Re: [PATCH 1/2] net: Enable 64-bit net device statistics on 32-bit architectures

Stephen Hemminger
2010-06-04T17:28:59Z

On Thu, 03 Jun 2010 20:11:38 +0100
Ben Hutchings <bhutchings@solarflare.com> wrote:

> static inline u64 rtnl_link_stats64_read(const u64 *field)
> {
> return ACCESS_ONCE(*field);
> }
> static inline u32 rtnl_link_stats64_read32(const u64 *field)
> {
> return ACCESS_ONCE(*field);
> }

Do we really care if compiler reorders access. I think not.
There was no order guarantee in the past.

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