Re: [PATCH] random: reorder struct entropy_store to remove paddingon 64bits

From: Herbert Xu
Date: Sat Jul 31 2010 - 07:58:37 EST

On Wed, Jul 28, 2010 at 11:02:28AM -0500, Matt Mackall wrote:
> On Wed, 2010-07-28 at 10:32 +0100, Richard Kennedy wrote:
> > Re-order structure entropy_store to remove 8 bytes of padding on
> > 64 bit builds, so shrinking this structure from 72 to 64 bytes
> > and allowing it to fit into one cache line.
> I have a vague memory that we reordered things so that the r/w bits
> would be on a separate cache line than the r/o bits. But as we never
> added the alignment primitives to actually enforce that, I guess it
> doesn't matter much.
> > Signed-off-by: Richard Kennedy <richard@xxxxxxxxxxxxxxx>
> Signed-off-by: Matt Mackall <mpm@xxxxxxxxxxx>

Patch applied. Thanks!
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
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