[GIT PULL 31/37] lightnvm: pblk: check for supported version
From: Matias Bjørling <hidden>
Date: 2018-03-29 22:08:49
Also in:
lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Javier González <redacted> 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 <redacted> Signed-off-by: Matias Bjørling <redacted> --- drivers/lightnvm/pblk-init.c | 10 ++++++++-- 1 file 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); }
--
2.11.0