On Sun, Mar 27, 2005 at 10:17:39AM -0800, David S. Miller wrote: > On Sun, 27 Mar 2005 08:57:25 +0100 > Russell King <[EMAIL PROTECTED]> wrote: > > > Unfortunately not - free_pgd_slow doesn't have any knowledge about the > > mm_struct that the pgd was associated with. > > You could store the mm pointer in the page struct of the > pgd, we used to that before set_pte_at() existed on > sparc64 and ppc64 for pte level tables. > > page->mapping and page->index are basically free game for > tracking information assosciated with page table chunks.
Why would I want to do this, given that decrementing mm->nr_ptes in free_pgd_slow() would make it negative ? Am I missing something obvious? -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: 2.6 Serial core - 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/