Re: [BUGFIX] Fix AES-NI CTR optimization compiling failure with gas2.16.1

From: Avi Kivity
Date: Fri Mar 12 2010 - 04:34:24 EST


On 03/12/2010 10:50 AM, David Miller wrote:
From: Avi Kivity<avi@xxxxxxxxxx>
Date: Fri, 12 Mar 2010 10:44:58 +0200

Strange, that people can install a new kernel, but not a new
assembler.
Someone shouldn't have to upgrade their tools to build the
kernel.

The kernel would still build, just without the AES-NI CTR optimization (or kvm).

And we work very hard to make sure this is the case except
in the most unavoidable situations.

Why so hard? It has a cost. The user can certainly 'make AS=~/new-binutils/bin/gas' and it wouldn't even affect the rest of their system.

tools/as/ anyone?

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.

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