linux-kernel - Re: Add 32 bit VDSO time function support

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Message-ID: <1393949916.977.5.camel@wall-e.seibold.net>
Date:	Tue, 04 Mar 2014 17:18:36 +0100
From:	Stefani Seibold <stefani@...bold.net>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	gregkh@...uxfoundation.org, linux-kernel@...r.kernel.org,
	x86@...nel.org, tglx@...utronix.de, mingo@...hat.com,
	ak@...ux.intel.com, aarcange@...hat.com, john.stultz@...aro.org,
	luto@...capital.net, xemul@...allels.com, gorcunov@...nvz.org,
	andriy.shevchenko@...ux.intel.com, Martin.Runge@...de-schwarz.com,
	Andreas.Brief@...de-schwarz.com
Subject: Re: Add 32 bit VDSO time function support

Am Montag, den 03.03.2014, 23:20 -0800 schrieb H. Peter Anvin:
> Pretty much... contact the glibc maintainers.  However, with glibc being a GNU project you will have to sign a copyright transfer. 
> 
> On March 3, 2014 11:02:08 PM PST, Stefani Seibold <stefani@...bold.net> wrote:
> >Hi,
> >
> >i want ask if there is a change to bring the patch back to tip?
> >
> >As requested the glibc patch is now available at 
> >
> >http://seibold.net/glibc.patch
> >
> >Any idea how to bring this patch into glibc? Is the process similar to
> >the kernel?
> >


I got responds from the glibc mailing list:

> Finally GLIBC current policy is to accept kernel internal
> that are *already* implemented in Linux kernel, so the vDSO support do x86 32 bit kernel
> should be either published in a kernel release on pushed in a stable kernel tree (usually
> vanilla one).

So till the 32 bit VDSO time functions are not in the vanilla kernel
tree, there is no way to get in the patch into glibc.

- Stefani

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