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124ad80870
Add a new feature named 'perf-libunwind'. Adding this support to perf allows it to do stack traces on ARM - thumb2 and MIPS targets. PERF_FEATURES variable in perf-features.inc will enable the perf-libunwind. (From OE-Core rev: 10dfa4ee4e05841be3d3caaa28778aa40b782f97) Signed-off-by: Chong Lu <Chong.Lu@windriver.com> Signed-off-by: Saul Wold <sgw@linux.intel.com> Signed-off-by: Ross Burton <ross.burton@intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
23 lines
860 B
PHP
23 lines
860 B
PHP
PERF_FEATURES_ENABLE ?= "perf-scripting perf-tui perf-libunwind"
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def perf_feature_enabled(feature, trueval, falseval, d):
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"""
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Check which perf features are enabled.
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The PERF_FEATURES_ENABLE variable lists the perf features to
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enable. Override it if you want something different from what's
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listed above, which is the default. If empty, the build won't
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enable any features (which may be exactly what you want, just a
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barebones perf without any extra baggage, what you get if you
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specify an empty feature list).
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Available perf features:
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perf-scripting: enable support for Perl and Python bindings
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perf-tui: enable support for the perf TUI (via libnewt)
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"""
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enabled_features = d.getVar("PERF_FEATURES_ENABLE", True) or ""
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if feature in enabled_features:
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return trueval
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return falseval
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