Re: [PATCH v2] PCI: hv: Fix the definition of vector in hv_compose_msi_msg()

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Thu, Mar 30, 2023 at 07:50:11PM +0000, Dexuan Cui wrote:
> > From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> > > ...
> > > e70af8d040d2 has a Fixes tag. Not sure why it's not automatically
> > backported.
> > 
> > Because "Fixes:" is not the flag that we are sure to trigger off of.
> > Please read:
> > https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
> > for how to do this properly.
> 
> Thanks, I just read this again to refresh my memory :-)
> I remember Sasha has an AI algorithm to pick up patches into the stable
> tree and a "Fixes" tag should be a strong indicator. 

Yes, we have to rely on "hints" like that due to maintainers not wanting
to put any cc: stable tags for many subsystems so we have to dig them
out somehow.

> If I add the cc: stable line in a patch and use git-send-email to post
> the patch, git-send-email also posts the patch to the stable list -- is
> this acceptable?

Totally acceptable.

> Sometimes a patch may have to undergo multiple
> revisions, meaning all the discussion emails go to the stable list
> unnecessarily, and I guess this is not good?

It's not a problem at all, happens all the time and in fact I like it as
it gives us a heads-up that a patch is going to be eventually merged for
us to handle.

> It looks like there is no git-send-email option to exclude an email.

No need to, don't worry about that at all.

thanks,

greg k-h