On 4/25/19 2:48 PM, Arnaldo Carvalho de Melo wrote:
> Em Mon, Apr 22, 2019 at 12:20:27PM -0300, Arnaldo Carvalho de Melo escreveu:
>> Em Fri, Apr 19, 2019 at 04:32:58PM -0700, Vineet Gupta escreveu:
>>> When building perf for ARC (v5.1-rc2) I get the following
>>
>>> | In file included from bench/futex-hash.c:26:
>>> | bench/futex.h: In function 'futex_wait':
>>> | bench/futex.h:37:10: error: 'SYS_futex' undeclared (first use in this function);
>>
>>> git bisect led to 1a787fc5ba18ac767e635c58d06a0b46876184e3 ("tools headers uapi:
>>> Sync copy of asm-generic/unistd.h with the kernel sources")
>> Humm, I have to check why this:
>>
>> [perfbuilder@quaco ~]$ podman images | grep ARC
>> docker.io/acmel/linux-perf-tools-build-fedora 24-x-ARC-uClibc 4c259582a8e6 5 weeks ago 846 MB
>> [perfbuilder@quaco ~]$
>>
>> isn't catching this... :-\
>>
>> FROM docker.io/fedora:24
>> MAINTAINER Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
>> ENV TOOLCHAIN=arc_gnu_2017.09-rc2_prebuilt_uclibc_le_arc700_linux_install
>> ENV CROSS=arc-linux-
>> ENV SOURCEFILE=${TOOLCHAIN}.tar.gz
>> RUN dnf -y install make flex bison binutils gcc wget tar bzip2 bc findutils xz
>> RUN wget https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_foss-2Dfor-2Dsynopsys-2Ddwc-2Darc-2Dprocessors_toolchain_releases_download_arc-2D2017.09-2Drc2_-24-257BSOURCEFILE-257D&d=DwIDaQ&c=DPL6_X_6JkXFx7AXWqB0tg&r=7FgpX6o3vAhwMrMhLh-4ZJey5kjdNUwOL2CWsFwR4T8&m=HjtufCLozrW47pS5C2YH3safLHQE7eEtmHFZsSWrz1M&s=29g4oKvGuYcLgheCUvZh3wojhhljivpLd8aj7Ur4sKQ&e=
>> <SNIP>
>> COPY rx_and_build.sh /
>> ENV EXTRA_MAKE_ARGS=NO_LIBBPF=1
>> ENV ARCH=arc
>> ENV CROSS_COMPILE=/${TOOLCHAIN}/bin/${CROSS}
>> ENV EXTRA_CFLAGS=-matomic
> So, now I have a libnuma crossbuilt in this container that allows me to
> build a ARC perf binary linked with zlib and numactl-devel, but only
> after I applied the fix below.
>
> Can you please provide the feature detection header in the build? I.e.
> what I have with my ARC cross build container right now, after applying
> the patch below is:
>
> [perfbuilder@60d5802468f6 perf]$ make $EXTRA_MAKE_ARGS ARCH=$ARCH CROSS_COMPILE=$CROSS_COMPILE EXTRA_CFLAGS="$EXTRA_CFLAGS" -C /git/perf/tools/perf O=/tmp/build/perf
> make: Entering directory '/git/perf/tools/perf'
> BUILD: Doing 'make -j8' parallel build
> sh: line 0: command: -c: invalid option
> command: usage: command [-pVv] command [arg ...]
>
> Auto-detecting system features:
> ... dwarf: [ OFF ]
> ... dwarf_getlocations: [ OFF ]
> ... glibc: [ on ]
Not related to current issue, this run uses a uClibc toolchain and yet it is
detecting glibc - doesn't seem right to me.
> ... gtk2: [ OFF ]
> ... libaudit: [ OFF ]
> ... libbfd: [ OFF ]
> ... libelf: [ OFF ]
> ... libnuma: [ on ]
Wondering why that is - for me numa is off - even when using a glibc toolchain.
> ... numa_num_possible_cpus: [ on ]
> ... libperl: [ OFF ]
> ... libpython: [ OFF ]
> ... libslang: [ OFF ]
> ... libcrypto: [ OFF ]
> ... libunwind: [ OFF ]
> ... libdw-dwarf-unwind: [ OFF ]
> ... zlib: [ OFF ]
> ... lzma: [ OFF ]
> ... get_cpuid: [ OFF ]
> ... bpf: [ on ]
> ... libaio: [ OFF ]
> ... disassembler-four-args: [ OFF ]
>
>
For my glibc toolchain, here's the feature detection output
Auto-detecting system features:
... dwarf: [ on ]
... dwarf_getlocations: [ OFF ]
... glibc: [ on ]
... gtk2: [ OFF ]
... libaudit: [ OFF ]
... libbfd: [ OFF ]
... libelf: [ on ]
... libnuma: [ OFF ]
... numa_num_possible_cpus: [ OFF ]
... libperl: [ OFF ]
... libpython: [ OFF ]
... libslang: [ OFF ]
... libcrypto: [ OFF ]
... libunwind: [ OFF ]
... libdw-dwarf-unwind: [ OFF ]
... zlib: [ OFF ]
... lzma: [ OFF ]
... get_cpuid: [ OFF ]
... bpf: [ on ]
... libaio: [ on ]
... disassembler-four-args: [ OFF ]
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