# git gc
# git rev-parse -q --verify 818e65441e214e221b812f789bac42e50177ea8d^{commit}
818e65441e214e221b812f789bac42e50177ea8d
already have revision, skipping fetch
# git checkout -q -f -B kisskb 818e65441e214e221b812f789bac42e50177ea8d
# git clean -qxdf
# < git log -1
# commit 818e65441e214e221b812f789bac42e50177ea8d
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Thu Nov 21 19:16:25 2019 +1100
# 
#     Fixup callchain
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 818e65441e214e221b812f789bac42e50177ea8d
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/powerpc-next_corenet32_smp_defconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  corenet32_smp_defconfig
# make -s -j 32 ARCH=powerpc O=/kisskb/build/powerpc-next_corenet32_smp_defconfig_powerpc-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
In file included from /kisskb/src/include/linux/acpi.h:15,
                 from /kisskb/src/include/linux/i2c.h:13,
                 from /kisskb/src/include/uapi/linux/fb.h:6,
                 from /kisskb/src/include/linux/fb.h:6,
                 from /kisskb/src/drivers/video/fbdev/fsl-diu-fb.c:20:
/kisskb/src/drivers/video/fbdev/fsl-diu-fb.c: In function 'fsl_diu_ioctl':
/kisskb/src/include/linux/device.h:1743:2: warning: this statement may fall through [-Wimplicit-fallthrough=]
  _dev_warn(dev, dev_fmt(fmt), ##__VA_ARGS__)
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/video/fbdev/fsl-diu-fb.c:1287:3: note: in expansion of macro 'dev_warn'
   dev_warn(info->dev,
   ^~~~~~~~
/kisskb/src/drivers/video/fbdev/fsl-diu-fb.c:1290:2: note: here
  case MFB_SET_PIXFMT:
  ^~~~
In file included from /kisskb/src/include/linux/acpi.h:15,
                 from /kisskb/src/include/linux/i2c.h:13,
                 from /kisskb/src/include/uapi/linux/fb.h:6,
                 from /kisskb/src/include/linux/fb.h:6,
                 from /kisskb/src/drivers/video/fbdev/fsl-diu-fb.c:20:
/kisskb/src/include/linux/device.h:1743:2: warning: this statement may fall through [-Wimplicit-fallthrough=]
  _dev_warn(dev, dev_fmt(fmt), ##__VA_ARGS__)
  ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/video/fbdev/fsl-diu-fb.c:1296:3: note: in expansion of macro 'dev_warn'
   dev_warn(info->dev,
   ^~~~~~~~
/kisskb/src/drivers/video/fbdev/fsl-diu-fb.c:1299:2: note: here
  case MFB_GET_PIXFMT:
  ^~~~
INFO: Uncompressed kernel (size 0xe68450) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xf00000)
Image Name:   Linux-5.4.0-rc2-g818e65441e21
Created:      Thu Nov 21 20:59:31 2019
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    6787679 Bytes = 6628.59 KiB = 6.47 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/powerpc-next_corenet32_smp_defconfig_powerpc-gcc8
# Build took: 0:07:46.909530