Re: virt_to_offset() (Re: [RFC][PATCH] Make cryptoapinon-optional?)

[David S. Miller]

On Sun, 10 Aug 2003 17:32:15 +0900 (JST)
YOSHIFUJI Hideaki / _$B5HF#1QL@ <yoshfuji@xxxxxxxxxxxxxx> wrote:

> BTW, we spread ((long) ptr & ~PAGE_MASK); it seems ugly.
> Why don't we have vert_to_offset(ptr) or something like this?
> #define virt_to_offset(ptr) ((unsigned long) (ptr) & ~PAGE_MASK)
> Is this bad idea?

With some name like "virt_to_pageoff()" it sounds like a great
idea.
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