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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>
hifive-unleashed-5.1
Christian König 2019-04-10 11:43:43 +02:00 committed by Alex Deucher
parent ac1e516d5a
commit 453393369d
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/ttm/ttm_page_alloc.c
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@ -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)