Re: [patch V9 10/39] x86/entry: Provide helpers for execute on irqstack

From: Thomas Gleixner
Date: Sun Jun 14 2020 - 05:00:16 EST


Qian Cai <cai@xxxxxx> writes:
> On Sat, Jun 13, 2020 at 04:03:02PM +0200, Thomas Gleixner wrote:
>> Qian,
>>
>> Qian Cai <cai@xxxxxx> writes:
>> > On Wed, Jun 10, 2020 at 09:38:56PM +0200, Thomas Gleixner wrote:
>> >
>> > Thomas, I get ahold of one of the affected systems now if you want some
>> > testing there.
>>
>> git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/entry
>
> Looks good.
>
> <start>
> # cat /sys/kernel/debug/stackdepot/info
> Unique stacks: 27481
> Depot index: 285
> Depot offset: 3024
>
> <after oom02>
> # cat /sys/kernel/debug/stackdepot/info
> Unique stacks: 29242
> Depot index: 308
> Depot offset: 6608
>
> <after the full testsuite>
> # cat /sys/kernel/debug/stackdepot/info
> Unique stacks: 49221
> Depot index: 530
> Depot offset: 5888

Thanks for confirming!