From 48d663a314489f136a46abf8e3f0d014d7769209 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Matias=20Bj=C3=B8rling?= Date: Sat, 15 Apr 2017 20:55:40 +0200 Subject: [PATCH] lightnvm: enable nvme size compile asserts MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit The asserts in _nvme_nvm_check_size are not compiled due to the function not begin called. Make sure that it is called, and also fix the wrong sizes of asserts for nvme_nvm_addr_format, and nvme_nvm_bb_tbl, which checked for number of bits instead of bytes. Reported-by: Scott Bauer Signed-off-by: Matias Bjørling Signed-off-by: Jens Axboe --- drivers/nvme/host/lightnvm.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c index 4ea9c93fbbe0..12c5a40beb3c 100644 --- a/drivers/nvme/host/lightnvm.c +++ b/drivers/nvme/host/lightnvm.c @@ -241,9 +241,9 @@ static inline void _nvme_nvm_check_size(void) BUILD_BUG_ON(sizeof(struct nvme_nvm_l2ptbl) != 64); BUILD_BUG_ON(sizeof(struct nvme_nvm_erase_blk) != 64); BUILD_BUG_ON(sizeof(struct nvme_nvm_id_group) != 960); - BUILD_BUG_ON(sizeof(struct nvme_nvm_addr_format) != 128); + BUILD_BUG_ON(sizeof(struct nvme_nvm_addr_format) != 16); BUILD_BUG_ON(sizeof(struct nvme_nvm_id) != 4096); - BUILD_BUG_ON(sizeof(struct nvme_nvm_bb_tbl) != 512); + BUILD_BUG_ON(sizeof(struct nvme_nvm_bb_tbl) != 64); } static int init_grps(struct nvm_id *nvm_id, struct nvme_nvm_id *nvme_nvm_id) @@ -797,6 +797,8 @@ int nvme_nvm_register(struct nvme_ns *ns, char *disk_name, int node) struct request_queue *q = ns->queue; struct nvm_dev *dev; + _nvme_nvm_check_size(); + dev = nvm_alloc_dev(node); if (!dev) return -ENOMEM; -- 2.39.5