# git rev-parse -q --verify 58ca0060ec4e51208d2eee12198fc55fd9e4feb3^{commit}
58ca0060ec4e51208d2eee12198fc55fd9e4feb3
already have revision, skipping fetch
# git checkout -q -f -B kisskb 58ca0060ec4e51208d2eee12198fc55fd9e4feb3
# git clean -qxdf
# < git log -1
# commit 58ca0060ec4e51208d2eee12198fc55fd9e4feb3
# Author: Weili Qian <qianweili@huawei.com>
# Date:   Wed May 20 17:19:50 2020 +0800
# 
#     crypto: hisilicon - fix driver compatibility issue with different versions of devices
#     
#     In order to be compatible with devices of different versions, V1 in the
#     accelerator driver is now isolated, and other versions are the previous
#     V2 processing flow.
#     
#     Signed-off-by: Weili Qian <qianweili@huawei.com>
#     Signed-off-by: Shukun Tan <tanshukun1@huawei.com>
#     Reviewed-by: Zhou Wang <wangzhou1@hisilicon.com>
#     Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 58ca0060ec4e51208d2eee12198fc55fd9e4feb3
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/crypto_ppc64e_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  ppc64e_defconfig
# < make -s -j 24 ARCH=powerpc O=/kisskb/build/crypto_ppc64e_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 24 ARCH=powerpc O=/kisskb/build/crypto_ppc64e_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 24 ARCH=powerpc O=/kisskb/build/crypto_ppc64e_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/kernel/futex.c: In function 'do_futex':
/kisskb/src/kernel/futex.c:1676:17: warning: 'oldval' may be used uninitialized in this function [-Wmaybe-uninitialized]
   return oldval == cmparg;
                 ^
/kisskb/src/kernel/futex.c:1652:6: note: 'oldval' was declared here
  int oldval, ret;
      ^
INFO: Uncompressed kernel (size 0xc18c30) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xd00000)
Image Name:   Linux-5.7.0-rc1-g58ca0060ec4e
Created:      Mon Jun  1 14:51:51 2020
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    5067559 Bytes = 4948.79 KiB = 4.83 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/crypto_ppc64e_defconfig_powerpc-gcc4.9
# Build took: 0:02:10.931277