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Signed-off-by: Huan Yang --- drivers/dma-buf/udmabuf.c | 25 ++++++++++++------------- 1 file changed, 12 insertions(+), 13 deletions(-) diff --git a/drivers/dma-buf/udmabuf.c b/drivers/dma-buf/udmabuf.c index fbe4b59b4c97..f50e11f0f034 100644 --- a/drivers/dma-buf/udmabuf.c +++ b/drivers/dma-buf/udmabuf.c @@ -152,29 +152,28 @@ static void *udmabuf_vmap_pfn(unsigned long *pfns, unsigned int count, static int vmap_udmabuf(struct dma_buf *buf, struct iosys_map *map) { struct udmabuf *ubuf = buf->priv; - unsigned long *pfns; + struct vmap_folios_struct folios; + struct vmap_folios_range *ranges; void *vaddr; pgoff_t pg; dma_resv_assert_held(buf->resv); - /** - * HVO may free tail pages, so just use pfn to map each folio - * into vmalloc area. - */ - pfns = kvmalloc_array(ubuf->pagecount, sizeof(*pfns), GFP_KERNEL); - if (!pfns) + ranges = kvmalloc_array(ubuf->pagecount, sizeof(*ranges), GFP_KERNEL); + if (!ranges) return -ENOMEM; for (pg = 0; pg < ubuf->pagecount; pg++) { - unsigned long pfn = folio_pfn(ubuf->folios[pg]); - - pfn += ubuf->offsets[pg] >> PAGE_SHIFT; - pfns[pg] = pfn; + ranges[pg].folio = ubuf->folios[pg]; + ranges[pg].pgoff = ubuf->offsets[pg] >> PAGE_SHIFT; + ranges[pg].nr_pages = 1; } - vaddr = udmabuf_vmap_pfn(pfns, ubuf->pagecount, PAGE_KERNEL); - kvfree(pfns); + folios._range_folios = ranges; + folios.range = true; + + vaddr = vmap_range_folios(&folios, ubuf->pagecount, 0, PAGE_KERNEL); + kvfree(ranges); if (!vaddr) return -EINVAL;