netdev - Re: [PATCH net-next v2 1/1] ibmvnic: add some debugs

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Message-ID: <20201203081634.346d0c24@kicinski-fedora-pc1c0hjn.DHCP.thefacebook.com>
Date:   Thu, 3 Dec 2020 08:16:34 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Sukadev Bhattiprolu <sukadev@...ux.ibm.com>
Cc:     netdev@...r.kernel.org, Dany Madden <drt@...ux.ibm.com>,
        Lijun Pan <ljp@...ux.ibm.com>
Subject: Re: [PATCH net-next v2 1/1] ibmvnic: add some debugs

On Wed, 2 Dec 2020 19:33:19 -0800 Sukadev Bhattiprolu wrote:
> Jakub Kicinski [kuba@...nel.org] wrote:
> > On Mon, 23 Nov 2020 20:34:07 -0800 Sukadev Bhattiprolu wrote:  
> > > We sometimes run into situations where a soft/hard reset of the adapter
> > > takes a long time or fails to complete. Having additional messages that
> > > include important adapter state info will hopefully help understand what
> > > is happening, reduce the guess work and minimize requests to reproduce
> > > problems with debug patches.
> > > 
> > > Signed-off-by: Sukadev Bhattiprolu <sukadev@...ux.ibm.com>
> > > ---
> > > 
> > > Changelog[v2]
> > > 	[Jakub Kacinski] Change an netdev_err() to netdev_info()? Changed
> > > 	to netdev_dbg() instead. Also sending to net rather than net-next.
> > > 
> > > 	Note: this debug patch is based on following bug fixes and a feature
> > > 	from Dany Madden and Lijun Pan:  
> > 
> > In which case you need to wait for these prerequisites to be in net-next
> > and then repost.  
> 
> Jakub,
> 
> A process question that I could not find an answer to on the netdev FAQ.
> 
> With commit 98c41f04a67a ("ibmvnic: reduce wait for completion time")
> the pre-requisites for the above patch are in the net tree but not yet
> in net-next.
> 
> When net-next is open, does it get periodically rebased to net tree or
> does the rebase happen only when net-next closes?

net is merged into net-next after each PR with fixes we send to Linus,
so they are merged periodically.

There is no schedule for it but I usually send a PR on Thu and merge
things late in the day on Thu or early Fri PST.

> If latter, should I resend above patch based on net-next and handle a
> manual merge during the rebase? (There is no functional dependence on
> the pre-reqs - just needs a manual merge).