From: Scott Wood Date: Fri, 3 Apr 2015 03:14:11 +0000 (-0500) Subject: powerpc/e6500: Optimize hugepage TLB misses X-Git-Tag: omap-for-v4.2/fixes-rc1^2~139^2^2~23 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c89ca8ab7457d891abdffca7e6f5e74cef670d6d;p=pandora-kernel.git powerpc/e6500: Optimize hugepage TLB misses Some workloads take a lot of TLB misses despite using traditional hugepages. Handle these TLB misses in the asm fastpath rather than going through a bunch of C code. With this patch I measured around a 5x speedup in handling hugepage TLB misses. Signed-off-by: Scott Wood --- Reading git-diff-tree failed