Re: [PATCH] 2.6.x BSD Process Accounting w/High UID

From: Albert Cahalan
Date: Wed Mar 10 2004 - 17:07:12 EST

On Wed, 2004-03-10 at 12:47, Tim Schmielau wrote:
> On Wed, 10 Mar 2004, Albert Cahalan wrote:
> > That's a 42-bit number instead of a 36-bit one.
> OK, your format clearly wins. Especially since I think that comp_t can
> only encode a 34-bit number.

That is correct. 42 - 8 != 36

My diagram was right; the math was not.

> But I favor your suggestion of 32-bit IEEE floats even more,
> as it doesn't need a change to the GNU acct tools.

I'm surprised. Do the tools rely on a #define for this?

Is there a reason to have the whole struct be a
power of two? If so, and you don't wish to expand
it to 128 bytes, consider packing 3 80-byte records
and a 16-byte header into 256 bytes.

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