Buildresult: powerpc-next/s390-defconfig/s390x-gcc4.6 built on Mar 27 2018, 10:23
kisskb
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Status:
OK
Date/Time:
Mar 27 2018, 10:23
Duration:
0:02:25.774356
Builder:
ka1
Revision:
powerpc/mm: Fix section mismatch warning in stop_machine_change_mapping() (
bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a)
Target:
powerpc-next/s390-defconfig/s390x-gcc4.6
Branch:
powerpc-next
Compiler:
s390x-gcc4.6
(s390x-linux-gcc (GCC) 4.6.3)
Config:
defconfig
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Log:
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Possible warnings (5)
kernel/cgroup/cgroup-v1.c:1268:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] mm/hugetlb.c:1439:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] kernel/printk/printk.c:183:16: warning: 'old' 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]
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/s390x-linux/bin/s390x-linux-gcc --version # < git log --format=%s --max-count=1 bb845a8ed3c69eee961e8d5b2d86f6e2a7e83c6a # < make -s -j 8 ARCH=s390 O=/kisskb/build/powerpc-next_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- defconfig # make -s -j 8 ARCH=s390 O=/kisskb/build/powerpc-next_s390-defconfig_s390x CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/s390x-linux/bin/s390x-linux- /kisskb/src/kernel/cgroup/cgroup-v1.c: In function 'cgroup1_mount': /kisskb/src/kernel/cgroup/cgroup-v1.c:1268:20: warning: 'root' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/mm/hugetlb.c: In function 'alloc_pool_huge_page': /kisskb/src/mm/hugetlb.c:1439:5: warning: 'page' may be used uninitialized in this function [-Wuninitialized] /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/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] Completed OK # rm -rf /kisskb/build/powerpc-next_s390-defconfig_s390x # Build took: 0:02:25.774356
© Michael Ellerman 2006-2018.