From mboxrd@z Thu Jan 1 00:00:00 1970 From: balbi@ti.com (Felipe Balbi) Date: Wed, 16 Jul 2014 13:41:52 -0500 Subject: Function Profiler broken on today's linux-next In-Reply-To: <20140716182944.GK3016@saruman.home> References: <20140716162328.GJ1365@saruman.home> <20140716122921.71b118a9@gandalf.local.home> <20140716164141.GA3016@saruman.home> <20140716132413.1ede8e1d@gandalf.local.home> <20140716182944.GK3016@saruman.home> Message-ID: <20140716184152.GM3016@saruman.home> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, On Wed, Jul 16, 2014 at 01:29:44PM -0500, Felipe Balbi wrote: > On Wed, Jul 16, 2014 at 01:24:13PM -0400, Steven Rostedt wrote: > > On Wed, 16 Jul 2014 11:41:42 -0500 > > Felipe Balbi wrote: > > > > > > > .config attached. It's actually an ARM platform, I can help out with > > > testing anything you need. > > > > In that case, can you see if it works under my repo? > > > > git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git > > branch: ftrace/core > > works fine, thanks. FWIW > > Tested-by: Felipe Balbi Actually it seems like it's not counting time properly if I run my test multiple times in a row: # /root/testusb -t 1 -c 100000 -s 2048 -a # head -3 trace_stat/function0 Function Hit Time Avg s^2 -------- --- ---- --- --- thread_interrupt 174876 166120839 us 949.935 us 3048498 us # /root/testusb -t 1 -c 100000 -s 2048 -a # head -3 trace_stat/function0 Function Hit Time Avg s^2 -------- --- ---- --- --- dwc3_thread_interrupt 286796 967267300 us 4190545199 us 3241109 us # /root/testusb -t 1 -c 100000 -s 2048 -a # head -3 trace_stat/function0 Function Hit Time Avg s^2 -------- --- ---- --- --- dwc3_thread_interrupt 401346 642632072 us 1601.192 us 1194316 us and so on... -- balbi -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: