[PATCH 01/20] lightnvm: re-convert ppa format on I/O failure

[Javier González]

In case of a failure when submitting a request, convert the ppa_list
addresses to the target format so that it can interpret ppas for
recovery

Signed-off-by: Javier González <jav...@cnexlabs.com>
Signed-off-by: Matias Bjørling <mat...@cnexlabs.com>
---
 drivers/lightnvm/core.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index 440deb54031a..9ff348f69370 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -641,6 +641,7 @@ EXPORT_SYMBOL(nvm_max_phys_sects);
 int nvm_submit_io(struct nvm_tgt_dev *tgt_dev, struct nvm_rq *rqd)
 {
        struct nvm_dev *dev = tgt_dev->parent;
+       int ret;
 
        if (!dev->ops->submit_io)
                return -ENODEV;
@@ -648,7 +649,12 @@ int nvm_submit_io(struct nvm_tgt_dev *tgt_dev, struct 
nvm_rq *rqd)
        nvm_rq_tgt_to_dev(tgt_dev, rqd);
 
        rqd->dev = tgt_dev;
-       return dev->ops->submit_io(dev, rqd);
+
+       /* In case of error, fail with right address format */
+       ret = dev->ops->submit_io(dev, rqd);
+       if (ret)
+               nvm_rq_dev_to_tgt(tgt_dev, rqd);
+       return ret;
 }
 EXPORT_SYMBOL(nvm_submit_io);
 
-- 
2.7.4