linux-kernel - Re: linux-next: build warning after merge of the tip tree

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Date:	Tue, 1 Apr 2014 11:26:37 +1100
From:	Stephen Rothwell <sfr@...b.auug.org.au>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Ingo Molnar <mingo@...e.hu>, "H. Peter Anvin" <hpa@...or.com>,
	Peter Zijlstra <peterz@...radead.org>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: linux-next: build warning after merge of the tip tree

Hi Thomas,

On Mon, 31 Mar 2014 21:57:43 +1100 Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>
> On Mon, 31 Mar 2014 11:45:24 +0200 (CEST) Thomas Gleixner <tglx@...utronix.de> wrote:
> >
> > commit 8783dd3a37a5853689e1a8fa728827a50905b912
> > Author: Stephen Boyd <sboyd@...eaurora.org>
> > Date:   Tue Mar 4 16:40:30 2014 -0800
> > 
> >     irqchip: Remove asmlinkage from static functions
> > 
> > which is in the tip tree since March 12th.
> 
> Thanks for that.
> 
> An i386_defconfig produces this:
> 
> arch/x86/kernel/syscall_32.c:14:1: warning: 'externally_visible' attribute ignored [-Wattributes]
> arch/x86/kernel/machine_kexec_32.c: In function 'machine_kexec':
> arch/x86/kernel/machine_kexec_32.c:191:12: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]

And today from Linus' tree I get these:

x86_64_allmodconfig:

arch/x86/crypto/sha1_ssse3_glue.c:43:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
 static asmlinkage void (*sha1_transform_asm)(u32 *, const char *, unsigned int);
 ^
arch/x86/crypto/sha256_ssse3_glue.c:56:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
 static asmlinkage void (*sha256_transform_asm)(const char *, u32 *, u64);
 ^
arch/x86/crypto/sha512_ssse3_glue.c:55:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
 static asmlinkage void (*sha512_transform_asm)(const char *, u64 *, u64);
 ^

arm_multi_v7_defconfig:

drivers/irqchip/irq-sun4i.c:39:70: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
drivers/irqchip/irq-sun4i.c:140:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
drivers/irqchip/irq-armada-370-xp.c:357:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
drivers/irqchip/irq-gic.c:283:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
drivers/irqchip/irq-sirfsoc.c:51:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]
drivers/irqchip/irq-vt8500.c:183:1: warning: 'externally_visible' attribute have effect only on public objects [-Wattributes]

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

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