Subject: Re: Add a MAP_ALIGNED flag for mmap(2).
To: Jason R Thorpe <>
From: Andrew Brown <>
List: tech-kern
Date: 03/02/2003 23:23:23
> > I also like listing the alignment in terms of bytes, not pages, since it
> > means userland code doesn't care what the internal page size is. Also it
> > might help emulation if future systems raise the page size (like say we go
> > from 4k to 8k or 8k to 16k as part of a CPU transition) - we don't have to
> > keep track of the implicit page size.
>Yah, I definitely think it should be in bytes.  I must admit that the log2
>use of the flags argument is a clever hack :-)

just so long as you don't even decide that you need to align something
to a seventeen page boundary...  :)

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