# git rev-parse -q --verify b29cc9b4582a7d81ce02384206ecc8c9d79c2abc^{commit}
b29cc9b4582a7d81ce02384206ecc8c9d79c2abc
already have revision, skipping fetch
# git checkout -q -f -B kisskb b29cc9b4582a7d81ce02384206ecc8c9d79c2abc
# git clean -qxdf
# < git log -1
# commit b29cc9b4582a7d81ce02384206ecc8c9d79c2abc
# Author: Michal Suchanek <msuchanek@suse.de>
# Date:   Wed Nov 27 23:09:59 2019 +0100
# 
#     powerpc: add link stack flush mitigation status in debugfs.
#     
#     The link stack flush status is not visible in debugfs. It can be enabled
#     even when count cache flush is disabled. Add separate file for its
#     status.
#     
#     Signed-off-by: Michal Suchanek <msuchanek@suse.de>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
#     Link: https://lore.kernel.org/r/20191127220959.6208-1-msuchanek@suse.de
# < /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 b29cc9b4582a7d81ce02384206ecc8c9d79c2abc
# < make -s -j 48 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 48 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:1776:2: 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:1776:2: 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 0xe90a44) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xf00000)
Image Name:   Linux-5.4.0-gb29cc9b4582a
Created:      Mon Dec  2 00:11:23 2019
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    6864709 Bytes = 6703.82 KiB = 6.55 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/powerpc-next_corenet32_smp_defconfig_powerpc-gcc8
# Build took: 0:02:41.884016