# git rev-parse -q --verify 7a75874154b207e9c1aa83e19ffca0484d48c40a^{commit}
7a75874154b207e9c1aa83e19ffca0484d48c40a
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7a75874154b207e9c1aa83e19ffca0484d48c40a
# git clean -qxdf
# < git log -1
# commit 7a75874154b207e9c1aa83e19ffca0484d48c40a
# Author: Nicholas Piggin <npiggin@gmail.com>
# Date:   Tue May 1 00:55:58 2018 +1000
# 
#     powerpc/powernv: provide a console flush operation for opal hvc driver
#     
#     Provide the flush hv_op for the opal hvc driver. This will flush the
#     firmware console buffers without spinning with interrupts disabled.
#     
#     Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
#     Cc: linuxppc-dev@lists.ozlabs.org
#     Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
#     Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < git log --format=%s --max-count=1 7a75874154b207e9c1aa83e19ffca0484d48c40a
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_44x_currituck_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  44x/currituck_defconfig
# make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_44x_currituck_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  
/kisskb/src/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields':
/kisskb/src/kernel/rcu/srcutree.c:146:32: warning: 'levelspread[<U4b40>]' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[<U4b40>]' was declared here
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/base/regmap/regmap.c: In function 'regmap_raw_read':
/kisskb/src/drivers/base/regmap/regmap.c:2497:6: warning: 'ret' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/base/regmap/regmap.c: In function '_regmap_raw_write':
/kisskb/src/drivers/base/regmap/regmap.c:1819:6: warning: 'ret' 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:340:21: note: 'pdeo' was declared here
/kisskb/src/drivers/tty/serial/8250/8250_core.c: In function 'univ8250_release_irq':
/kisskb/src/drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/drivers/tty/serial/8250/8250_core.c:231:19: note: 'i' was declared here
WARNING: modpost: Found 1 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
arch/powerpc/boot/currituck.dtb: Warning (pci_bridge): /plb/pciex@10100000000: node name is not "pci" or "pcie"
arch/powerpc/boot/currituck.dtb: Warning (pci_bridge): /plb/pciex@30100000000: node name is not "pci" or "pcie"
arch/powerpc/boot/currituck.dtb: Warning (pci_bridge): /plb/pciex@38100000000: node name is not "pci" or "pcie"
arch/powerpc/boot/currituck.dtb: Warning (pci_device_bus_num): Failed prerequisite 'pci_bridge'
Completed OK
# rm -rf /kisskb/build/powerpc-next_44x_currituck_defconfig_powerpc
# Build took: 0:00:28.707547