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

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Date:   Wed, 29 Jan 2020 08:16:28 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     David Miller <davem@...emloft.net>,
        Networking <netdev@...r.kernel.org>,
        Kalle Valo <kvalo@...eaurora.org>,
        Wireless <linux-wireless@...r.kernel.org>
Cc:     Christoph Hellwig <hch@....de>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Alexandru-Mihai Maftei <amaftei@...arflare.com>
Subject: Re: linux-next: manual merge of the generic-ioremap tree with the
 net-next tree

Hi all,

On Tue, 28 Jan 2020 09:54:49 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> On Thu, 9 Jan 2020 16:12:02 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> > 
> > Today's linux-next merge of the generic-ioremap tree got a conflict in:
> > 
> >   drivers/net/ethernet/sfc/efx.c
> > 
> > between commit:
> > 
> >   f1826756b499 ("sfc: move struct init and fini code")
> > 
> > from the net-next tree and commit:
> > 
> >   4bdc0d676a64 ("remove ioremap_nocache and devm_ioremap_nocache")
> > 
> > from the generic-ioremap tree.
> > 
> > I fixed it up (the latter moved the code, so I applied the following
> > merge fix patch) 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.
> > 
> > From: Stephen Rothwell <sfr@...b.auug.org.au>
> > Date: Thu, 9 Jan 2020 16:08:52 +1100
> > Subject: [PATCH] fix up for "sfc: move struct init and fini code"
> > 
> > Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> > ---
> >  drivers/net/ethernet/sfc/efx_common.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/net/ethernet/sfc/efx_common.c b/drivers/net/ethernet/sfc/efx_common.c
> > index fe74c66c8ec6..bf0126633c25 100644
> > --- a/drivers/net/ethernet/sfc/efx_common.c
> > +++ b/drivers/net/ethernet/sfc/efx_common.c
> > @@ -954,7 +954,7 @@ int efx_init_io(struct efx_nic *efx, int bar, dma_addr_t dma_mask,
> >  		goto fail3;
> >  	}
> >  
> > -	efx->membase = ioremap_nocache(efx->membase_phys, mem_map_size);
> > +	efx->membase = ioremap(efx->membase_phys, mem_map_size);
> >  	if (!efx->membase) {
> >  		netif_err(efx, probe, efx->net_dev,
> >  			  "could not map memory BAR at %llx+%x\n",
> > -- 
> > 2.24.0  
> 
> This is now a conflict between the net-next tree and Linus' tree.

It actually turns out that this is a conflict between the
wireless-drivers tree and Linus' tree since the wireless-drivers tree
has merged most of the net-next tree.

-- 
Cheers,
Stephen Rothwell

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