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Re: [RFC/PATCH] ARM: VDSO support
- From: Adhemerval Zanella <adhemerval dot zanella at linaro dot org>
- To: libc-alpha at sourceware dot org
- Date: Tue, 07 Apr 2015 14:06:00 -0300
- Subject: Re: [RFC/PATCH] ARM: VDSO support
- Authentication-results: sourceware.org; auth=none
- References: <1428081934-22419-1-git-send-email-nathan_lynch at codesourcery dot com> <alpine dot DEB dot 2 dot 10 dot 1504071643550 dot 20250 at digraph dot polyomino dot org dot uk>
On 07-04-2015 13:46, Joseph Myers wrote:
> On Fri, 3 Apr 2015, Nathan Lynch wrote:
>
>> This patch adds support for the ARM VDSO to glibc. I have run make
>> check on OMAP5 using kernels with and without the VDSO, with no new
>> failures.
> How does this compare to the implementations for other architectures?
> What are the points on which the VDSO interfaces vary between
> architectures? It would seem desirable for the code to be factored so
> that the ARM code only contains the minimal set of things that are
> necessarily ARM-specific (for example, just declaring the ARM-specific
> choices before including architecture-independent files shared by all
> architectures that can get these functions from a VDSO).
>
I see the factoring work being another subsequent patch that should not
impede the inclusion of proposed modification.