commit | 5be3492f972b73051ead7ecbac6fb9efd1e8e0ec | [log] [tgz] |
---|---|---|
author | Anton Blanchard <anton@samba.org> | Tue Jan 12 00:50:14 2010 +0000 |
committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | Wed Feb 03 17:39:48 2010 +1100 |
tree | c0c66a38665af53673792246f21198c119e8c7d4 | |
parent | 61c03ddbdff2e080702521bc1b757854ca58c46a [diff] |
powerpc: Mark some variables in the page fault path __read_mostly Using perf to trace L1 dcache misses and dumping data addresses I found a few variables taking a lot of misses. Since they are almost never written, they should go into the __read_mostly section. Signed-off-by: Anton Blanchard <anton@samba.org> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>