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perf: Add libdw unwind support to perf-libunwind feature

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perf can use either libdw or libunwind dwarf unwinders, or neither.
The perf-libunwind feature implies that if disabled, neither should be
used, so have it disable both libdw and libunwind DWARF unwinders if
disabled.

This fixes [YOCTO #7129].

(From OE-Core rev: 868dd446fa2732858813e96dd8f3f64b2a9ec339)

(From OE-Core rev: 8ae5965d8e9abf8cda37ec7efe236c285a08d7fa)

Signed-off-by: Tom Zanussi <tom.zanussi@linux.intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Tom Zanussi
2015-01-15 11:54:16 +00:00
committed by Richard Purdie
parent dddb84aae0
commit 2ec5a5473e
1 changed files with 1 additions and 1 deletions
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meta/recipes-kernel/perf/perf.bb
+1 -1
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@@ -64,7 +64,7 @@ B = "${WORKDIR}/${BPN}-${PV}"
SCRIPTING_DEFINES = "${@perf_feature_enabled('perf-scripting', '', 'NO_LIBPERL=1 NO_LIBPYTHON=1',d)}"
TUI_DEFINES = "${@perf_feature_enabled('perf-tui', '', 'NO_NEWT=1',d)}"
LIBUNWIND_DEFINES = "${@perf_feature_enabled('perf-libunwind', '', 'NO_LIBUNWIND=1',d)}"
LIBUNWIND_DEFINES = "${@perf_feature_enabled('perf-libunwind', '', 'NO_LIBUNWIND=1 NO_LIBDW_DWARF_UNWIND=1',d)}"
# The LDFLAGS is required or some old kernels fails due missing
# symbols and this is preferred than requiring patches to every old