1 files changed, 2 insertions, 2 deletions

diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
index 9d7b9a83699e..24f94b0f2270 100644
--- a/fs/pstore/ram_core.c
+++ b/fs/pstore/ram_core.c
@@ -392,7 +392,7 @@ static void *persistent_ram_vmap(phys_addr_t start, size_t size)
         page_start = start - offset_in_page(start);
         page_count = DIV_ROUND_UP(size + offset_in_page(start), PAGE_SIZE);
 
-        prot = pgprot_noncached(PAGE_KERNEL);
+        prot = pgprot_writecombine(PAGE_KERNEL);
 
         pages = kmalloc_array(page_count, sizeof(struct page *), GFP_KERNEL);
         if (!pages) {
@@ -422,7 +422,7 @@ static void *persistent_ram_iomap(phys_addr_t start, size_t size)
         buffer_start_add = buffer_start_add_locked;
         buffer_size_add = buffer_size_add_locked;
 
-        return ioremap(start, size);
+        return ioremap_wc(start, size);
 }
 
 static int persistent_ram_buffer_map(phys_addr_t start, phys_addr_t size,