# git rev-parse -q --verify 320000e72ec0613e164ce9608d865396fb2da278^{commit}
320000e72ec0613e164ce9608d865396fb2da278
already have revision, skipping fetch
# git checkout -q -f -B kisskb 320000e72ec0613e164ce9608d865396fb2da278
# git clean -qxdf
# < git log -1
# commit 320000e72ec0613e164ce9608d865396fb2da278
# Merge: b66b449872d3 160c63f909ff
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Oct 30 14:17:18 2019 +0100
# 
#     Merge tag 'iommu-fixes-v5.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
#     
#     Pull iommu fixes from Joerg Roedel:
#     
#      - Follow-on fix for Renesas IPMMU to get rid of a redundant error
#        message.
#     
#      - Quirk for AMD IOMMU to make it work on another Acer Laptop model with
#        a broken IVRS ACPI table.
#     
#      - Fix for a panic at kdump in the Intel IOMMU driver.
#     
#     * tag 'iommu-fixes-v5.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
#       iommu/vt-d: Fix panic after kexec -p for kdump
#       iommu/amd: Apply the same IVRS IOAPIC workaround to Acer Aspire A315-41
#       iommu/ipmmu-vmsa: Remove dev_err() on platform_get_irq() failure
# < /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 320000e72ec0613e164ce9608d865396fb2da278
# < make -s -j 48 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 48 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:38: LSE atomics not supported by binutils
/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;
                ^
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:24:
/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:1351:16: note: 'flags' was declared here
  unsigned long flags;
                ^
Completed OK
# rm -rf /kisskb/build/linus_arm64-defconfig_arm64-gcc5.4
# Build took: 0:04:59.631275