
  Hash value:   584a8a5bc0933c1532d4593dea64b6fbe9091a8d
 Default Configuration: 'conf@default'
 Configuration 0 (conf@default)
  Description:  Generic Linux kernel
  Kernel:       kernel@0
Completed OK
# rm -rf /kisskb/build/linus_mips-allnoconfig_mipsel
# Build took: 0:00:09.281112