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Date: Sun, 28 Dec 2008 16:06:09 -0800 From: "Yinghai Lu" <yinghai@...nel.org> To: "H. Peter Anvin" <hpa@...or.com> Cc: "Ingo Molnar" <mingo@...e.hu>, "Linus Torvalds" <torvalds@...ux-foundation.org>, "KOSAKI Motohiro" <kosaki.motohiro@...il.com>, linux-kernel@...r.kernel.org, "Andrew Morton" <akpm@...ux-foundation.org>, "Thomas Gleixner" <tglx@...utronix.de>, "Jesse Barnes" <jbarnes@...tuousgeek.org>, "Kamalesh Babulal" <kamalesh@...ux.vnet.ibm.com> Subject: Re: [git pull] sparseirq / irq updates for v2.6.29 On Sun, Dec 28, 2008 at 3:55 PM, H. Peter Anvin <hpa@...or.com> wrote: > Ingo Molnar wrote: >> >> ok, agreed. I was hoping for some more generic workaround but nothing >> seemed to keep gcc from inlining such functions. >> > > Other than blacklisting those gcc versions. It's pretty easy to > understand how a bug like that could creep in, since one of the main > improvements of the early gcc4 series was better inlining as an > optimization. 1. one time path add one dummy printk 2. multi path, could move it to another file. could add one like kernel/weak.c to collect those ... > > -- > H. Peter Anvin, Intel Open Source Technology Center > I work for Intel. I don't speak on their behalf. good to know. YH -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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