linux-kernel - Re: [PATCH] scsi: fc: force inlining of wwn conversion functions

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Message-ID: <5249561.9VpAPLD61M@wuerfel>
Date:	Tue, 26 Apr 2016 09:22:46 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	James Bottomley <James.Bottomley@...senpartnership.com>
Cc:	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Josh Poimboeuf <jpoimboe@...hat.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	Denys Vlasenko <dvlasenk@...hat.com>,
	Thomas Graf <tgraf@...g.ch>,
	Peter Zijlstra <peterz@...radead.org>,
	David Rientjes <rientjes@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>, jamborm@....gnu.org,
	Ingo Molnar <mingo@...nel.org>,
	Himanshu Madhani <himanshu.madhani@...gic.com>,
	qla2xxx-upstream@...gic.com
Subject: Re: [PATCH] scsi: fc: force inlining of wwn conversion functions

On Monday 25 April 2016 20:37:31 James Bottomley wrote:
> On Mon, 2016-04-25 at 22:40 -0400, Martin K. Petersen wrote:
> > > > > > > "Josh" == Josh Poimboeuf <jpoimboe@...hat.com> writes:
> > 
> > Josh> Can you merge this patch for 4.6?
> > 
> > I am really not a big fan of working around compiler bugs in a device
> > driver.
> 
> Me neither
> 
> > Are we sure there are no other get_unaligned_be64() calls in the
> > kernel that suffer the same fate?
> 
> Agree, plus, as I've said before, we have 3-4 weeks before we go final,
> so we still have some time before a decision has to be made.  It looks
> like the gcc people already have a patch for the compiler, so the
> distributions could just push that out through channels.

I don't think we can realistically blacklist gcc-4.9.{0,1,2,3},
gcc-5.{0,1,2,3}.* and gcc-6.0 and require everyone to upgrade to compilers
that have not been released yet in order to build a linux-4.6 kernel.

	Arnd