diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 019f380fd764c80354ed277cfc72b7a2e4906b19..f09d7635c0e1c6be2639e9bba06a3258bfdc86c9 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -234,6 +234,16 @@ config BOOT_TRACER You must pass in initcall_debug and ftrace=initcall to the kernel command line to enable this on bootup. +config SKB_SOURCES_TRACER + bool "Trace skb source information" + select GENERIC_TRACER + help + This tracer helps developers/sysadmins correlate skb allocation and + consumption. The idea being that some processes will primarily consume data + that was allocated on certain numa nodes. By being able to visualize which + nodes the data was allocated on, a sysadmin or developer can optimize the + scheduling of those processes to cut back on cross node chatter. + config TRACE_BRANCH_PROFILING bool select GENERIC_TRACER