# git rev-parse -q --verify 8b7fd679427c571c34f61d9eafed3562c52424ae^{commit}
8b7fd679427c571c34f61d9eafed3562c52424ae
already have revision, skipping fetch
# git checkout -q -f -B kisskb 8b7fd679427c571c34f61d9eafed3562c52424ae
# git clean -qxdf
# < git log -1
# commit 8b7fd679427c571c34f61d9eafed3562c52424ae
# Merge: 0432a0a066b0 b3c303be4c35
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Aug 3 10:58:46 2019 -0700
# 
#     Merge branch 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
#     
#     Pull perf tooling fixes from Thomas Gleixner:
#      "A set of updates for perf tools and documentation:
#     
#       perf header:
#         - Prevent a division by zero
#         - Deal with an uninitialized warning proper
#     
#       libbpf:
#         - Fix the missiong __WORDSIZE definition for musl & al
#     
#       UAPI headers:
#         - Synchronize kernel headers
#     
#       Documentation:
#         - Fix the memory units for perf.data size"
#     
#     * 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
#       libbpf: fix missing __WORDSIZE definition
#       perf tools: Fix perf.data documentation units for memory size
#       perf header: Fix use of unitialized value warning
#       perf header: Fix divide by zero error if f_header.attr_size==0
#       tools headers UAPI: Sync if_link.h with the kernel
#       tools headers UAPI: Sync sched.h with the kernel
#       tools headers UAPI: Sync usbdevice_fs.h with the kernels to get new ioctl
#       tools perf beauty: Fix usbdevfs_ioctl table generator to handle _IOC()
#       tools headers UAPI: Update tools's copy of drm.h headers
#       tools headers UAPI: Update tools's copy of mman.h headers
#       tools headers UAPI: Update tools's copy of kvm.h headers
#       tools include UAPI: Sync x86's syscalls_64.tbl and generic unistd.h to pick up clone3 and pidfd_open
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-ld --version
# < git log --format=%s --max-count=1 8b7fd679427c571c34f61d9eafed3562c52424ae
# < make -s -j 48 ARCH=sh O=/kisskb/build/linus_landisk_defconfig_sh4 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-  landisk_defconfig
# make -s -j 48 ARCH=sh O=/kisskb/build/linus_landisk_defconfig_sh4 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/sh4-linux/bin/sh4-linux-  
  Generating include/generated/machtypes.h
<stdin>:1511:2: warning: #warning syscall clone3 not implemented [-Wcpp]
/kisskb/src/arch/sh/kernel/cpu/sh4/../sh3/../../entry-common.S: Assembler messages:
/kisskb/src/arch/sh/kernel/cpu/sh4/../sh3/../../entry-common.S:385: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence
/kisskb/src/arch/sh/kernel/cpu/sh4/../sh3/../../entry-common.S:388: Warning: overflow in branch to syscall_exit_work; converted into longer instruction sequence
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:194:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/proc/inode.c: In function 'proc_reg_open':
/kisskb/src/include/linux/list.h:65:12: warning: 'pdeo' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/fs/proc/inode.c:338:21: note: 'pdeo' was declared here
/kisskb/src/drivers/sh/clk/cpg.c: In function 'r8':
/kisskb/src/drivers/sh/clk/cpg.c:41:2: warning: passing argument 1 of 'ioread8' discards 'const' qualifier from pointer target type [enabled by default]
/kisskb/src/include/asm-generic/iomap.h:29:21: note: expected 'void *' but argument is of type 'const void *'
/kisskb/src/drivers/sh/clk/cpg.c: In function 'r16':
/kisskb/src/drivers/sh/clk/cpg.c:46:2: warning: passing argument 1 of 'ioread16' discards 'const' qualifier from pointer target type [enabled by default]
/kisskb/src/include/asm-generic/iomap.h:30:21: note: expected 'void *' but argument is of type 'const void *'
/kisskb/src/drivers/sh/clk/cpg.c: In function 'r32':
/kisskb/src/drivers/sh/clk/cpg.c:51:2: warning: passing argument 1 of 'ioread32' discards 'const' qualifier from pointer target type [enabled by default]
/kisskb/src/include/asm-generic/iomap.h:32:21: note: expected 'void *' but argument is of type 'const void *'
/kisskb/src/drivers/net/tun.c: In function 'tun_get_user':
/kisskb/src/drivers/net/tun.c:1831:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/net/tun.c:1524:34: warning: 'linear' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/net/tun.c:1744:46: note: 'linear' was declared here
/kisskb/src/drivers/usb/core/devio.c: In function 'async_completed':
/kisskb/src/drivers/usb/core/devio.c:613:23: warning: 'errno' may be used uninitialized in this function [-Wuninitialized]
  Kernel: arch/sh/boot/zImage is ready
Completed OK
# rm -rf /kisskb/build/linus_landisk_defconfig_sh4
# Build took: 0:00:43.113420