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[02/25] lightnvm: fix incorrect nr_free_blocks stat

Message ID 1452581379-18162-3-git-send-email-m@bjorling.me (mailing list archive)
State Accepted, archived
Delegated to: Jens Axboe
Headers show

Commit Message

Matias Bjørling Jan. 12, 2016, 6:49 a.m. UTC 
From: Chao Yu <chao2.yu@samsung.com>

When initing bad block list in gennvm_block_bb, once we move bad block
from free_list to bb_list, we should maintain both stat info
nr_free_blocks and nr_bad_blocks. So this patch fixes to add missing
operation related to nr_free_blocks.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Matias Bjørling <m@bjorling.me>
---
 drivers/lightnvm/gennvm.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/lightnvm/gennvm.c b/drivers/lightnvm/gennvm.c
index 62c6f4d..2a96ff6 100644
--- a/drivers/lightnvm/gennvm.c
+++ b/drivers/lightnvm/gennvm.c
@@ -89,6 +89,7 @@  static int gennvm_block_bb(struct ppa_addr ppa, int nr_blocks, u8 *blks,
 
 		list_move_tail(&blk->list, &lun->bb_list);
 		lun->vlun.nr_bad_blocks++;
+		lun->vlun.nr_free_blocks--;
 	}
 
 	return 0;