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SubjectRe: perf build broken in 5.1-rc7
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Den 30-04-2019 kl. 10:26, skrev Thomas Backlund:
>
> Building perf in 5.1-rc5/6/7 fails:
>
>
> Build start:
>
>
>  make -s -C tools/perf NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX32=1
> WERROR=0 NO_LIBUNWIND=1 HAVE_CPLUS_DEMANGLE=1 NO_GTK2=1 NO_STRLCPY=1
> NO_BIONIC=1 NO_JVMTI=1 prefix=/usr lib=lib64 all
>   BUILD:   Doing 'make -j32' parallel build
>   HOSTCC   fixdep.o
>   HOSTLD   fixdep-in.o
>   LINK     fixdep
> Warning: Kernel ABI header at 'tools/arch/x86/include/uapi/asm/vmx.h'
> differs from latest version at 'arch/x86/include/uapi/asm/vmx.h'
> diff -u tools/arch/x86/include/uapi/asm/vmx.h
> arch/x86/include/uapi/asm/vmx.h
>
> Auto-detecting system features:
> ...                         dwarf: [ on  ]
> ...            dwarf_getlocations: [ on  ]
> ...                         glibc: [ on  ]
> ...                          gtk2: [ on  ]
> ...                      libaudit: [ on  ]
> ...                        libbfd: [ on  ]
> ...                        libelf: [ on  ]
> ...                       libnuma: [ on  ]
> ...        numa_num_possible_cpus: [ on  ]
> ...                       libperl: [ on  ]
> ...                     libpython: [ on  ]
> ...                      libslang: [ on  ]
> ...                     libcrypto: [ on  ]
> ...                     libunwind: [ on  ]
> ...            libdw-dwarf-unwind: [ on  ]
> ...                          zlib: [ on  ]
> ...                          lzma: [ on  ]
> ...                     get_cpuid: [ on  ]
> ...                           bpf: [ on  ]
> ...                        libaio: [ on  ]
> ...        disassembler-four-args: [ OFF ]
>
> Makefile.config:473: No sys/sdt.h found, no SDT events are defined,
> please install systemtap-sdt-devel or systemtap-sdt-dev
> Makefile.config:853: No libbabeltrace found, disables 'perf data' CTF
> format support, please install libbabeltrace-dev[el]/libbabeltrace-ctf-dev
>
>
> And breaks with:
>
>
> CC       ui/setup.o
> util/annotate.c: In function 'symbol__disassemble_bpf':
> util/annotate.c:1767:29: error: incompatible type for argument 1 of
> 'disassembler'
>   disassemble = disassembler(bfdf);
>                              ^~~~
> In file included from util/annotate.c:1689:
> /usr/include/dis-asm.h:325:63: note: expected 'enum bfd_architecture'
> but argument is of type 'bfd *' {aka 'struct bfd *'}
>  extern disassembler_ftype disassembler (enum bfd_architecture arc,
>                                          ~~~~~~~~~~~~~~~~~~~~~~^~~
> util/annotate.c:1767:16: error: too few arguments to function
> 'disassembler'
>   disassemble = disassembler(bfdf);
>                 ^~~~~~~~~~~~
> In file included from util/annotate.c:1689:
> /usr/include/dis-asm.h:325:27: note: declared here
>  extern disassembler_ftype disassembler (enum bfd_architecture arc,
>                            ^~~~~~~~~~~~
>   CC       arch/x86/util/header.o
>   CC       arch/x86/util/tsc.o
>   CC       arch/x86/util/pmu.o
> mv: cannot stat 'util/.annotate.o.tmp': No such file or directory
>   CC       bench/futex-requeue.o
>   CC       arch/x86/util/kvm-stat.o
> make[4]: ***
> [/work/rpmbuild/BUILD/kernel-x86_64/linux-5.0/tools/build/Makefile.build:97:
> util/annotate.o] Error 1
> make[4]: *** Waiting for unfinished jobs....
>   CC       util/build-id.o
>
>
>


And I forgot...

Reverting:
From 6987561c9e86eace45f2dbb0c564964a63f4150a Mon Sep 17 00:00:00 2001
From: Song Liu <songliubraving@fb.com>
Date: Mon, 11 Mar 2019 22:30:48 -0700
Subject: perf annotate: Enable annotation of BPF programs

Makes it build again.

--
Thomas

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