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SubjectRe: Bug in kernel code?
On 27 Aug 2002 at 17:42, David S. Miller wrote:

> From: "Stephen C. Biggs" <>
> Date: Tue, 27 Aug 2002 17:40:41 -0700
> You're misunderstanding me, I meant that the first test is done
> AFTER the first iteration is executed, so my fix is correct
> since, even if order is 0 because at least one iteration of the
> loop is done, and the post decrement makes sure that the test
> succeeds if order was 0 going into the loop.
> Order is always >= 0 when we enter the loop.
> If we actually get the table allocated then the decrement of 'order'
> is not executed if we allocate the table successfully.
> I don't understand what the problem is with my fix.
[Trying again - my mail client is messing up/sending empty posts]

As I look at it, it can only be 0 <= order < 32, so your fix works, as mine does. Yours is simpler
and doesn't involve changing code, just declarations.

There need to be some sanity checks in this code: what if mempages is passed as some insanely huge
number, e.g.
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