Re: FAILED: patch "[PATCH] irqdomain: Look for existing mapping only once" failed to apply to 5.15-stable tree

[Greg KH <gregkh@linuxfoundation.org>]

On Mon, Mar 13, 2023 at 12:18:46PM +0100, Johan Hovold wrote:
> On Mon, Mar 06, 2023 at 07:47:59PM +0100, Greg Kroah-Hartman wrote:
> > 
> > The patch below does not apply to the 5.15-stable tree.
> > If someone wants it applied there, or to any other stable or longterm
> > tree, then please email the backport, including the original git commit
> > id to <stable@vger.kernel.org>.
> > 
> > To reproduce the conflict and resubmit, you may use the following commands:
> > 
> > git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-5.15.y
> > git checkout FETCH_HEAD
> > git cherry-pick -x 6e6f75c9c98d2d246d90411ff2b6f0cd271f4cba
> > # <resolve conflicts, build, test, etc.>
> > git commit -s
> > git send-email --to '<stable@vger.kernel.org>' --in-reply-to '167812847919116@kroah.com' --subject-prefix 'PATCH 5.15.y' HEAD^..
> > 
> > Possible dependencies:
> > 
> > 6e6f75c9c98d ("irqdomain: Look for existing mapping only once")
> 
> Both the below commit and the dependency were ultimately included in
> 5.15.y, but the initial failure to add them appears to have prevented
> the subsequent fixes from being applied.
> 
> Specifically, 5.15.y is now missing
> 
> 	d55f7f4c58c0 ("irqdomain: Refactor __irq_domain_alloc_irqs()")

THis commit does not apply to 5.15.y, even with:

> 	601363cc08da ("irqdomain: Fix mapping-creation race")

This one applied.

I've applied this one to 5.15.y only, it doesn't apply to 5.10.y or
older.

thanks,

greg k-h