Re: [PATCH] pch_gbe: Adding read memory barriers

On Wed, 2012-05-09 at 17:20 +0200, Erwan Velu wrote:

Thanks for this very clear description.

It might be clear, but it's not very relevant: you need to understand
the Linux kernel barrier APIs (which cover all architectures).  See
Documentation/memory-barriers.txt.

As I'm pretty new to this kind of integration in the kernel, do you
request me to test this volatile option ?
Does the patch tends to be rejected for this issue ?
What should be the next step for my patch ?

[...]

Explain what kind of reordering you are trying to avoid.

Ben.

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Ben Hutchings, Staff Engineer, Solarflare
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