Re: [PATCH 1/7] tracing, mm: Record pfn instead of pointer to struct page

2015-03-27 Thread Steven Rostedt
On Fri, 27 Mar 2015 11:08:01 +0900 Namhyung Kim wrote: > The struct page is opaque for userspace tools, so it'd be better to save > pfn in order to identify page frames. > > The textual output of $debugfs/tracing/trace file remains unchanged and > only raw (binary) data format is changed - but t

[PATCH 1/7] tracing, mm: Record pfn instead of pointer to struct page

2015-03-26 Thread Namhyung Kim
The struct page is opaque for userspace tools, so it'd be better to save pfn in order to identify page frames. The textual output of $debugfs/tracing/trace file remains unchanged and only raw (binary) data format is changed - but thanks to libtraceevent, userspace tools which deal with the raw dat