mirror of https://gitee.com/openkylin/linux.git
f704ef4460
With support for perf_regs and libdw, you can record and report call graphs for user space programs. Simply invoke perf with the --call-graph=dwarf command line option. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> [brueckner: added dwfl_thread_state_register_pc() call] Signed-off-by: Hendrik Brueckner <brueckner@linux.vnet.ibm.com> Reviewed-and-tested-by: Thomas Richter <tmricht@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com> |
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