Replace kmem_cache_create with KMEM_CACHE macro that guaranteed struct alignment Signed-off-by: JunChao Sun <sunjunchao2870@xxxxxxxxx> --- fs/ext4/extents_status.c | 8 ++------ fs/ext4/readpage.c | 5 ++--- 2 files changed, 4 insertions(+), 9 deletions(-) diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c index cd0a861853e3..97eccc0028a1 100644 --- a/fs/ext4/extents_status.c +++ b/fs/ext4/extents_status.c @@ -155,9 +155,7 @@ static void __revise_pending(struct inode *inode, ext4_lblk_t lblk, int __init ext4_init_es(void) { - ext4_es_cachep = kmem_cache_create("ext4_extent_status", - sizeof(struct extent_status), - 0, (SLAB_RECLAIM_ACCOUNT), NULL); + ext4_es_cachep = KMEM_CACHE(extent_status, SLAB_RECLAIM_ACCOUNT); if (ext4_es_cachep == NULL) return -ENOMEM; return 0; @@ -1807,9 +1805,7 @@ static void ext4_print_pending_tree(struct inode *inode) int __init ext4_init_pending(void) { - ext4_pending_cachep = kmem_cache_create("ext4_pending_reservation", - sizeof(struct pending_reservation), - 0, (SLAB_RECLAIM_ACCOUNT), NULL); + ext4_pending_cachep = KMEM_CACHE(pending_reservation, SLAB_RECLAIM_ACCOUNT); if (ext4_pending_cachep == NULL) return -ENOMEM; return 0; diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c index 3d21eae267fc..773176e7f9f5 100644 --- a/fs/ext4/readpage.c +++ b/fs/ext4/readpage.c @@ -410,9 +410,8 @@ int ext4_mpage_readpages(struct inode *inode, int __init ext4_init_post_read_processing(void) { - bio_post_read_ctx_cache = - kmem_cache_create("ext4_bio_post_read_ctx", - sizeof(struct bio_post_read_ctx), 0, 0, NULL); + bio_post_read_ctx_cache = KMEM_CACHE(bio_post_read_ctx, SLAB_RECLAIM_ACCOUNT); + if (!bio_post_read_ctx_cache) goto fail; bio_post_read_ctx_pool = -- 2.17.1