Perf is capable of decoding coresite debug/trace files
but the feature needs to be enabled with CORESIGHT=1
and the decode library needs to be added as a build
dependency.
Signed-off-by: Jeremy Linton <jeremy.linton(a)arm.com>
---
kernel.spec | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/kernel.spec b/kernel.spec
index e60421066..235e5587f 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -494,6 +494,7 @@ BuildRequires: sparse
BuildRequires: zlib-devel binutils-devel newt-devel perl(ExtUtils::Embed) bison flex
xz-devel
BuildRequires: audit-libs-devel
BuildRequires: java-devel
+BuildRequires: opencsd-devel
%ifnarch %{arm} s390x
BuildRequires: numactl-devel
%endif
@@ -2100,7 +2101,7 @@ BuildKernel %make_target %kernel_image %{_use_vdso}
%endif
%global perf_make \
- %{__make} -s EXTRA_CFLAGS="${RPM_OPT_FLAGS}"
LDFLAGS="%{__global_ldflags}" %{?cross_opts} -C tools/perf V=1
NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX32=1 WERROR=0 NO_LIBUNWIND=1 HAVE_CPLUS_DEMANGLE=1
NO_GTK2=1 NO_STRLCPY=1 NO_BIONIC=1 prefix=%{_prefix} PYTHON=%{__python3}
+ %{__make} -s EXTRA_CFLAGS="${RPM_OPT_FLAGS}"
LDFLAGS="%{__global_ldflags}" %{?cross_opts} -C tools/perf V=1
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 CORESIGHT=1 prefix=%{_prefix} PYTHON=%{__python3}
%if %{with_perf}
# perf
# make sure check-headers.sh is executable
--
2.27.0
Show replies by date
I've pushed this to the Fedora rawhide kernel-tools package, it'll
appear in the next build.
Peter
On Tue, Jul 14, 2020 at 7:12 PM Jeremy Linton <jeremy.linton(a)arm.com> wrote:
>
> Perf is capable of decoding coresite debug/trace files
> but the feature needs to be enabled with CORESIGHT=1
> and the decode library needs to be added as a build
> dependency.
>
> Signed-off-by: Jeremy Linton <jeremy.linton(a)arm.com>
> ---
> kernel.spec | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/kernel.spec b/kernel.spec
> index e60421066..235e5587f 100644
> --- a/kernel.spec
> +++ b/kernel.spec
> @@ -494,6 +494,7 @@ BuildRequires: sparse
> BuildRequires: zlib-devel binutils-devel newt-devel perl(ExtUtils::Embed) bison flex
xz-devel
> BuildRequires: audit-libs-devel
> BuildRequires: java-devel
> +BuildRequires: opencsd-devel
> %ifnarch %{arm} s390x
> BuildRequires: numactl-devel
> %endif
> @@ -2100,7 +2101,7 @@ BuildKernel %make_target %kernel_image %{_use_vdso}
> %endif
>
> %global perf_make \
> - %{__make} -s EXTRA_CFLAGS="${RPM_OPT_FLAGS}"
LDFLAGS="%{__global_ldflags}" %{?cross_opts} -C tools/perf V=1
NO_PERF_READ_VDSO32=1 NO_PERF_READ_VDSOX32=1 WERROR=0 NO_LIBUNWIND=1 HAVE_CPLUS_DEMANGLE=1
NO_GTK2=1 NO_STRLCPY=1 NO_BIONIC=1 prefix=%{_prefix} PYTHON=%{__python3}
> + %{__make} -s EXTRA_CFLAGS="${RPM_OPT_FLAGS}"
LDFLAGS="%{__global_ldflags}" %{?cross_opts} -C tools/perf V=1
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 CORESIGHT=1 prefix=%{_prefix} PYTHON=%{__python3}
> %if %{with_perf}
> # perf
> # make sure check-headers.sh is executable
> --
> 2.27.0
>