Buildresult: powerpc-next/83xx/kmeter1_defconfig/powerpc-gcc4.6 built on Mar 27 2018, 11:10

kisskb

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Status:	OK
Date/Time:	Mar 27 2018, 11:10
Duration:	0:00:59.108639
Builder:	ka3
Revision:	powerpc/mm: Fix section mismatch warning in stop_machine_change_mapping() (`bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a)`
Target:	powerpc-next/83xx/kmeter1_defconfig/powerpc-gcc4.6
Branch:	powerpc-next
Compiler:	powerpc-gcc4.6 (powerpc-linux-gcc (GCC) 4.6.3)
Config:	83xx/kmeter1_defconfig (download)
Log:	Download original Possible warnings (6) kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] kernel/rcu/srcutree.c:127:33: warning: 'levelspread[<U3500>]' may be used uninitialized in this function [-Wuninitialized] net/bridge/br_netlink.c:635:7: warning: 'err' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1816:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] drivers/net/tun.c:1726:46: warning: 'linear' may be used uninitialized in this function [-Wuninitialized] drivers/tty/serial/8250/8250_core.c:251:18: warning: 'i' may be used uninitialized in this function [-Wuninitialized] Full Log # git rev-parse -q --verify bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a^{commit} bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a already have revision, skipping fetch # git checkout -q -f -B kisskb bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a # git clean -qxdf # < git log -1 # commit bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a # Author: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> # Date: Fri Mar 9 17:45:58 2018 -0300 # # powerpc/mm: Fix section mismatch warning in stop_machine_change_mapping() # # Fix the warning messages for stop_machine_change_mapping(), and a number # of other affected functions in its call chain. # # All modified functions are under CONFIG_MEMORY_HOTPLUG, so __meminit # is okay (keeps them / does not discard them). # # Boot-tested on powernv/power9/radix-mmu and pseries/power8/hash-mmu. # # $ make -j$(nproc) CONFIG_DEBUG_SECTION_MISMATCH=y vmlinux # ... # MODPOST vmlinux.o # WARNING: vmlinux.o(.text+0x6b130): Section mismatch in reference from the function stop_machine_change_mapping() to the function .meminit.text:create_physical_mapping() # The function stop_machine_change_mapping() references # the function __meminit create_physical_mapping(). # This is often because stop_machine_change_mapping lacks a __meminit # annotation or the annotation of create_physical_mapping is wrong. # # WARNING: vmlinux.o(.text+0x6b13c): Section mismatch in reference from the function stop_machine_change_mapping() to the function .meminit.text:create_physical_mapping() # The function stop_machine_change_mapping() references # the function __meminit create_physical_mapping(). # This is often because stop_machine_change_mapping lacks a __meminit # annotation or the annotation of create_physical_mapping is wrong. # ... # # Signed-off-by: Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com> # Acked-by: Balbir Singh <bsingharora@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 bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a # < make -s -j 10 ARCH=powerpc O=/kisskb/build/powerpc-next_83xx_kmeter1_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- 83xx/kmeter1_defconfig # make -s -j 10 ARCH=powerpc O=/kisskb/build/powerpc-next_83xx_kmeter1_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- /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/kernel/rcu/srcutree.c: In function 'init_srcu_struct_fields': /kisskb/src/kernel/rcu/srcutree.c:127:33: warning: 'levelspread[<U3500>]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[<U3500>]' was declared here /kisskb/src/net/bridge/br_netlink.c: In function 'br_afspec': /kisskb/src/net/bridge/br_netlink.c:635:7: warning: 'err' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c: In function 'tun_get_user': /kisskb/src/drivers/net/tun.c:1816:30: warning: 'copylen' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/drivers/net/tun.c:1726:46: warning: 'linear' 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: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 INFO: Uncompressed kernel (size 0x4bae9c) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x500000) Image Name: Linux-4.16.0-rc4-gbb845a8 Created: Tue Mar 27 11:11:48 2018 Image Type: PowerPC Linux Kernel Image (gzip compressed) Data Size: 2399384 Bytes = 2343.15 kB = 2.29 MB Load Address: 00000000 Entry Point: 00000000 Completed OK # rm -rf /kisskb/build/powerpc-next_83xx_kmeter1_defconfig_powerpc # Build took: 0:00:59.108639

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