jffs2: Use SLAB_HWCACHE_ALIGN for jffs2_raw_{dirent,inode} slabs

We may end up doing DMA to/from these. Until the new MTD API fixes the
issues, this should stop things from falling over.

Original idea from Gilles Casse <list@gcasse.net>

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/fs/jffs2/malloc.c b/fs/jffs2/malloc.c
index 9eff2bd..c082868 100644 (file)
--- a/fs/jffs2/malloc.c
+++ b/fs/jffs2/malloc.c
@@ -39,13 +39,13 @@ int __init jffs2_create_slab_caches(void)
 
        raw_dirent_slab = kmem_cache_create("jffs2_raw_dirent",
                                            sizeof(struct jffs2_raw_dirent),
-                                           0, 0, NULL);
+                                           0, SLAB_HWCACHE_ALIGN, NULL);
        if (!raw_dirent_slab)
                goto err;
 
        raw_inode_slab = kmem_cache_create("jffs2_raw_inode",
                                           sizeof(struct jffs2_raw_inode),
-                                          0, 0, NULL);
+                                          0, SLAB_HWCACHE_ALIGN, NULL);
        if (!raw_inode_slab)
                goto err;