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authorIgor Konopko2018-12-11 20:16:25 +0100
committerJens Axboe2018-12-11 12:22:35 -0700
commita16816b9e462e8ee86a908606bde54b53cfeca80 (patch)
tree3708bab87ed721388fec3e349f8e33b8fb26eb5b /drivers/nvme/host
parent24828d0536bbedc9b265f2b01ffca99de3f6a7c7 (diff)
lightnvm: disable interleaved metadata
Currently pblk only check the size of I/O metadata and does not take into account if this metadata is in a separate buffer or interleaved in a single metadata buffer. In reality only the first scenario is supported, where second mode will break pblk functionality during any IO operation. This patch prevents pblk to be instantiated in case device only supports interleaved metadata. Reviewed-by: Javier González <javier@cnexlabs.com> Signed-off-by: Igor Konopko <igor.j.konopko@intel.com> Signed-off-by: Matias Bjørling <mb@lightnvm.io> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/nvme/host')
-rw-r--r--drivers/nvme/host/lightnvm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/nvme/host/lightnvm.c b/drivers/nvme/host/lightnvm.c
index ba268d7cf141..f145fc0220d6 100644
--- a/drivers/nvme/host/lightnvm.c
+++ b/drivers/nvme/host/lightnvm.c
@@ -990,6 +990,7 @@ int nvme_nvm_register(struct nvme_ns *ns, char *disk_name, int node)
geo = &dev->geo;
geo->csecs = 1 << ns->lba_shift;
geo->sos = ns->ms;
+ geo->ext = ns->ext;
dev->q = q;
memcpy(dev->name, disk_name, DISK_NAME_LEN);