# git rev-parse -q --verify d6d460b89378b1bc6715574cdafd748ba59d5a27^{commit}
d6d460b89378b1bc6715574cdafd748ba59d5a27
already have revision, skipping fetch
# git checkout -q -f -B kisskb d6d460b89378b1bc6715574cdafd748ba59d5a27
# git clean -qxdf
# < git log -1
# commit d6d460b89378b1bc6715574cdafd748ba59d5a27
# Merge: 17c2f540863a cb216b84d6ea
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Nov 25 09:24:40 2018 -0800
# 
#     Merge tag 'dma-mapping-4.20-3' of git://git.infradead.org/users/hch/dma-mapping
#     
#     Pull dma-mapping fixes from Christoph Hellwig:
#      "Two dma-direct / swiotlb regressions fixes:
#     
#        - zero is a valid physical address on some arm boards, we can't use
#          it as the error value
#     
#        - don't try to cache flush the error return value (no matter what it
#          is)"
#     
#     * tag 'dma-mapping-4.20-3' of git://git.infradead.org/users/hch/dma-mapping:
#       swiotlb: Skip cache maintenance on map error
#       dma-direct: Make DIRECT_MAPPING_ERROR viable for SWIOTLB
# < /opt/cross/kisskb/br-mipsel-o32-full-2016.08-613-ge98b4dd/bin/mipsel-linux-gcc --version
# < git log --format=%s --max-count=1 d6d460b89378b1bc6715574cdafd748ba59d5a27
# < make -s -j 80 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 80 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 4.20.0-rc3+
Created:         Mon Nov 26 07:09:30 2018
 Image 0 (kernel@0)
  Description:  Linux 4.20.0-rc3+
  Created:      Mon Nov 26 07:09:30 2018
  Type:         Kernel Image
  Compression:  gzip compressed
  Data Size:    675182 Bytes = 659.36 KiB = 0.64 MiB
  Architecture: MIPS
  OS:           Linux
  Load Address: 0x80100000
  Entry Point:  0x802314b0
  Hash algo:    sha1
  Hash value:   79f7ee8a225141cdd79381ade66c511979894ea8
 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: 0:00:20.416249