linux-kernel - Re: [Y2038] [PATCH v2 2/2] ppdev: add support for compat ioctl

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Message-ID: <2836463.jjWuxzvJyO@wuerfel>
Date:	Mon, 04 Jan 2016 14:26:33 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:	y2038@...ts.linaro.org, gregkh@...uxfoundation.org,
	broonie@...nel.org,
	Bamvor Jian Zhang <bamvor.zhangjian@...aro.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [Y2038] [PATCH v2 2/2] ppdev: add support for compat ioctl

On Monday 04 January 2016 18:44:52 Sudip Mukherjee wrote:
> > 
> > If 'uname -i' reports i686, that usually means you have configured the
> > kernel for 32-bit. Try rebuilding the kernel with 'CONFIG_64BIT' and
> > 'CONFIG_IA32_EMULATION' enabled to test that the 32-bit user space now
> > also works under a 64-bit kernel.
> 
> done... tested with CONFIG_64BIT and CONFIG_IA32_EMULATION. The original
> ppdev code failed with my userspace test code. After applying patch 1/2
> of v3 it still failed, but after applying 2/2 of v3 it worked.

Ok, great!

> will you take v3 through your y2038 tree? or I can keep them for,
> ummmmm, 4.6 merge window.

My preference would be for you to pick it up. I try to only use the
y2038 tree for patches to drivers that have no maintainer.

	Arnd
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