# git rev-parse -q --verify 56a451b780676bc1cdac011735fe2869fa2e9abf^{commit}
56a451b780676bc1cdac011735fe2869fa2e9abf
already have revision, skipping fetch
# git checkout -q -f -B kisskb 56a451b780676bc1cdac011735fe2869fa2e9abf
# git clean -qxdf
# < git log -1
# commit 56a451b780676bc1cdac011735fe2869fa2e9abf
# Merge: dba43fc4ba2f b350f0a3eb26
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Tue Mar 31 16:50:25 2020 -0700
# 
#     Merge tag 'ntb-5.7' of git://github.com/jonmason/ntb
#     
#     Pull NTB updates from Jon Mason:
#      "Bug fixes for a few printing issues, link status detection bug on AMD
#       hardware, and a DMA address issue with ntb_perf.
#     
#       Also, large series of AMD NTB patches"
#     
#     * tag 'ntb-5.7' of git://github.com/jonmason/ntb: (21 commits)
#       NTB: add pci shutdown handler for AMD NTB
#       NTB: send DB event when driver is loaded or un-loaded
#       NTB: remove redundant setting of DB valid mask
#       NTB: return link up status correctly for PRI and SEC
#       NTB: add helper functions to set and clear sideinfo
#       NTB: move ntb_ctrl handling to init and deinit
#       NTB: handle link up, D0 and D3 events correctly
#       NTB: handle link down event correctly
#       NTB: remove handling of peer_sta from amd_link_is_up
#       NTB: set peer_sta within event handler itself
#       NTB: return the side info status from amd_poll_link
#       NTB: define a new function to get link status
#       NTB: Enable link up and down event notification
#       NTB: clear interrupt status register
#       NTB: Fix access to link status and control register
#       MAINTAINERS: update maintainer list for AMD NTB driver
#       NTB: ntb_transport: Use scnprintf() for avoiding potential buffer overflow
#       ntb_hw_switchtec: Fix ntb_mw_clear_trans error if size == 0
#       ntb_tool: Fix printk format
#       NTB: ntb_perf: Fix address err in perf_copy_chunk
#       ...
# < /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 56a451b780676bc1cdac011735fe2869fa2e9abf
# < make -s -j 10 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 10 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-  help
# make -s -j 10 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-  olddefconfig
# make -s -j 10 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
/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;
      ^
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:289:3: 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: 0:10:08.649364