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Commit 7ad5039e authored by Javier González's avatar Javier González Committed by Jens Axboe
Browse files

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: default avatarJavier González <javier@cnexlabs.com>
Signed-off-by: default avatarMatias Bjørling <mb@lightnvm.io>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent a294c199

drivers/lightnvm/pblk-init.c

+8 −2
Original line number Diff line number Diff line
@@ -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);

	}