# git rev-parse -q --verify 15bc20c6af4ceee97a1f90b43c0e386643c071b4^{commit}
15bc20c6af4ceee97a1f90b43c0e386643c071b4
already have revision, skipping fetch
# git checkout -q -f -B kisskb 15bc20c6af4ceee97a1f90b43c0e386643c071b4
# git clean -qxdf
# < git log -1
# commit 15bc20c6af4ceee97a1f90b43c0e386643c071b4
# Merge: 27563ab6ef75 ea1fc02e12b6
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Wed Aug 26 10:58:20 2020 -0700
# 
#     Merge tag 'tty-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
#     
#     Pull tty/serial fixes from Greg KH:
#      "Here are a few small TTY/Serial/vt fixes for 5.9-rc3
#     
#       Included in here are:
#        - qcom serial fixes
#        - vt ioctl and core bugfixes
#        - pl011 serial driver fixes
#        - 8250 serial driver fixes
#        - other misc serial driver fixes
#     
#       and for good measure:
#        - fbcon fix for syzbot found problem.
#     
#       All of these have been in linux-next for a while with no reported
#       issues"
#     
#     * tag 'tty-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
#       tty: serial: imx: add dependence and build for earlycon
#       serial: samsung: Removes the IRQ not found warning
#       serial: 8250: change lock order in serial8250_do_startup()
#       serial: stm32: avoid kernel warning on absence of optional IRQ
#       serial: pl011: Fix oops on -EPROBE_DEFER
#       serial: pl011: Don't leak amba_ports entry on driver register error
#       serial: 8250_exar: Fix number of ports for Commtech PCIe cards
#       tty: serial: qcom_geni_serial: Drop __init from qcom_geni_console_setup
#       serial: qcom_geni_serial: Fix recent kdb hang
#       vt_ioctl: change VT_RESIZEX ioctl to check for error return from vc_resize()
#       fbcon: prevent user font height or width change from causing potential out-of-bounds access
#       vt: defer kfree() of vc_screenbuf in vc_do_resize()
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-ld --version
# < git log --format=%s --max-count=1 15bc20c6af4ceee97a1f90b43c0e386643c071b4
# < make -s -j 8 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  allmodconfig
# Added to kconfig CONFIG_BUILD_DOCSRC=n
# Added to kconfig CONFIG_MODULE_SIG=n
# Added to kconfig CONFIG_SAMPLES=n
# < make -s -j 8 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  help
# make -s -j 8 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  olddefconfig
# make -s -j 8 ARCH=s390 O=/kisskb/build/linus_s390-allmodconfig_s390x-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/s390-linux/bin/s390-linux-  
/kisskb/src/drivers/gpu/drm/rockchip/cdn-dp-core.c:1124:12: warning: 'cdn_dp_resume' defined but not used [-Wunused-function]
 static int cdn_dp_resume(struct device *dev)
            ^~~~~~~~~~~~~
In file included from /kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c:41:
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c: In function 'mvpp2_setup_bm_pool':
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2.h:647:2: warning: overflow in conversion from 'long unsigned int' to 'int' changes value from '18446744073709551584' to '-32' [-Woverflow]
  ((total_size) - MVPP2_SKB_HEADROOM - MVPP2_SKB_SHINFO_SIZE)
  ^
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2.h:714:33: note: in expansion of macro 'MVPP2_RX_MAX_PKT_SIZE'
 #define MVPP2_BM_SHORT_PKT_SIZE MVPP2_RX_MAX_PKT_SIZE(MVPP2_BM_SHORT_FRAME_SIZE)
                                 ^~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c:652:41: note: in expansion of macro 'MVPP2_BM_SHORT_PKT_SIZE'
  mvpp2_pools[MVPP2_BM_SHORT].pkt_size = MVPP2_BM_SHORT_PKT_SIZE;
                                         ^~~~~~~~~~~~~~~~~~~~~~~
/kisskb/src/drivers/input/joystick/analog.c:160:2: warning: #warning Precise timer not defined for this architecture. [-Wcpp]
 #warning Precise timer not defined for this architecture.
  ^~~~~~~
/kisskb/src/drivers/staging/media/tegra-vde/vde.c:916:12: warning: 'tegra_vde_runtime_suspend' defined but not used [-Wunused-function]
 static int tegra_vde_runtime_suspend(struct device *dev)
            ^~~~~~~~~~~~~~~~~~~~~~~~~
Completed OK
# rm -rf /kisskb/build/linus_s390-allmodconfig_s390x-gcc8
# Build took: 0:31:43.365503