linux-kernel - Re: linux-next: manual merge of the tip tree with the net-next tree

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Message-ID: <20250326160124.29bb0250@canb.auug.org.au>
Date: Wed, 26 Mar 2025 16:01:24 +1100
From: Stephen Rothwell <sfr@...b.auug.org.au>
To: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
 "H. Peter Anvin" <hpa@...or.com>, Peter Zijlstra <peterz@...radead.org>,
 David Miller <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, Paolo
 Abeni <pabeni@...hat.com>
Cc: Networking <netdev@...r.kernel.org>, Alexander Lobakin
 <aleksander.lobakin@...el.com>, Linux Kernel Mailing List
 <linux-kernel@...r.kernel.org>, Linux Next Mailing List
 <linux-next@...r.kernel.org>, Nam Cao <namcao@...utronix.de>
Subject: Re: linux-next: manual merge of the tip tree with the net-next tree

Hi all,

On Fri, 28 Feb 2025 15:43:12 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> Today's linux-next merge of the tip tree got a conflict in:
> 
>   net/core/dev.c
> 
> between commit:
> 
>   388d31417ce0 ("net: gro: expose GRO init/cleanup to use outside of NAPI")
> 
> from the net-next tree and commit:
> 
>   fe0b776543e9 ("netdev: Switch to use hrtimer_setup()")
> 
> from the tip tree.
> 
> I fixed it up (see below) and can carry the fix as necessary. This
> is now fixed as far as linux-next is concerned, but any non trivial
> conflicts should be mentioned to your upstream maintainer when your tree
> is submitted for merging.  You may also want to consider cooperating
> with the maintainer of the conflicting tree to minimise any particularly
> complex conflicts.
> 
> 
> diff --cc net/core/dev.c
> index d6d68a2d2355,03a7f867c7b3..000000000000
> --- a/net/core/dev.c
> +++ b/net/core/dev.c
> @@@ -7169,10 -7013,11 +7169,9 @@@ void netif_napi_add_weight_locked(struc
>   
>   	INIT_LIST_HEAD(&napi->poll_list);
>   	INIT_HLIST_NODE(&napi->napi_hash_node);
> - 	hrtimer_init(&napi->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL_PINNED);
> - 	napi->timer.function = napi_watchdog;
> + 	hrtimer_setup(&napi->timer, napi_watchdog, CLOCK_MONOTONIC, HRTIMER_MODE_REL_PINNED);
>  -	init_gro_hash(napi);
>  +	gro_init(&napi->gro);
>   	napi->skb = NULL;
>  -	INIT_LIST_HEAD(&napi->rx_list);
>  -	napi->rx_count = 0;
>   	napi->poll = poll;
>   	if (weight > NAPI_POLL_WEIGHT)
>   		netdev_err_once(dev, "%s() called with weight %d\n", __func__,

This is now a conflict between Linus' tree and the net-next tree.

-- 
Cheers,
Stephen Rothwell

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