# git rev-parse -q --verify dfef313e999058530396497fd41399c0a637c188^{commit}
dfef313e999058530396497fd41399c0a637c188
already have revision, skipping fetch
# git checkout -q -f -B kisskb dfef313e999058530396497fd41399c0a637c188
# git clean -qxdf
# < git log -1
# commit dfef313e999058530396497fd41399c0a637c188
# Merge: 11e3235b4399 915f4c9358db
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Tue Oct 13 09:09:42 2020 -0700
# 
#     Merge tag 'erofs-for-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs
#     
#     Pull erofs updates from Gao Xiang:
#      "This cycle addresses a reported permission issue with overlay due to a
#       duplicated permission check for "trusted." xattrs. Also, a REQ_RAHEAD
#       flag is added now to all readahead requests in order to trace
#       readahead I/Os. The others are random cleanups.
#     
#       All commits have been tested and have been in linux-next as well.
#     
#       Summary:
#     
#        - fix an issue which can cause overlay permission problem due to
#          duplicated permission check for "trusted." xattrs;
#     
#        - add REQ_RAHEAD flag to readahead requests for blktrace;
#     
#        - several random cleanup"
#     
#     * tag 'erofs-for-5.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/xiang/erofs:
#       erofs: remove unnecessary enum entries
#       erofs: add REQ_RAHEAD flag to readahead requests
#       erofs: fold in should_decompress_synchronously()
#       erofs: avoid unnecessary variable `err'
#       erofs: remove unneeded parameter
#       erofs: avoid duplicated permission check for "trusted." xattrs
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-ld --version
# < git log --format=%s --max-count=1 dfef313e999058530396497fd41399c0a637c188
# < make -s -j 80 ARCH=mips O=/kisskb/build/linus_mips-allnoconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-  allnoconfig
# < make -s -j 80 ARCH=mips O=/kisskb/build/linus_mips-allnoconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-  help
# make -s -j 80 ARCH=mips O=/kisskb/build/linus_mips-allnoconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-  olddefconfig
# make -s -j 80 ARCH=mips O=/kisskb/build/linus_mips-allnoconfig_mips-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/mips-linux/bin/mips-linux-  
FIT description: Linux 5.9.0+
Created:         Wed Oct 14 05:32:05 2020
 Image 0 (kernel@0)
  Description:  Linux 5.9.0+
  Created:      Wed Oct 14 05:32:05 2020
  Type:         Kernel Image
  Compression:  gzip compressed
  Data Size:    676225 Bytes = 660.38 KiB = 0.64 MiB
  Architecture: MIPS
  OS:           Linux
  Load Address: 0x80100000
  Entry Point:  0x8022debc
  Hash algo:    sha1
  Hash value:   f7c9d0acacd9fd6546a46bce97ba6995dbb9722f
 Default Configuration: 'conf@default'
 Configuration 0 (conf@default)
  Description:  Generic Linux kernel
  Kernel:       kernel@0
Completed OK
# rm -rf /kisskb/build/linus_mips-allnoconfig_mips-gcc4.9
# Build took: 0:00:21.944533