Buildresult: powerpc-next/powernv_defconfig+NO_PERF/powerpc-gcc5 built on Jun 20 2019, 00:56

kisskb

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Status:	Failed
Date/Time:	Jun 20 2019, 00:56
Duration:	0:01:29.941681
Builder:	ka4
Revision:	powerpc/64s/radix: Enable HAVE_ARCH_HUGE_VMAP (`d909f9109c301f4e9e41678025c45d719ab8f7d7)`
Target:	powerpc-next/powernv_defconfig+NO_PERF/powerpc-gcc5
Branch:	powerpc-next
Compiler:	powerpc-gcc5 (powerpc64-linux-gcc (GCC) 5.5.0 / GNU ld (GNU Binutils) 2.29.1.20170915)
Config:	powernv_defconfig+NO_PERF (download)
Log:	Download original Possible errors arch/powerpc/kvm/book3s_hv_rmhandlers.o:(.text+0x6b0): undefined reference to `dawr_force_enable' (.text+0x18ac): undefined reference to `dawr_force_enable' make[1]: * [Makefile:1052: vmlinux] Error 1 make: * [Makefile:179: sub-make] Error 2 Possible warnings (2) kernel/futex.c:1658:17: warning: 'oldval' may be used uninitialized in this function [-Wmaybe-uninitialized] WARNING: vmlinux.o(.text+0x30d0): Section mismatch in reference from the variable start_here_common to the function .init.text:start_kernel() Full Log # git rev-parse -q --verify d909f9109c301f4e9e41678025c45d719ab8f7d7^{commit} d909f9109c301f4e9e41678025c45d719ab8f7d7 already have revision, skipping fetch # git checkout -q -f -B kisskb d909f9109c301f4e9e41678025c45d719ab8f7d7 # git clean -qxdf # < git log -1 # commit d909f9109c301f4e9e41678025c45d719ab8f7d7 # Author: Nicholas Piggin <npiggin@gmail.com> # Date: Mon Jun 10 13:08:18 2019 +1000 # # powerpc/64s/radix: Enable HAVE_ARCH_HUGE_VMAP # # This sets the HAVE_ARCH_HUGE_VMAP option, and defines the required # page table functions. # # This enables huge (2MB and 1GB) ioremap mappings. I don't have a # benchmark for this change, but huge vmap will be used by a later core # kernel change to enable huge vmalloc memory mappings. This improves # cached `git diff` performance by about 5% on a 2-node POWER9 with 32MB # size dentry cache hash. # # Profiling git diff dTLB misses with a vanilla kernel: # # 81.75% git [kernel.vmlinux] [k] __d_lookup_rcu # 7.21% git [kernel.vmlinux] [k] strncpy_from_user # 1.77% git [kernel.vmlinux] [k] find_get_entry # 1.59% git [kernel.vmlinux] [k] kmem_cache_free # # 40,168 dTLB-miss # 0.100342754 seconds time elapsed # # With powerpc huge vmalloc: # # 2,987 dTLB-miss # 0.095933138 seconds time elapsed # # Signed-off-by: Nicholas Piggin <npiggin@gmail.com> # Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version # < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version # < git log --format=%s --max-count=1 d909f9109c301f4e9e41678025c45d719ab8f7d7 # < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_powernv_defconfig+NO_PERF_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- powernv_defconfig # Added to kconfig CONFIG_PERF_EVENTS=n # yes \n \| make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_powernv_defconfig+NO_PERF_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- oldconfig yes: standard output: Broken pipe # make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_powernv_defconfig+NO_PERF_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- /kisskb/src/kernel/futex.c: In function 'do_futex': /kisskb/src/kernel/futex.c:1658:17: warning: 'oldval' may be used uninitialized in this function [-Wmaybe-uninitialized] return oldval == cmparg; ^ /kisskb/src/kernel/futex.c:1633:6: note: 'oldval' was declared here int oldval, ret; ^ WARNING: vmlinux.o(.text+0x30d0): Section mismatch in reference from the variable start_here_common to the function .init.text:start_kernel() The function start_here_common() references the function __init start_kernel(). This is often because start_here_common lacks a __init annotation or the annotation of start_kernel is wrong. arch/powerpc/kvm/book3s_hv_rmhandlers.o: In function `kvmppc_got_guest': arch/powerpc/kvm/book3s_hv_rmhandlers.o:(.text+0x6b0): undefined reference to `dawr_force_enable' arch/powerpc/kvm/book3s_hv_rmhandlers.o: In function `kvmppc_h_set_dabr': (.text+0x18ac): undefined reference to `dawr_force_enable' make[1]: * [/kisskb/src/Makefile:1052: vmlinux] Error 1 make: * [Makefile:179: sub-make] Error 2 Command 'make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-next_powernv_defconfig+NO_PERF_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux- ' returned non-zero exit status 2 # rm -rf /kisskb/build/powerpc-next_powernv_defconfig+NO_PERF_ppc64le-gcc5 # Build took: 0:01:29.941681

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