# git rev-parse -q --verify c48b07226bd41f4053aa2024c5e347183c04deb5^{commit}
c48b07226bd41f4053aa2024c5e347183c04deb5
already have revision, skipping fetch
# git checkout -q -f -B kisskb c48b07226bd41f4053aa2024c5e347183c04deb5
# git clean -qxdf
# < git log -1
# commit c48b07226bd41f4053aa2024c5e347183c04deb5
# Merge: d5ca32738f8f 7dc41b9b99cd
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Apr 5 12:26:24 2020 -0700
# 
#     Merge tag 'perf-urgent-2020-04-05' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull more perf updates from Thomas Gleixner:
#      "Perf updates all over the place:
#     
#       core:
#     
#        - Support for cgroup tracking in samples to allow cgroup based
#          analysis
#     
#       tools:
#     
#        - Support for cgroup analysis
#     
#        - Commandline option and hotkey for perf top to change the sort order
#     
#        - A set of fixes all over the place
#     
#        - Various build system related improvements
#     
#        - Updates of the X86 pmu event JSON data
#     
#        - Documentation updates"
#     
#     * tag 'perf-urgent-2020-04-05' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (55 commits)
#       perf python: Fix clang detection to strip out options passed in $CC
#       perf tools: Support Python 3.8+ in Makefile
#       perf script: Fix invalid read of directory entry after closedir()
#       perf script report: Fix SEGFAULT when using DWARF mode
#       perf script: add -S/--symbols documentation
#       perf pmu-events x86: Use CPU_CLK_UNHALTED.THREAD in Kernel_Utilization metric
#       perf events parser: Add missing Intel CPU events to parser
#       perf script: Allow --symbol to accept hexadecimal addresses
#       perf report/top TUI: Fix title line formatting
#       perf top: Support hotkey to change sort order
#       perf top: Support --group-sort-idx to change the sort order
#       perf symbols: Fix arm64 gap between kernel start and module end
#       perf build-test: Honour JOBS to override detection of number of cores
#       perf script: Add --show-cgroup-events option
#       perf top: Add --all-cgroups option
#       perf record: Add --all-cgroups option
#       perf record: Support synthesizing cgroup events
#       perf report: Add 'cgroup' sort key
#       perf cgroup: Maintain cgroup hierarchy
#       perf tools: Basic support for CGROUP event
#       ...
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version
# < git log --format=%s --max-count=1 c48b07226bd41f4053aa2024c5e347183c04deb5
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_chrp32_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  chrp32_defconfig
# < make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_chrp32_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  help
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_chrp32_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  olddefconfig
# make -s -j 32 ARCH=powerpc O=/kisskb/build/linus_chrp32_defconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  
/kisskb/src/fs/proc/inode.c: In function 'proc_reg_open':
/kisskb/src/include/linux/list.h:72:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/proc/inode.c:401:21: note: 'pdeo' was declared here
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:204:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/ext4/extents.c: In function 'ext4_convert_unwritten_io_end_vec':
/kisskb/src/fs/ext4/extents.c:4774:23: warning: 'ret' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/namei.c: In function 'handle_dots':
/kisskb/src/fs/namei.c:1805:10: warning: 'inode' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/namei.c:1805:10: warning: 'seq' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq':
/kisskb/src/drivers/tty/serial/8250/8250_core.c:247:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c:227:19: note: 'i' was declared here
/kisskb/src/fs/io_uring.c: In function '__io_sqe_files_update.isra.65':
/kisskb/src/fs/io_uring.c:6617:13: warning: 'err' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/usb/core/devio.c: In function 'async_completed':
/kisskb/src/drivers/usb/core/devio.c:625:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/linus_chrp32_defconfig_powerpc-gcc4.6
# Build took: 0:00:53.199299