# git rev-parse -q --verify 4c7d00ccf40db99bfb7bd1857bcbf007275704d8^{commit}
4c7d00ccf40db99bfb7bd1857bcbf007275704d8
already have revision, skipping fetch
# git checkout -q -f -B kisskb 4c7d00ccf40db99bfb7bd1857bcbf007275704d8
# git clean -qxdf
# < git log -1
# commit 4c7d00ccf40db99bfb7bd1857bcbf007275704d8
# Merge: 18ea671ba40b 9871abffc810
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Feb 5 18:11:51 2020 +0000
# 
#     Merge tag 'pwm/for-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm
#     
#     Pull pwm updates from Thierry Reding:
#      "Mostly cleanups and minor improvements with some new chip support for
#       some drivers"
#     
#     * tag 'pwm/for-5.6-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm: (37 commits)
#       pwm: Remove set but not set variable 'pwm'
#       pwm: sun4i: Initialize variables before use
#       pwm: stm32: Remove automatic output enable
#       pwm: sun4i: Narrow scope of local variable
#       pwm: bcm2835: Allow building for ARCH_BRCMSTB
#       pwm: imx27: Eliminate error message for defer probe
#       pwm: sun4i: Fix inconsistent IS_ERR and PTR_ERR
#       pwm: sun4i: Move pwm_calculate() out of spin_lock()
#       pwm: omap-dmtimer: Allow compiling with COMPILE_TEST
#       pwm: omap-dmtimer: put_device() after of_find_device_by_node()
#       pwm: omap-dmtimer: Simplify error handling
#       pwm: omap-dmtimer: Remove PWM chip in .remove before making it unfunctional
#       pwm: Implement tracing for .get_state() and .apply_state()
#       pwm: rcar: Document inability to set duty_cycle = 0
#       pwm: rcar: Drop useless call to pwm_get_state()
#       pwm: Fix minor Kconfig whitespace issues
#       pwm: atmel: Implement .get_state()
#       pwm: atmel: Use register accessors for channels
#       pwm: atmel: Document known weaknesses of both hardware and software
#       pwm: atmel: Replace loop in prescale calculation by ad-hoc calculation
#       ...
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 4c7d00ccf40db99bfb7bd1857bcbf007275704d8
# < make -s -j 80 ARCH=arm64 O=/kisskb/build/linus_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  defconfig
# make -s -j 80 ARCH=arm64 O=/kisskb/build/linus_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
arch/arm64/Makefile:35: LSE atomics not supported by binutils
In file included from /kisskb/src/include/linux/rwsem.h:16:0,
                 from /kisskb/src/include/linux/notifier.h:15,
                 from /kisskb/src/include/linux/clk.h:14,
                 from /kisskb/src/drivers/tty/serial/sh-sci.c:20:
/kisskb/src/drivers/tty/serial/sh-sci.c: In function 'sci_dma_rx_submit':
/kisskb/src/include/linux/spinlock.h:288:3: warning: 'flags' may be used uninitialized in this function [-Wmaybe-uninitialized]
   _raw_spin_unlock_irqrestore(lock, flags); \
   ^
/kisskb/src/drivers/tty/serial/sh-sci.c:1348:16: note: 'flags' was declared here
  unsigned long flags;
                ^
/kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c: In function 'sh_mobile_i2c_isr':
/kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:399:26: warning: 'data' may be used uninitialized in this function [-Wmaybe-uninitialized]
   pd->msg->buf[real_pos] = data;
                          ^
/kisskb/src/drivers/i2c/busses/i2c-sh_mobile.c:372:16: note: 'data' was declared here
  unsigned char data;
                ^
Completed OK
# rm -rf /kisskb/build/linus_arm64-defconfig_arm64-gcc5.4
# Build took: 0:04:53.383781