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Date: Thu, 09 Feb 2012 06:45:35 -0800 From: "H. Peter Anvin" <hpa@...or.com> To: Hitoshi Mitake <h.mitake@...il.com> CC: mingo@...e.hu, linux-kernel@...r.kernel.org, Kashyap Desai <Kashyap.Desai@....com>, Len Brown <lenb@...nel.org>, Ravi Anand <ravi.anand@...gic.com>, Vikas Chaudhary <vikas.chaudhary@...gic.com>, Matthew Garrett <mjg@...hat.com>, Jason Uhlenkott <juhlenko@...mai.com>, James Bottomley <James.Bottomley@...allels.com>, Thomas Gleixner <tglx@...utronix.de>, Roland Dreier <roland@...estorage.com>, James Bottomley <jbottomley@...allels.com>, Alan Cox <alan@...rguk.ukuu.org.uk>, Matthew Wilcox <matthew.r.wilcox@...el.com>, Andrew Morton <akpm@...ux-foundation.org>, Linus Torvalds <torvalds@...ux-foundation.org> Subject: Re: [PATCH] asm-generic: architecture independent readq/writeq for 32bit environment On 02/09/2012 05:37 AM, Hitoshi Mitake wrote: > On Tue, Feb 7, 2012 at 12:47, hpanvin@...il.com<hpa@...or.com> wrote: >> Should be volatile u64 * not volatile void *... > > Is this the type of parameters? > The parameters of atomic readq/writeq defined in arch/x86/include/asm/io.h > are defined as void *. I think that atomic readq/writeq and non-atomic > readq/writeq > should have same typed parameters and return values. > That sounds like a bug. -hpa -- 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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