From: Jeff Liu <jeff.liu@oracle.com>
To: Fengguang Wu <fengguang.wu@intel.com>
Cc: kbuild-all@01.org, Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: Re: [next:master 156/212] fs/binfmt_elf.c:158:18: note: in expansion of macro 'min'
Date: Wed, 25 Jun 2014 19:30:27 +0800 [thread overview]
Message-ID: <53AAB2D3.2050809@oracle.com> (raw)
In-Reply-To: <20140625100213.GA1866@localhost>
On 06/25/2014 18:02 PM, Fengguang Wu wrote:
> tree: git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> head: 30404ddcb1872c8a571fa0889935ff65677e4c78
> commit: aef93cafef35b8830fc973be43f0745f9c16eff4 [156/212] binfmt_elf.c: use get_random_int() to fix entropy depleting
> config: make ARCH=mn10300 asb2364_defconfig
>
> All warnings:
>
> In file included from include/asm-generic/bug.h:13:0,
> from arch/mn10300/include/asm/bug.h:35,
> from include/linux/bug.h:4,
> from include/linux/thread_info.h:11,
> from include/asm-generic/preempt.h:4,
> from arch/mn10300/include/generated/asm/preempt.h:1,
> from include/linux/preempt.h:18,
> from include/linux/spinlock.h:50,
> from include/linux/seqlock.h:35,
> from include/linux/time.h:5,
> from include/linux/stat.h:18,
> from include/linux/module.h:10,
> from fs/binfmt_elf.c:12:
> fs/binfmt_elf.c: In function 'get_atrandom_bytes':
> include/linux/kernel.h:713:17: warning: comparison of distinct pointer types lacks a cast
> (void) (&_min1 == &_min2); \
> ^
>>> fs/binfmt_elf.c:158:18: note: in expansion of macro 'min'
> size_t chunk = min(nbytes, sizeof(random_variable));
I remember we have the same report on arch mn10300 about half a year ago, but the code
is correct. :)
Cheers,
-Jeff
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next prev parent reply other threads:[~2014-06-25 11:30 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <53aa90d2.Yd3WgTmElIsuiwuV%fengguang.wu@intel.com>
2014-06-25 10:02 ` [next:master 156/212] fs/binfmt_elf.c:158:18: note: in expansion of macro 'min' Fengguang Wu
2014-06-25 11:30 ` Jeff Liu [this message]
2014-06-25 19:59 ` Andrew Morton
2014-06-26 1:45 ` Jeff Liu
2014-06-25 22:44 ` David Rientjes
2014-06-26 2:01 ` Jeff Liu
2014-06-26 6:19 ` David Rientjes
2014-06-26 6:33 ` Jeff Liu
2014-06-26 7:47 ` Fengguang Wu
2014-06-30 22:52 ` [patch] binfmt_elf.c: use get_random_int() to fix entropy depleting fix David Rientjes
2014-06-30 23:05 ` Kees Cook
2014-06-30 23:06 ` Andrew Morton
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