Re: sys_mmap2 on different architectures

From: David S. Miller
Date: Wed Feb 22 2006 - 19:39:10 EST


From: "H. Peter Anvin" <hpa@xxxxxxxxx>
Date: Wed, 22 Feb 2006 16:05:39 -0800

> Okay, what I'll do is that I'll hard-code 12 on i386, SPARC and ARM; on
> other architectures I'll use getpagesize(). Of course, on 64-bit
> architectures this is not an issue; there I just call sys_mmap.

Oh and BTW if you use 12 it will break when executing on a
64-bit kernel, where PAGE_SHIFT is variable and starting at
13.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/