[PATCH] unpaged: fix sound Bad page states

[deliverable/linux.git] / sound / core / memalloc.c

diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c
index 129abab5ce98a42fcd3a96fc587abe0da6e31ec9..e4b8959dd4bba4ff75f2617bdc76b843ff51b41c 100644 (file)
--- a/sound/core/memalloc.c
+++ b/sound/core/memalloc.c
@@ -197,6 +197,7 @@ void *snd_malloc_pages(size_t size, gfp_t gfp_flags)
 
        snd_assert(size > 0, return NULL);
        snd_assert(gfp_flags != 0, return NULL);
+       gfp_flags |= __GFP_COMP;        /* compound page lets parts be mapped */
        pg = get_order(size);
        if ((res = (void *) __get_free_pages(gfp_flags, pg)) != NULL) {
                mark_pages(virt_to_page(res), pg);
@@ -241,6 +242,7 @@ static void *snd_malloc_dev_pages(struct device *dev, size_t size, dma_addr_t *d
        snd_assert(dma != NULL, return NULL);
        pg = get_order(size);
        gfp_flags = GFP_KERNEL
+               | __GFP_COMP    /* compound page lets parts be mapped */
                | __GFP_NORETRY /* don't trigger OOM-killer */
                | __GFP_NOWARN; /* no stack trace print - this call is non-critical */
        res = dma_alloc_coherent(dev, PAGE_SIZE << pg, dma, gfp_flags);