Buildresult: powerpc-next/44x/iss476-smp_defconfig/powerpc-gcc4.6 built on Mar 26 2018, 22:45

kisskb

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Status:	OK
Date/Time:	Mar 26 2018, 22:45
Duration:	0:00:51.827992
Builder:	ka1
Revision:	powerpc/mm: Fix section mismatch warning in stop_machine_change_mapping() (`bad32f8b971407f2f651b9ceedd2093ce478041f)`
Target:	powerpc-next/44x/iss476-smp_defconfig/powerpc-gcc4.6
Branch:	powerpc-next
Compiler:	powerpc-gcc4.6 (powerpc-linux-gcc (GCC) 4.6.3)
Config:	44x/iss476-smp_defconfig (download)
Log:	Download original Possible warnings (8) warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) kernel/printk/printk.c:183:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized] kernel/rcu/srcutree.c:146:32: warning: 'levelspread[<Ucf00>]' 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] WARNING: modpost: Found 1 section mismatch(es). Full Log # git rev-parse -q --verify bad32f8b971407f2f651b9ceedd2093ce478041f^{commit} bad32f8b971407f2f651b9ceedd2093ce478041f already have revision, skipping fetch # git checkout -q -f -B kisskb bad32f8b971407f2f651b9ceedd2093ce478041f # git clean -qxdf # < git log -1 # commit bad32f8b971407f2f651b9ceedd2093ce478041f # 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 bad32f8b971407f2f651b9ceedd2093ce478041f # < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_44x_iss476-smp_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- 44x/iss476-smp_defconfig warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) # make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-next_44x_iss476-smp_defconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux- warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) warning: (PPC_PSERIES && PM_SLEEP_SMP) selects HOTPLUG_CPU which has unmet direct dependencies (SMP && (PPC_PSERIES \|\| PPC_PMAC \|\| PPC_POWERNV \|\| FSL_SOC_BOOKE)) /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:146:32: warning: 'levelspread[<Ucf00>]' may be used uninitialized in this function [-Wuninitialized] /kisskb/src/kernel/rcu/srcutree.c:94:6: note: 'levelspread[<Ucf00>]' 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' INFO: Uncompressed kernel (size 0x5beeac) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) INFO: Uncompressed kernel (size 0x5beeac) overlaps the address of the wrapper(0x400000) INFO: Fixing the link_address of wrapper to (0x600000) Completed OK # rm -rf /kisskb/build/powerpc-next_44x_iss476-smp_defconfig_powerpc # Build took: 0:00:51.827992

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