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Re: [PATCH 0/6] FP improvements

To: Paul Burton <>
Subject: Re: [PATCH 0/6] FP improvements
From: Ralf Baechle <>
Date: Thu, 7 Nov 2013 14:57:32 +0100
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On Thu, Nov 07, 2013 at 12:48:27PM +0000, Paul Burton wrote:

> This series includes a few improvements to floating point support. The
> first 2 patches add support for missing instructions to the FPU
> emulator. The 3rd is a small cleanup. The 4th introduces support for
> O32 binaries using 64-bit floating point. The 5th modifies the FPU
> emulator to stop executing code from the user stack. The 6th & final
> patch is not strictly FP-related but is a consequence of the 5th patch,
> and allows us to mark the stack & allocated heap memory as
> non-executable by default.

Very interesting, in particular #5.  More once I've me and others had a
chance to review the series.


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