[PATCH 01/20] lightnvm: re-convert ppa format on I/O failure
From: Javier González <hidden>
Date: 2017-06-26 10:01:17
Also in:
lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
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 <redacted> Signed-off-by: Matias Bjørling <redacted> --- 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