diff mbox series

[GIT,PULL,12/26] lightnvm: pblk: set propper line as data_line after gc

Message ID 20190504183811.18725-13-mb@lightnvm.io (mailing list archive)
State New, archived
Headers show
Series lightnvm updates for 5.2 | expand

Commit Message

Matias Bjorling May 4, 2019, 6:37 p.m. UTC 
From: Marcin Dziegielewski <marcin.dziegielewski@intel.com>

In current implementation of l2p recovery, when we are after gc and we
have open line, we are not setting current data line properly (we set
last line from the device instead of last line ordered by seq_nr) and
in consequence, kernel panic and data corruption.

Signed-off-by: Marcin Dziegielewski <marcin.dziegielewski@intel.com>
Reviewed-by: Javier González <javier@javigon.com>
Signed-off-by: Matias Bjørling <mb@lightnvm.io>
---
 drivers/lightnvm/pblk-recovery.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/lightnvm/pblk-recovery.c b/drivers/lightnvm/pblk-recovery.c
index 83b467b5edc7..017874e03253 100644
--- a/drivers/lightnvm/pblk-recovery.c
+++ b/drivers/lightnvm/pblk-recovery.c
@@ -844,6 +844,7 @@  struct pblk_line *pblk_recov_l2p(struct pblk *pblk)
 		spin_unlock(&l_mg->free_lock);
 	} else {
 		spin_lock(&l_mg->free_lock);
+		l_mg->data_line = data_line;
 		/* Allocate next line for preparation */
 		l_mg->data_next = pblk_line_get(pblk);
 		if (l_mg->data_next) {