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From: Thomas Gleixner <tglx@linutronix.de>
To: Borislav Petkov <bp@alien8.de>
Cc: Yi Wang <wang.yi59@zte.com.cn>, Michael Matz <matz@suse.de>,
	mingo@redhat.com, hpa@zytor.com, x86@kernel.org,
	suravee.suthikulpanit@amd.com, puwen@hygon.cn,
	davidwang@zhaoxin.com, linux-kernel@vger.kernel.org,
	zhong.weidong@zte.com.cn
Subject: Re: [PATCH v2] x86/cpu: fix prototype warning
Date: Thu, 8 Nov 2018 16:35:45 +0100 (CET)	[thread overview]
Message-ID: <alpine.DEB.2.21.1811081633160.1549@nanos.tec.linutronix.de> (raw)
In-Reply-To: <20181108153226.GF7543@zn.tnic>

Borislav,

On Thu, 8 Nov 2018, Borislav Petkov wrote:
> And frankly, I don't see why we should be fixing all those. So what if a
> global function does't have a previous prototype declaration?!

Global function declarations must have a prototype definition, really.

Otherwise you can change the function signature and all callers which use
the old unchanged prototype are hosed.

Thanks,

	tglx

  reply	other threads:[~2018-11-08 15:36 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-11-08  1:12 [PATCH v2] x86/cpu: fix prototype warning Yi Wang
2018-11-08 15:03 ` Borislav Petkov
2018-11-08 15:32   ` Borislav Petkov
2018-11-08 15:35     ` Thomas Gleixner [this message]
2018-11-08 15:41       ` Borislav Petkov
2018-11-09 16:07       ` David Laight
2018-11-10 10:51       ` [tip:ras/core] x86/mce: Fix -Wmissing-prototypes warnings tip-bot for Borislav Petkov
2018-11-10 14:16         ` Borislav Petkov
2018-11-12  5:24           ` Ingo Molnar
2018-11-12 12:19             ` Borislav Petkov
2018-11-13 14:22           ` [tip:x86/cleanups] x86/traps: Complete prototype declarations tip-bot for Borislav Petkov
2018-11-14 13:19           ` tip-bot for Borislav Petkov
2018-11-13 14:21       ` [tip:x86/cleanups] x86/mce: Fix -Wmissing-prototypes warnings tip-bot for Borislav Petkov
2018-11-14 13:18       ` tip-bot for Borislav Petkov
2018-11-08 15:47     ` [PATCH v2] x86/cpu: fix prototype warning Michael Matz
2018-11-08 17:22       ` Borislav Petkov
     [not found]         ` <201811090843126464658@zte.com.cn>
2018-11-09 10:55           ` Borislav Petkov
2018-11-09 11:12             ` Greg KH
2018-11-09 11:41               ` Borislav Petkov
2018-11-09 12:25                 ` Greg KH
2018-11-09 22:17       ` Borislav Petkov

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