Patch "arm: add support for TIF_NOTIFY_SIGNAL" has been added to the 5.10-stable tree

[Greg KH]

On Fri, Jan 06, 2023 at 03:33:27PM -0700, Jens Axboe wrote:
> On 1/3/23 9:21?AM, Greg KH wrote:
> > On Tue, Jan 03, 2023 at 08:57:57AM -0700, Jens Axboe wrote:
> >> On 1/3/23 8:54?AM, Greg KH wrote:
> >>> On Tue, Jan 03, 2023 at 10:37:22AM +0000, Russell King (Oracle) wrote:
> >>>> Hi Greg,
> >>>>
> >>>> Probably not a good idea to pick this up just yet - there's been a
> >>>> report of a performance regression due to this patch.
> >>>
> >>> There is?  It's been in the tree since 5.11 which is quite old.  So I
> >>> think we can keep it for now and if a fix is found I will be glad to
> >>> backport it to 5.10 as well.
> >>
> >> Just waiting on testing, came in the other day. Here's the thread:
> >>
> >> https://lore.kernel.org/lkml/7ecb8f3c-2aeb-a905-0d4a-aa768b9649b5@huawei.com/
> > 
> > Thanks for the link, I'll watch out for that.
> 
> This is now upstream as:
> 
> commit 191f8453fc99a537ea78b727acea739782378b0d
> Author: Jens Axboe <axboe at kernel.dk>
> Date:   Wed Jan 4 07:48:37 2023 -0700
> 
>     ARM: renumber bits related to _TIF_WORK_MASK
> 
> and marked for stable, so it can go to 5.10/5.15-stable.

Thanks, now queued up!

greg k-h