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

Greg KH gregkh at linuxfoundation.org
Tue Jan 3 07:54:59 PST 2023


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.

> Not sure why you're picking it up anyway?

As Jens said, this is needed for the io_uring work.

thanks,

greg k-h



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