linux-kernel - Re: + drivers-acpi-apei-erst-dbgc-get_useru64-doesnt-work-on-i386.patch added to -mm tree

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Date:	Wed, 11 Aug 2010 23:10:43 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Randy Dunlap <randy.dunlap@...cle.com>,
	linux-kernel@...r.kernel.org, gcosta@...hat.com, lenb@...nel.org,
	mingo@...e.hu, tglx@...utronix.de, ying.huang@...el.com,
	Linux Arch Mailing List <linux-arch@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: + drivers-acpi-apei-erst-dbgc-get_useru64-doesnt-work-on-i386.patch
 added to -mm tree

On 08/11/2010 11:03 PM, Andrew Morton wrote:
> <I suspect you can do get_user() on a 4-byte or 8-byte struct right now
> and it'll work>

Not so:

/home/hpa/kernel/linux-2.6-tip.urgent/arch/x86/lib/testuser.c:12: error: 
conversion to non-scalar type requested

	-hpa

View attachment "testuser.c" of type "text/x-csrc" (195 bytes)