1 files changed, 5 insertions, 1 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index 5261498..8297623 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1205,7 +1205,7 @@ repeat:
 						gfp & GFP_RECLAIM_MASK);
 		if (error)
 			goto decused;
-		error = radix_tree_preload(gfp & GFP_RECLAIM_MASK);
+		error = radix_tree_maybe_preload(gfp & GFP_RECLAIM_MASK);
 		if (!error) {
 			error = shmem_add_to_page_cache(page, mapping, index,
 							gfp, NULL);
@@ -2819,6 +2819,10 @@ int __init shmem_init(void)
 {
 	int error;
 
+	/* If rootfs called this, don't re-init */
+	if (shmem_inode_cachep)
+		return 0;
+
 	error = bdi_init(&shmem_backing_dev_info);
 	if (error)
 		goto out4;