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SubjectRe: What does atomic_read actually do?
On Sat, 2004-12-18 at 15:43 -0500, Joseph Seigh wrote:

> > it does so on *x86
> Is this documented for gcc anywhere? Just because it does so doesn't
> mean it's guaranteed.

Listen to what Arjan is saying: It is not a compiler feature. x86
already guarantees that an aligned word-size read is atomic in the
nothing-can-interleave sense.

Robert Love

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