luajit stack unwinder #2784
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luajit stack unwinder #2784
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gnurizen
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Works with openresty and luajit with caveats. lua_State is looked up via uprobes on lua_pcall and lua_resume. If uprobes aren't enabled an attempt will be made to look up lua_State via nginx_lua_co_ctx object which seems to work well for openresty but isn't well tested. Fixes: parca-dev#1889
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