diff options
| author | Christian König <christian.koenig@amd.com> | 2019-04-10 11:43:43 +0200 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-04-11 10:01:51 -0500 |
| commit | 453393369dc9806d2455151e329c599684762428 (patch) | |
| tree | d58d288fd1783843e44813e1bc3510d41f16b3e0 /drivers/gpu | |
| parent | ac1e516d5a4c56bf0cb4a3dfc0672f689131cfd4 (diff) | |
| download | linux-453393369dc9806d2455151e329c599684762428.tar.bz2 | |
drm/ttm: fix incrementing the page pointer for huge pages
When we increment the counter we need to increment the pointer as well.
Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes: e16858a7e6e7 drm/ttm: fix start page for huge page check in ttm_put_pages()
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Acked-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/ttm/ttm_page_alloc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c index c74147f0cbe3..627f8dc91d0e 100644 --- a/drivers/gpu/drm/ttm/ttm_page_alloc.c +++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c @@ -733,7 +733,7 @@ static void ttm_put_pages(struct page **pages, unsigned npages, int flags, if (!(flags & TTM_PAGE_FLAG_DMA32) && (npages - i) >= HPAGE_PMD_NR) { for (j = 1; j < HPAGE_PMD_NR; ++j) - if (p++ != pages[i + j]) + if (++p != pages[i + j]) break; if (j == HPAGE_PMD_NR) @@ -768,7 +768,7 @@ static void ttm_put_pages(struct page **pages, unsigned npages, int flags, break; for (j = 1; j < HPAGE_PMD_NR; ++j) - if (p++ != pages[i + j]) + if (++p != pages[i + j]) break; if (j != HPAGE_PMD_NR) |