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perf: Add LDFLAGS to allow build of old kernels without patching 

The LDFLAGS is required or some old kernels fails due missing
symbols and this is preferred than requiring patches to every old
supported kernel.

Fixes [YOCTO: #5221]

(From OE-Core rev: 0eccbf2016e89e6f1c3796f138b02a508d2edbcf)

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Otavio Salvador 2013-09-18 10:51:04 -03:00 committed by Richard Purdie
parent 4a224d31c8
commit 99b4173245
1 changed files with 7 additions and 2 deletions
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9
meta/recipes-kernel/perf/perf.bb
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@ -60,6 +60,11 @@ B = "${WORKDIR}/${BPN}-${PV}"
SCRIPTING_DEFINES = "${@perf_feature_enabled('perf-scripting', '', 'NO_LIBPERL=1 NO_LIBPYTHON=1',d)}"
TUI_DEFINES = "${@perf_feature_enabled('perf-tui', '', 'NO_NEWT=1',d)}"
# The LDFLAGS is required or some old kernels fails due missing
# symbols and this is preferred than requiring patches to every old
# supported kernel.
LDFLAGS="-ldl -lutil"
EXTRA_OEMAKE = \
'-C ${S}/tools/perf \
O=${B} \
@ -88,13 +93,13 @@ PARALLEL_MAKE = ""
do_compile() {
# Linux kernel build system is expected to do the right thing
unset CFLAGS LDFLAGS
unset CFLAGS
oe_runmake all
}
do_install() {
# Linux kernel build system is expected to do the right thing
unset CFLAGS LDFLAGS
unset CFLAGS
oe_runmake DESTDIR=${D} install
# we are checking for this make target to be compatible with older perf versions
if [ "${@perf_feature_enabled('perf-scripting', 1, 0, d)}" = "1" -a $(grep install-python_ext ${S}/tools/perf/Makefile) = "0"]; then