akikb...@gmail.com]
Sent: Friday, May 08, 2015 10:42 AM
To: Oza (Pawandeep) Oza
Cc: pawandeep oza; linux-kernel@vger.kernel.org; malayasen rout
Subject: Re: [KERNEL BUG] do_timer/tick_handover_do_timer 3.10.17
On Fri, 2015-05-08 at 04:16 +, Oza (Pawandeep) Oza wrote:
> So Mike, is this reaso
On Fri, 2015-05-08 at 04:16 +, Oza (Pawandeep) Oza wrote:
> So Mike, is this reason strong enough for you ?
Nope. I think you did the right thing in removing your dependency on
jiffies reliability in a dying box. You don't have to convince me of
anything though, CC timer subsystem maintainer
s in this path"
Regards,
-Oza
-Original Message-
From: Oza (Pawandeep) Oza
Sent: Thursday, May 07, 2015 2:17 PM
To: 'Mike Galbraith'
Cc: pawandeep oza; linux-kernel@vger.kernel.org; malayasen rout
Subject: RE: [KERNEL BUG] do_timer/tick_handover_do_timer 3.10.17
Oh ok.
So the re
-Original Message-
From: Mike Galbraith [mailto:umgwanakikb...@gmail.com]
Sent: Thursday, May 07, 2015 2:00 PM
To: Oza (Pawandeep) Oza
Cc: pawandeep oza; linux-kernel@vger.kernel.org; malayasen rout
Subject: Re: [KERNEL BUG] do_timer/tick_handover_do_timer 3.10.17
On Thu, 2015-05-07 at 07:05 +
On Thu, 2015-05-07 at 07:05 +, Oza (Pawandeep) Oza wrote:
> : )
>
> Well, I am not sure, if problem was communicated clearly from my side.
I understood. I just don't understand why you'd care deeply whether
CPU0 halts or eternally waits. Both render it harmless and useless.
-Mike
u == cpu)
Regards,
-Oza
-Original Message-
From: Oza (Pawandeep) Oza
Sent: Thursday, May 07, 2015 12:36 PM
To: 'Mike Galbraith'
Cc: pawandeep oza; linux-kernel@vger.kernel.org; malayasen rout
Subject: RE: [KERNEL BUG] do_timer/tick_handover_do_timer 3.10.17
: )
Well, I am not
-Original Message-
From: Mike Galbraith [mailto:umgwanakikb...@gmail.com]
Sent: Thursday, May 07, 2015 12:25 PM
To: Oza (Pawandeep) Oza
Cc: pawandeep oza; linux-kernel@vger.kernel.org; malayasen rout
Subject: Re: [KERNEL BUG] do_timer/tick_handover_do_timer 3.10.17
On Thu, 2015-05-07 at 05:58 +
On Thu, 2015-05-07 at 05:58 +, Oza (Pawandeep) Oza wrote:
> Yes.
> But dying kernel doesn’t mean it CAN NOT INCREMENT jiffies.
> do_timer should do the job until kernel takes its last breathe and more
> precisely CPU0 take its last breathe by halting itself as its last
> instruction.
Feel fr
[mailto:umgwanakikb...@gmail.com]
Sent: Thursday, May 07, 2015 11:25 AM
To: Oza (Pawandeep) Oza
Cc: pawandeep oza; linux-kernel@vger.kernel.org; malayasen rout
Subject: Re: [KERNEL BUG] do_timer/tick_handover_do_timer 3.10.17
On Thu, 2015-05-07 at 05:12 +, Oza (Pawandeep) Oza wrote:
> But after Cr
On Thu, 2015-05-07 at 05:12 +, Oza (Pawandeep) Oza wrote:
> But after Crash, jiffies do not increment.
Your kernel said "I'M DEAD", that's a good reason to believe it.
-Mike
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the body of a message to majord
Crash.
But after Crash, jiffies do not increment.
Regards,
-Oza
-Original Message-
From: Mike Galbraith [mailto:umgwanakikb...@gmail.com]
Sent: Thursday, May 07, 2015 10:39 AM
To: Oza (Pawandeep) Oza
Cc: pawandeep oza; linux-kernel@vger.kernel.org; malayasen rout
Subject: Re: [KERNEL BUG
On Thu, 2015-05-07 at 04:37 +, Oza (Pawandeep) Oza wrote:
> Problem Statement: the timkeeping is stopped, do_timer is no more a
> job of cpu0.
>
> The reason: the variable "tick_do_timer_cpu" is not set to correct CPU
> (cpu0)
> And when BUG() happens, the tick_do_timer_cpu variable stay set t
-
From: Mike Galbraith [mailto:umgwanakikb...@gmail.com]
Sent: Thursday, May 07, 2015 8:53 AM
To: pawandeep oza
Cc: linux-kernel@vger.kernel.org; malayasen rout; Oza (Pawandeep) Oza
Subject: Re: [KERNEL BUG] do_timer/tick_handover_do_timer 3.10.17
On Wed, 2015-05-06 at 22:57 +0530, pawandeep
On Wed, 2015-05-06 at 22:57 +0530, pawandeep oza wrote:
> but when say core0 has raised BUG..
...
> what is the right way to approach this problem
Look at the spot BUG() printed? BUG() means "Way to go slick, the code
you fed me (file:line) is toxic. Have a nice day, your ex-buddy core0".
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