Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Daniel Lezcano
On 01/16/2014 04:42 PM, Peter Zijlstra wrote: On Thu, Jan 16, 2014 at 03:30:34PM +0100, Daniel Lezcano wrote: On 01/16/2014 03:25 PM, Peter Zijlstra wrote: On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote: Already tested. The last commits do not change the issue described above.

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Daniel Lezcano
On 01/16/2014 04:48 PM, Peter Zijlstra wrote: On Thu, Jan 16, 2014 at 04:28:05PM +0100, Daniel Lezcano wrote: On 01/16/2014 03:25 PM, Peter Zijlstra wrote: On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote: Already tested. The last commits do not change the issue described above.

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Peter Zijlstra
On Thu, Jan 16, 2014 at 04:28:05PM +0100, Daniel Lezcano wrote: > On 01/16/2014 03:25 PM, Peter Zijlstra wrote: > >On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote: > >>Already tested. The last commits do not change the issue described above. > > > >Bummer, ok, what version of Ubuntu/

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Peter Zijlstra
On Thu, Jan 16, 2014 at 03:30:34PM +0100, Daniel Lezcano wrote: > On 01/16/2014 03:25 PM, Peter Zijlstra wrote: > >On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote: > >>Already tested. The last commits do not change the issue described above. > > > >Bummer, ok, what version of Ubuntu/

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Daniel Lezcano
On 01/16/2014 03:25 PM, Peter Zijlstra wrote: On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote: Already tested. The last commits do not change the issue described above. Bummer, ok, what version of Ubuntu/rsyslogd are you using? I have a laptop around that should have some recent

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Daniel Lezcano
On 01/16/2014 03:25 PM, Peter Zijlstra wrote: On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote: Already tested. The last commits do not change the issue described above. Bummer, ok, what version of Ubuntu/rsyslogd are you using? I have a laptop around that should have some recent

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Peter Zijlstra
On Thu, Jan 16, 2014 at 03:20:20PM +0100, Daniel Lezcano wrote: > Already tested. The last commits do not change the issue described above. Bummer, ok, what version of Ubuntu/rsyslogd are you using? I have a laptop around that should have some recent ubuntu on it, let me go find it. -- To unsubscr

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Peter Zijlstra
On Thu, Jan 16, 2014 at 02:48:51PM +0100, Daniel Lezcano wrote: > 3570 sched_getparam(3570, { 0 }) = 0 > 3570 sched_getscheduler(3570) = 0 (SCHED_OTHER) > 3570 sched_get_priority_min(SCHED_OTHER) = 0 > 3570 sched_get_priority_max(SCHED_OTHER) = 0 > 3571 sched_get_priority_min(SC

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Daniel Lezcano
On 01/16/2014 03:17 PM, Peter Zijlstra wrote: On Thu, Jan 16, 2014 at 02:48:51PM +0100, Daniel Lezcano wrote: 3570 sched_getparam(3570, { 0 }) = 0 3570 sched_getscheduler(3570) = 0 (SCHED_OTHER) 3570 sched_get_priority_min(SCHED_OTHER) = 0 3570 sched_get_priority_max(SCHED_OTH

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-16 Thread Daniel Lezcano
On 01/15/2014 01:04 PM, Peter Zijlstra wrote: On Wed, Jan 15, 2014 at 09:27:34AM +0100, Daniel Lezcano wrote: Hi all, I use the tip/sched/core branch. After git pulling yesterday, my host is unresponsive after booting the OS. * It boots normally * It sends info to the console * The gra

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Peter Zijlstra
On Wed, Jan 15, 2014 at 12:00:18PM +0100, Peter Zijlstra wrote: > On Wed, Jan 15, 2014 at 10:22:45AM +0100, Ingo Molnar wrote: > > 2) > > > > It's not clear why this change to __setscheduler() was done: > > > > /* > > * Allow unprivileged RT tasks to decrease priority: > >

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Daniel Lezcano
On 01/15/2014 01:24 PM, Ingo Molnar wrote: * Peter Zijlstra wrote: On Wed, Jan 15, 2014 at 09:27:34AM +0100, Daniel Lezcano wrote: Hi all, I use the tip/sched/core branch. After git pulling yesterday, my host is unresponsive after booting the OS. * It boots normally * It sends info t

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Daniel Lezcano
On 01/15/2014 12:30 PM, Peter Zijlstra wrote: On Wed, Jan 15, 2014 at 05:25:55PM +0800, Michael wang wrote: diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 0326c06..bf4a6ed 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -3464,6 +3464,10 @@ int sched_setscheduler(struc

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Daniel Lezcano
On 01/15/2014 10:25 AM, Michael wang wrote: Hi, Daniel On 01/15/2014 04:27 PM, Daniel Lezcano wrote: [snip] commit d50dde5a10f305253cbc3855307f608f8a3c5f73 Author: Dario Faggioli Date: Thu Nov 7 14:43:36 2013 +0100 sched: Add new scheduler syscalls to support an extended scheduling par

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Daniel Lezcano
On 01/15/2014 01:04 PM, Peter Zijlstra wrote: On Wed, Jan 15, 2014 at 09:27:34AM +0100, Daniel Lezcano wrote: Hi all, I use the tip/sched/core branch. After git pulling yesterday, my host is unresponsive after booting the OS. * It boots normally * It sends info to the console * The gra

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Ingo Molnar
* Peter Zijlstra wrote: > On Wed, Jan 15, 2014 at 09:27:34AM +0100, Daniel Lezcano wrote: > > > > Hi all, > > > > I use the tip/sched/core branch. > > > > After git pulling yesterday, my host is unresponsive after booting the OS. > > > > * It boots normally > > * It sends info to the conso

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Peter Zijlstra
On Wed, Jan 15, 2014 at 09:27:34AM +0100, Daniel Lezcano wrote: > > Hi all, > > I use the tip/sched/core branch. > > After git pulling yesterday, my host is unresponsive after booting the OS. > > * It boots normally > * It sends info to the console > * The graphics does not work > * The ter

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Peter Zijlstra
On Wed, Jan 15, 2014 at 05:25:55PM +0800, Michael wang wrote: > diff --git a/kernel/sched/core.c b/kernel/sched/core.c > index 0326c06..bf4a6ed 100644 > --- a/kernel/sched/core.c > +++ b/kernel/sched/core.c > @@ -3464,6 +3464,10 @@ int sched_setscheduler(struct task_struct *p, int > policy, >

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Peter Zijlstra
On Wed, Jan 15, 2014 at 10:22:45AM +0100, Ingo Molnar wrote: > 1) > > There's this change to __setscheduler(): > > -__setscheduler(struct rq *rq, struct task_struct *p, int policy, int prio) > +/* Actually do priority change: must hold pi & rq lock. */ > +static void __setscheduler(struct rq *rq,

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Peter Zijlstra
On Wed, Jan 15, 2014 at 10:22:45AM +0100, Ingo Molnar wrote: > 3) > > On ARM: > > -#define __NR_syscalls (380) > +#define __NR_syscalls (384) > > but: > > #define __NR_finit_module (__NR_SYSCALL_BASE+379) > +#define __NR_sched_setattr (__NR_SYSCALL_BASE+380) > +#defi

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Michael wang
Hi, Daniel On 01/15/2014 04:27 PM, Daniel Lezcano wrote: [snip] > commit d50dde5a10f305253cbc3855307f608f8a3c5f73 > Author: Dario Faggioli > Date: Thu Nov 7 14:43:36 2013 +0100 > > sched: Add new scheduler syscalls to support an extended scheduling > parameters ABI > > Add the syscall

Re: [BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Ingo Molnar
* Daniel Lezcano wrote: > > Hi all, > > I use the tip/sched/core branch. > > After git pulling yesterday, my host is unresponsive after booting the OS. > > * It boots normally > * It sends info to the console > * The graphics does not work > * The terminals show the prompt, I can enter t

[BUG] [ tip/sched/core ] System unresponsive after booting

2014-01-15 Thread Daniel Lezcano
Hi all, I use the tip/sched/core branch. After git pulling yesterday, my host is unresponsive after booting the OS. * It boots normally * It sends info to the console * The graphics does not work * The terminals show the prompt, I can enter the username but after pressing enter, it does n