[PATCH 15/17] lightnvm: fix lun offset calculation for mark blk

From: Matias BjÃrling
Date: Thu Jul 07 2016 - 03:55:42 EST


The gen_mark_blk_bad function marks the wrong block when a block is on
a different channel. Fix the index calculation, so that it updates the
correct block.

Reported-by: Javier Gonzalez <javier@xxxxxxxxxxxx>
Signed-off-by: Matias BjÃrling <m@xxxxxxxxxxx>
---
drivers/lightnvm/gennvm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/lightnvm/gennvm.c b/drivers/lightnvm/gennvm.c
index c65fb67..b74174c 100644
--- a/drivers/lightnvm/gennvm.c
+++ b/drivers/lightnvm/gennvm.c
@@ -542,7 +542,7 @@ static void gen_mark_blk(struct nvm_dev *dev, struct ppa_addr ppa, int type)
return;
}

- lun = &gn->luns[ppa.g.lun * ppa.g.ch];
+ lun = &gn->luns[(dev->luns_per_chnl * ppa.g.ch) + ppa.g.lun];
blk = &lun->vlun.blocks[ppa.g.blk];

/* will be moved to bb list on put_blk from target */
--
2.1.4