1config BR2_PACKAGE_KTAP 2 bool "ktap" 3 depends on BR2_LINUX_KERNEL 4 depends on BR2_TOOLCHAIN_HAS_THREADS 5 help 6 ktap is a script-based dynamic tracing tool for Linux 7 8 It uses a scripting language and lets users trace the Linux 9 kernel dynamically. ktap is designed to give operational 10 insights with interoperability that allows users to tune, 11 troubleshoot and extend kernel and application. 12 It's similar to Linux Systemtap and Solaris Dtrace. 13 14 ktap doesn't support kernels older than 3.1. 15 16 To be able to resolve symbols in DSO and for sdt, you need to 17 enable elfutils. 18 19 Your kernel must have CONFIG_EVENT_TRACING, 20 CONFIG_PERF_EVENTS, and CONFIG_DEBUG_FS enabled to compile. 21 22 Buildroot automatically enables these in the kernel 23 configuration. 24 25 http://www.ktap.org 26 27comment "ktap needs a Linux kernel to be built" 28 depends on !BR2_LINUX_KERNEL 29 30comment "ktap needs a toolchain w/ threads" 31 depends on !BR2_TOOLCHAIN_HAS_THREADS 32