On Feb 8, 2008 1:32 AM, Christoph Lameter <[EMAIL PROTECTED]> wrote: > But the slab layer allocates pages < PAGE_SIZE. You need to take a fault > right? So each object would need its own page?
No. We allocate a shadow page for each data page which we then use as a per-byte "bitmap." For every tracked _page_ we take the page fault always. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/