From: Haavard Skinnemoen Date: Mon, 14 Jan 2008 22:11:26 +0000 (+0100) Subject: avr32: Cover the kernel page tables in the user PGDs X-Git-Tag: v2.6.27-rc1~1108^2~11 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9a934f278613885816aa9f177968c1dac557240;p=pandora-kernel.git avr32: Cover the kernel page tables in the user PGDs Expand the per-process PGDs so that they cover the kernel virtual memory area as well. This simplifies the TLB miss handler fastpath since it doesn't have to check for kernel addresses anymore. If a TLB miss happens on a kernel address and a second-level page table can't be found, we check swapper_pg_dir and copy the PGD entry into the user PGD if it can be found there. Signed-off-by: Haavard Skinnemoen --- Reading git-diff-tree failed