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author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-12-18 10:22:27 +1100 |
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committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-12-18 10:22:27 +1100 |
commit | 376bddd34433065aeb9b9a140870537feecf90ef (patch) | |
tree | a40e2b84ad89f4b3ba968de65a4bf7ff6ccae835 /drivers/gpu/drm/ttm | |
parent | d526e85f60fce9aa2a1432cbd06e3cf20c1644c8 (diff) | |
parent | 667b504a2c411e4d5915a6e2260a3857ba9f797a (diff) | |
download | lwn-376bddd34433065aeb9b9a140870537feecf90ef.tar.gz lwn-376bddd34433065aeb9b9a140870537feecf90ef.zip |
Merge remote-tracking branch 'agust/next' into next
Brings some 52xx updates. Also manually merged tools/perf/perf.h.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'drivers/gpu/drm/ttm')
-rw-r--r-- | drivers/gpu/drm/ttm/ttm_page_alloc.c | 5 | ||||
-rw-r--r-- | drivers/gpu/drm/ttm/ttm_tt.c | 4 |
2 files changed, 4 insertions, 5 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index 860dc4813e99..bd2a3b40cd12 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -749,7 +749,10 @@ static int ttm_get_pages(struct page **pages, unsigned npages, int flags, /* clear the pages coming from the pool if requested */ if (flags & TTM_PAGE_FLAG_ZERO_ALLOC) { list_for_each_entry(p, &plist, lru) { - clear_page(page_address(p)); + if (PageHighMem(p)) + clear_highpage(p); + else + clear_page(page_address(p)); } } diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c index bf8260133ea9..7d759a430294 100644 --- a/drivers/gpu/drm/ttm/ttm_tt.c +++ b/drivers/gpu/drm/ttm/ttm_tt.c @@ -308,9 +308,7 @@ int ttm_tt_swapin(struct ttm_tt *ttm) if (unlikely(to_page == NULL)) goto out_err; - preempt_disable(); copy_highpage(to_page, from_page); - preempt_enable(); page_cache_release(from_page); } @@ -358,9 +356,7 @@ int ttm_tt_swapout(struct ttm_tt *ttm, struct file *persistent_swap_storage) ret = PTR_ERR(to_page); goto out_err; } - preempt_disable(); copy_highpage(to_page, from_page); - preempt_enable(); set_page_dirty(to_page); mark_page_accessed(to_page); page_cache_release(to_page); |