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| author | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-03-31 18:22:31 -0700 |
|---|---|---|
| committer | Eric Anholt <eric@anholt.net> | 2009-04-02 14:28:32 -0700 |
| commit | 1055f9ddad093f54dfd708a0f976582034d4ce1a (patch) | |
| tree | 0e13654a1cc5cbd204b7b2cbaebd48b11821d507 /kernel/mutex.c | |
| parent | 5e118f4139feafe97e913df67b1f7c1e5083e535 (diff) | |
drm: Use pgprot_writecombine in GEM GTT mapping to get the right bits for !PAT.
Otherwise, the PAGE_CACHE_WC would end up getting us a UC-only mapping, and
the write performance of GTT maps dropped 10x.
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
[anholt: cleaned up unused var]
Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'kernel/mutex.c')
0 files changed, 0 insertions, 0 deletions