Linux-Next Archive on lore.kernel.org
 help / color / Atom feed
From: Stephen Rothwell <sfr@canb.auug.org.au>
To: David Miller <davem@davemloft.net>, netdev@vger.kernel.org
Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
	Florian Westphal <fw@strlen.de>,
	Pablo Neira Ayuso <pablo@netfilter.org>,
	Eric Dumazet <edumazet@google.com>
Subject: linux-next: build warnings after merge of the net-next tree
Date: Sat, 20 Jun 2015 23:12:55 +1000
Message-ID: <20150620231255.320ed133@canb.auug.org.au> (raw)

[-- Attachment #1: Type: text/plain, Size: 2399 bytes --]

Hi all,

After merging the net-next tree, today's linux-next build (i386 defconfig)
produced these warnings:

In file included from include/net/netfilter/nf_conntrack_tuple.h:13:0,
                 from include/linux/netfilter/nf_conntrack_dccp.h:28,
                 from include/net/netfilter/nf_conntrack.h:22,
                 from net/netfilter/nf_conntrack_core.c:37:
include/linux/netfilter/x_tables.h: In function 'xt_percpu_counter_alloc':
include/linux/netfilter/x_tables.h:373:10: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
   return (__force u64) res;
          ^
include/linux/netfilter/x_tables.h: In function 'xt_percpu_counter_free':
include/linux/netfilter/x_tables.h:381:15: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
   free_percpu((void __percpu *) pcnt);
               ^
In file included from include/asm-generic/percpu.h:6:0,
                 from arch/x86/include/asm/percpu.h:551,
                 from arch/x86/include/asm/preempt.h:5,
                 from include/linux/preempt.h:64,
                 from include/linux/spinlock.h:50,
                 from include/linux/mm_types.h:8,
                 from include/linux/kmemcheck.h:4,
                 from include/linux/skbuff.h:18,
                 from include/linux/netfilter.h:5,
                 from net/netfilter/nf_conntrack_core.c:16:
include/linux/netfilter/x_tables.h: In function 'xt_get_this_cpu_counter':
include/linux/netfilter/x_tables.h:388:23: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
   return this_cpu_ptr((void __percpu *) cnt->pcnt);
                       ^
include/linux/percpu-defs.h:206:47: note: in definition of macro '__verify_pcpu_ptr'
  const void __percpu *__vpp_verify = (typeof((ptr) + 0))NULL; \
                                               ^
include/linux/percpu-defs.h:239:27: note: in expansion of macro 'raw_cpu_ptr'
 #define this_cpu_ptr(ptr) raw_cpu_ptr(ptr)
                           ^
include/linux/netfilter/x_tables.h:388:10: note: in expansion of macro 'this_cpu_ptr'
   return this_cpu_ptr((void __percpu *) cnt->pcnt);
          ^

and many more.

Introduced by commit:

  71ae0dff02d7 ("netfilter: xtables: use percpu rule counters")

-- 
Cheers,
Stephen Rothwell                    sfr@canb.auug.org.au

[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 819 bytes --]

             reply index

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-20 13:12 Stephen Rothwell [this message]
2015-06-20 17:40 ` Florian Westphal
2015-06-20 18:31   ` Pablo Neira Ayuso
  -- strict thread matches above, loose matches on Subject: below --
2019-11-05  1:45 Stephen Rothwell
2017-03-20  6:07 Stephen Rothwell
2017-01-18  0:37 Stephen Rothwell
2016-11-22  1:22 Stephen Rothwell
2016-11-22  1:28 ` Florian Fainelli
2016-11-22  8:23   ` Thomas Petazzoni
2015-05-14  7:12 Stephen Rothwell
2015-05-14 14:47 ` Willem de Bruijn

Reply instructions:

You may reply publically to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20150620231255.320ed133@canb.auug.org.au \
    --to=sfr@canb.auug.org.au \
    --cc=davem@davemloft.net \
    --cc=edumazet@google.com \
    --cc=fw@strlen.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-next@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=pablo@netfilter.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Linux-Next Archive on lore.kernel.org

Archives are clonable:
	git clone --mirror https://lore.kernel.org/linux-next/0 linux-next/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 linux-next linux-next/ https://lore.kernel.org/linux-next \
		linux-next@vger.kernel.org
	public-inbox-index linux-next

Example config snippet for mirrors

Newsgroup available over NNTP:
	nntp://nntp.lore.kernel.org/org.kernel.vger.linux-next


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git