Re: [-mm][PATCH 1/4] Setup the rlimit controller

From: Andrew Morton
Date: Mon May 05 2008 - 18:17:25 EST


On Sun, 04 May 2008 03:07:36 +0530
Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx> wrote:

> + *tmp = ((*tmp + PAGE_SIZE) >> PAGE_SHIFT) << PAGE_SHIFT;

Whatever this is doing, it should not be doing it this way ;)

perhaps

*tmp = ALIGN(*tmp, PAGE_SIZE);

or even

*tmp = PAGE_ALIGN(*tmp);

?


<looks at PAGE_ALIGN>

Each architecture implements its own version and they of course do it
differently. It's crying out for a consolidated implementation but we have
no include/linux/page.h into which to consolidate it.

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