# git rev-parse -q --verify 9420e8ade4353a6710908ffafa23ecaf1caa0123^{commit}
9420e8ade4353a6710908ffafa23ecaf1caa0123
already have revision, skipping fetch
# git checkout -q -f -B kisskb 9420e8ade4353a6710908ffafa23ecaf1caa0123
# git clean -qxdf
# < git log -1
# commit 9420e8ade4353a6710908ffafa23ecaf1caa0123
# Merge: 1b649e0bcae7 ba80013fba65
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Mar 26 10:39:36 2020 -0700
# 
#     Merge tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma
#     
#     Pull rdma fixes from Jason Gunthorpe:
#      "A small set of late-rc patches, mostly fixes for various crashers,
#       some syzkaller fixes and a mlx5 HW limitation:
#     
#        - Several MAINTAINERS updates
#     
#        - Memory leak regression in ODP
#     
#        - Several fixes for syzkaller related crashes. Google recently taught
#          syzkaller to create the software RDMA devices
#     
#        - Crash fixes for HFI1
#     
#        - Several fixes for mlx5 crashes
#     
#        - Prevent unprivileged access to an unsafe mlx5 HW resource"
#     
#     * tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
#       RDMA/mlx5: Block delay drop to unprivileged users
#       RDMA/mlx5: Fix access to wrong pointer while performing flush due to error
#       RDMA/core: Ensure security pkey modify is not lost
#       MAINTAINERS: Clean RXE section and add Zhu as RXE maintainer
#       IB/hfi1: Ensure pq is not left on waitlist
#       IB/rdmavt: Free kernel completion queue when done
#       RDMA/mad: Do not crash if the rdma device does not have a umad interface
#       RDMA/core: Fix missing error check on dev_set_name()
#       RDMA/nl: Do not permit empty devices names during RDMA_NLDEV_CMD_NEWLINK/SET
#       RDMA/mlx5: Fix the number of hwcounters of a dynamic counter
#       MAINTAINERS: Update maintainers for HISILICON ROCE DRIVER
#       RDMA/odp: Fix leaking the tgid for implicit ODP
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 9420e8ade4353a6710908ffafa23ecaf1caa0123
# < make -s -j 48 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 defconfig
# < make -s -j 48 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 help
# make -s -j 48 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 olddefconfig
# make -s -j 48 ARCH=um O=/kisskb/build/linus_um-defconfig_um-x86_64 CROSS_COMPILE=/opt/cross/kisskb/fe-x86-64-core-i7-2017.05/bin/x86_64-linux- SUBARCH=x86_64 
/kisskb/src/arch/um/os-Linux/signal.c: In function 'sig_handler_common':
/kisskb/src/arch/um/os-Linux/signal.c:51:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=]
 }
 ^
/kisskb/src/arch/um/os-Linux/signal.c: In function 'timer_real_alarm_handler':
/kisskb/src/arch/um/os-Linux/signal.c:95:1: warning: the frame size of 2960 bytes is larger than 1024 bytes [-Wframe-larger-than=]
 }
 ^
  LINK linux
Completed OK
# rm -rf /kisskb/build/linus_um-defconfig_um-x86_64
# Build took: 0:00:50.664574