Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-30 Thread Namhyung Kim
On Wed, Jun 29, 2016 at 09:52:31AM +0900, Namhyung Kim wrote: > Hi Steve, > > On Tue, Jun 28, 2016 at 09:57:27AM -0400, Steven Rostedt wrote: > > On Tue, 28 Jun 2016 15:33:18 +0900 > > Namhyung Kim wrote: > > > > > Send again to correct addresses, sorry! > > > > > > On Tue, Jun 28, 2016 at 3:25

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-30 Thread Namhyung Kim
Hi Steve, On Tue, Jun 28, 2016 at 09:26:52PM -0400, Steven Rostedt wrote: > On Wed, 29 Jun 2016 09:57:41 +0900 > Minchan Kim wrote: > > > Hello, > > > > On Tue, Jun 28, 2016 at 06:46:34PM +0200, Rabin Vincent wrote: > > > On Tue, Jun 28, 2016 at 03:33:18PM +0900, Namhyung Kim wrote: > > > > O

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-28 Thread Namhyung Kim
Hello, On Tue, Jun 28, 2016 at 06:46:34PM +0200, Rabin Vincent wrote: > On Tue, Jun 28, 2016 at 03:33:18PM +0900, Namhyung Kim wrote: > > On Tue, Jun 28, 2016 at 3:25 PM, Namhyung Kim wrote: > > > I'm running some guest machines for kernel development. For debugging > > > purpose, I use lots of

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-28 Thread Steven Rostedt
On Wed, 29 Jun 2016 09:57:41 +0900 Minchan Kim wrote: > Hello, > > On Tue, Jun 28, 2016 at 06:46:34PM +0200, Rabin Vincent wrote: > > On Tue, Jun 28, 2016 at 03:33:18PM +0900, Namhyung Kim wrote: > > > On Tue, Jun 28, 2016 at 3:25 PM, Namhyung Kim > > > wrote: > > > > I'm running some gues

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-28 Thread Minchan Kim
Hello, On Tue, Jun 28, 2016 at 06:46:34PM +0200, Rabin Vincent wrote: > On Tue, Jun 28, 2016 at 03:33:18PM +0900, Namhyung Kim wrote: > > On Tue, Jun 28, 2016 at 3:25 PM, Namhyung Kim wrote: > > > I'm running some guest machines for kernel development. For debugging > > > purpose, I use lots of

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-28 Thread Namhyung Kim
Hi Steve, On Tue, Jun 28, 2016 at 09:57:27AM -0400, Steven Rostedt wrote: > On Tue, 28 Jun 2016 15:33:18 +0900 > Namhyung Kim wrote: > > > Send again to correct addresses, sorry! > > > > On Tue, Jun 28, 2016 at 3:25 PM, Namhyung Kim wrote: > > > Hello, > > > > > > I'm running some guest machin

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-28 Thread Rabin Vincent
On Tue, Jun 28, 2016 at 03:33:18PM +0900, Namhyung Kim wrote: > On Tue, Jun 28, 2016 at 3:25 PM, Namhyung Kim wrote: > > I'm running some guest machines for kernel development. For debugging > > purpose, I use lots of trace_printk() since it's faster than normal > > printk(). When kernel crash h

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-28 Thread Steven Rostedt
On Tue, 28 Jun 2016 15:33:18 +0900 Namhyung Kim wrote: > Send again to correct addresses, sorry! > > On Tue, Jun 28, 2016 at 3:25 PM, Namhyung Kim wrote: > > Hello, > > > > I'm running some guest machines for kernel development. For debugging > > purpose, I use lots of trace_printk() since it'

Re: [QUESTION] Is there a better way to get ftrace dump on guest?

2016-06-27 Thread Namhyung Kim
Send again to correct addresses, sorry! On Tue, Jun 28, 2016 at 3:25 PM, Namhyung Kim wrote: > Hello, > > I'm running some guest machines for kernel development. For debugging > purpose, I use lots of trace_printk() since it's faster than normal > printk(). When kernel crash happens the trace b