netdev - Re: linux-next: build failure after merge of the rcu tree

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Message-ID: <CAJzB8QEdnVG8Gy-WOSu1pWTtkeVWgBzZvGCu0nobW3M-hBhpkw@mail.gmail.com>
Date:   Thu, 19 Jan 2017 13:54:37 -0800
From:   Paul McKenney <paulmckrcu@...il.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
        David Miller <davem@...emloft.net>,
        Networking <netdev@...r.kernel.org>, linux-next@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>,
        Ursula Braun <ubraun@...ux.vnet.ibm.com>
Subject: Re: linux-next: build failure after merge of the rcu tree

On Wed, Jan 18, 2017 at 7:34 PM, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
> Hi Paul,
>
> After merging the rcu tree, today's linux-next build (x86_64 allmodconfig)
> failed like this:
>
> net/smc/af_smc.c:102:16: error: 'SLAB_DESTROY_BY_RCU' undeclared here (not in a function)
>   .slab_flags = SLAB_DESTROY_BY_RCU,
>                 ^
>
> Caused by commit
>
>   c7a545924ca1 ("mm: Rename SLAB_DESTROY_BY_RCU to SLAB_TYPESAFE_BY_RCU")
>
> interacting with commit
>
>   ac7138746e14 ("smc: establish new socket family")
>
> from the net-next tree.
>
> I have applied the following merge fix patch (someone will need to
> remember to mention this to Linus):

Thank you, Stephen!  I expect that there might be a bit more
bikeshedding on the name, but here is hoping...  :-/

                                                      Thanx, Paul

> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Thu, 19 Jan 2017 14:29:12 +1100
> Subject: [PATCH] smc: merge fix for "mm: Rename SLAB_DESTROY_BY_RCU to SLAB_TYPESAFE_BY_RCU"
>
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
>  net/smc/af_smc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c
> index 4875e65f0c4a..a48260f9ebb7 100644
> --- a/net/smc/af_smc.c
> +++ b/net/smc/af_smc.c
> @@ -99,7 +99,7 @@ struct proto smc_proto = {
>         .unhash         = smc_unhash_sk,
>         .obj_size       = sizeof(struct smc_sock),
>         .h.smc_hash     = &smc_v4_hashinfo,
> -       .slab_flags     = SLAB_DESTROY_BY_RCU,
> +       .slab_flags     = SLAB_TYPESAFE_BY_RCU,
>  };
>  EXPORT_SYMBOL_GPL(smc_proto);
>
> --
> 2.10.2
>
> --
> Cheers,
> Stephen Rothwell