On 01/29/2015 03:01 AM, Richard Cochran wrote:
> On Wed, Jan 28, 2015 at 03:32:58PM +0530, Preeti U Murthy wrote:
>> Thomas ping. Would you be posting this patch?
>
> FYI, Thomas is temporarily out of action, in bed with the flu.
Oh I am sorry to hear that! Let me post out a patch based on Thomas
On Wed, Jan 28, 2015 at 03:32:58PM +0530, Preeti U Murthy wrote:
> Thomas ping. Would you be posting this patch?
FYI, Thomas is temporarily out of action, in bed with the flu.
Thanks,
Richard
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On 01/27/2015 09:01 AM, Preeti U Murthy wrote:
> On 01/22/2015 04:45 PM, Thomas Gleixner wrote:
>> On Thu, 22 Jan 2015, Preeti U Murthy wrote:
>>> On 01/21/2015 05:16 PM, Thomas Gleixner wrote:
>>> How about when the cpu that is going offline receives a timer interrupt
>>> just before setting its s
On 01/22/2015 04:45 PM, Thomas Gleixner wrote:
> On Thu, 22 Jan 2015, Preeti U Murthy wrote:
>> On 01/21/2015 05:16 PM, Thomas Gleixner wrote:
>> How about when the cpu that is going offline receives a timer interrupt
>> just before setting its state to CPU_DEAD ? That is still possible right
>> gi
On Thu, 22 Jan 2015, Preeti U Murthy wrote:
> On 01/21/2015 05:16 PM, Thomas Gleixner wrote:
> How about when the cpu that is going offline receives a timer interrupt
> just before setting its state to CPU_DEAD ? That is still possible right
> given that its clock devices may not have been shutdown
On 01/21/2015 05:16 PM, Thomas Gleixner wrote:
> On Tue, 20 Jan 2015, Preeti U Murthy wrote:
>> diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
>> index 5544990..f3907c9 100644
>> --- a/kernel/time/clockevents.c
>> +++ b/kernel/time/clockevents.c
>> @@ -568,6 +568,7 @@ int clocke
On Tue, 20 Jan 2015, Preeti U Murthy wrote:
> diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c
> index 5544990..f3907c9 100644
> --- a/kernel/time/clockevents.c
> +++ b/kernel/time/clockevents.c
> @@ -568,6 +568,7 @@ int clockevents_notify(unsigned long reason, void *arg)
>
>
Today if the cpu handling broadcasting of wakeups goes offline, the job of
broadcasting is handed over to another cpu in the CPU_DEAD phase. The CPU_DEAD
notifiers are run only after the offline cpu sets its state as CPU_DEAD.
Meanwhile, the kthread doing the offline is scheduled out while waiting