Re: [PATCH v2] x86: Preserve iopl on fork and execve

From: H. Peter Anvin
Date: Tue May 12 2015 - 14:25:37 EST

On 05/12/2015 08:13 AM, Linus Torvalds wrote:
> On Mon, May 11, 2015 at 11:40 PM, Ingo Molnar <mingo@xxxxxxxxxx> wrote:
>> - Nothing actually broke that people cared about in the last 2.5
>> years, thus this might be one of the (very very rare) cases where
>> preserving a breakage is the right thing to do.
> Indeed. The Linux "no regressions" rule is not about some theoretical
> "the ABI changed". It's about actual observed regressions.
> So if we can improve the ABI without any user program or workflow
> breaking, that's fine.

But Linus, that would break dominix... ;)


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