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authorJavier González <jg@lightnvm.io>2016-11-29 00:38:54 +0300
committerJens Axboe <axboe@fb.com>2016-11-29 22:12:51 +0300
commitbb3149792e0ed52cf5f457dda4c9bf9c5bda1542 (patch)
tree1b85ed6347013add8d1aa00c912e6674210b27c5 /drivers/lightnvm/core.c
parent3dc87dd048dc442bab633e85bfb96c893612d765 (diff)
downloadlinux-bb3149792e0ed52cf5f457dda4c9bf9c5bda1542.tar.xz
lightnvm: enable to send hint to erase command
Erases might be subject to host hints. An example is multi-plane programming to erase blocks in parallel. Enable targets to specify this hint. Signed-off-by: Javier González <javier@cnexlabs.com> Signed-off-by: Matias Bjørling <m@bjorling.me> Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'drivers/lightnvm/core.c')
-rw-r--r--drivers/lightnvm/core.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/lightnvm/core.c b/drivers/lightnvm/core.c
index 11117404b5f5..8664fe09cc82 100644
--- a/drivers/lightnvm/core.c
+++ b/drivers/lightnvm/core.c
@@ -202,9 +202,9 @@ int nvm_submit_io(struct nvm_dev *dev, struct nvm_rq *rqd)
}
EXPORT_SYMBOL(nvm_submit_io);
-int nvm_erase_blk(struct nvm_dev *dev, struct nvm_block *blk)
+int nvm_erase_blk(struct nvm_dev *dev, struct nvm_block *blk, int flags)
{
- return dev->mt->erase_blk(dev, blk, 0);
+ return dev->mt->erase_blk(dev, blk, flags);
}
EXPORT_SYMBOL(nvm_erase_blk);
@@ -285,7 +285,8 @@ void nvm_free_rqd_ppalist(struct nvm_dev *dev, struct nvm_rq *rqd)
}
EXPORT_SYMBOL(nvm_free_rqd_ppalist);
-int nvm_erase_ppa(struct nvm_dev *dev, struct ppa_addr *ppas, int nr_ppas)
+int nvm_erase_ppa(struct nvm_dev *dev, struct ppa_addr *ppas, int nr_ppas,
+ int flags)
{
struct nvm_rq rqd;
int ret;
@@ -301,6 +302,8 @@ int nvm_erase_ppa(struct nvm_dev *dev, struct ppa_addr *ppas, int nr_ppas)
nvm_generic_to_addr_mode(dev, &rqd);
+ rqd.flags = flags;
+
ret = dev->ops->erase_block(dev, &rqd);
nvm_free_rqd_ppalist(dev, &rqd);