Re: [PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-11-23 Thread Denis Kirjanov
On 11/23/15, Michael Ellerman wrote: > On Fri, 2015-11-20 at 15:22 +0300, Denis Kirjanov wrote: >> On 11/3/15, Denis Kirjanov wrote: >> > On 11/3/15, Michael Ellerman wrote: >> > > On Thu, 2015-10-29 at 22:10 +0300, Denis Kirjanov wrote: >> > > > ./drmgr -c cpu -a -r gives the following warning:

Re: [PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-11-22 Thread Steven Rostedt
On Mon, 23 Nov 2015 10:35:59 +1100 Michael Ellerman wrote: > It's mostly a tracing patch, so I'd need an ACK from Steve at least. > > It would probably be best if you split it into a "tracing: .. " patch which > adds the new macros and then a powerpc patch which uses them. Yes please do that. I

Re: [PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-11-22 Thread Michael Ellerman
On Fri, 2015-11-20 at 15:22 +0300, Denis Kirjanov wrote: > On 11/3/15, Denis Kirjanov wrote: > > On 11/3/15, Michael Ellerman wrote: > > > On Thu, 2015-10-29 at 22:10 +0300, Denis Kirjanov wrote: > > > > ./drmgr -c cpu -a -r gives the following warning: > > > > > > > > [ 2327.035563] RCU used il

Re: [PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-11-20 Thread Denis Kirjanov
On 11/3/15, Denis Kirjanov wrote: > On 11/3/15, Michael Ellerman wrote: >> On Thu, 2015-10-29 at 22:10 +0300, Denis Kirjanov wrote: >> >>> ./drmgr -c cpu -a -r gives the following warning: >>> >>> [ 2327.035563] RCU used illegally from offline CPU! >>> rcu_scheduler_active >>> = 1, debug_locks =

Re: [PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-11-03 Thread Paul E. McKenney
On Tue, Nov 03, 2015 at 09:06:42PM +1100, Michael Ellerman wrote: > On Thu, 2015-10-29 at 22:10 +0300, Denis Kirjanov wrote: > > > ./drmgr -c cpu -a -r gives the following warning: > > > > [ 2327.035563] RCU used illegally from offline CPU! rcu_scheduler_active = > > 1, debug_locks = 1 > > [ 23

Re: [PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-11-03 Thread Denis Kirjanov
On 11/3/15, Michael Ellerman wrote: > On Thu, 2015-10-29 at 22:10 +0300, Denis Kirjanov wrote: > >> ./drmgr -c cpu -a -r gives the following warning: >> >> [ 2327.035563] RCU used illegally from offline CPU! rcu_scheduler_active >> = 1, debug_locks = 1 >> [ 2327.035564] no locks held by swapper/1

Re: [PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-11-03 Thread Michael Ellerman
On Thu, 2015-10-29 at 22:10 +0300, Denis Kirjanov wrote: > ./drmgr -c cpu -a -r gives the following warning: > > [ 2327.035563] RCU used illegally from offline CPU! rcu_scheduler_active = > 1, debug_locks = 1 > [ 2327.035564] no locks held by swapper/12/0. > [ 2327.035565] stack backtrace: > [

[PATCH] powerpc: tracing: don't trace hcalls on offline CPUs

2015-10-29 Thread Denis Kirjanov
./drmgr -c cpu -a -r gives the following warning: [ 2327.035563] RCU used illegally from offline CPU! rcu_scheduler_active = 1, debug_locks = 1 [ 2327.035564] no locks held by swapper/12/0. [ 2327.035565] stack backtrace: [ 2327.035567] CPU: 12 PID: 0 Comm: swapper/12 Tainted: G S 4.3.0-rc3-0006