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authorJavier González <javier@cnexlabs.com>2018-03-30 00:05:18 +0200
committerJens Axboe <axboe@kernel.dk>2018-03-29 17:29:09 -0600
commit7ad5039ee557f0a427a0768e43c28d0236d56ba3 (patch)
tree4097a44857433f188847b4b43cbe3c81d32ce1e2
parenta294c199455187d124b0760fa8f86c13cdaa4b25 (diff)
lightnvm: pblk: check for supported version
At this point, only 1.2 spec is supported, thus check for it. Also, since device-side L2P is only supported in the 1.2 spec, make sure to only check its value under 1.2. Signed-off-by: Javier González <javier@cnexlabs.com> Signed-off-by: Matias Bjørling <mb@lightnvm.io> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--drivers/lightnvm/pblk-init.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c
index 4656d1ff81a6..34ff47705293 100644
--- a/drivers/lightnvm/pblk-init.c
+++ b/drivers/lightnvm/pblk-init.c
@@ -1016,9 +1016,15 @@ static void *pblk_init(struct nvm_tgt_dev *dev, struct gendisk *tdisk,
struct pblk *pblk;
int ret;
- if (dev->geo.dom & NVM_RSP_L2P) {
+ if (geo->version != NVM_OCSSD_SPEC_12) {
+ pr_err("pblk: OCSSD version not supported (%u)\n",
+ geo->version);
+ return ERR_PTR(-EINVAL);
+ }
+
+ if (geo->version == NVM_OCSSD_SPEC_12 && geo->dom & NVM_RSP_L2P) {
pr_err("pblk: host-side L2P table not supported. (%x)\n",
- dev->geo.dom);
+ geo->dom);
return ERR_PTR(-EINVAL);
}