Re: [PATCH regression 4.0 -> 4.1] tools perf: Fix build breakage if prefix= is specified

From: David Ahern
Date: Thu Jun 18 2015 - 16:26:39 EST

On 6/18/15 1:59 PM, Lukas Wunner wrote:
E.g. the Debian "linux-tools" package makes use of that feature:


Source: (line 29)

The "prefix" parameter is handed down from Makefile.perf to
because it's invoked with $(MAKE), so the command line parameters are
inherited to

$(Q)$(MAKE) $(build)=perf


That "prefix" feature is broken in all 4.1 release candidates because a

It worked for me last week with OL6.

I created a standalone perf rpm with 4.1-rc6; it builds just fine with _prefix (rpm variable) set to /usr:

# prepare directories

cd perf-%{kversion}

%global perf_make \
make -s -C tools/perf V=1 WERROR=0 NO_LIBUNWIND=1 HAVE_CPLUS_DEMANGLE=1 NO_GTK2=1 NO_STRLCPY=1 NO_BIONIC=1 prefix=%{_prefix}

%{perf_make} DESTDIR=$RPM_BUILD_ROOT all

### install

[ "$RPM_BUILD_ROOT" != "/" ] && rm -rf $RPM_BUILD_ROOT
cd perf-%{kversion}
%{perf_make} DESTDIR=$RPM_BUILD_ROOT lib=%{_lib} install man

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