diff mbox series

[4/6] ubifs: Fix wrong dirty space budget for dirty inode

Message ID 20221011034732.45605-5-chengzhihao1@huawei.com
State Accepted
Delegated to: Richard Weinberger
Headers show
Series ubifs: Fix wrong space calculation while doing budget | expand

Commit Message

Zhihao Cheng Oct. 11, 2022, 3:47 a.m. UTC 
Each dirty inode should reserve 'c->bi.inode_budget' bytes in space
budget calculation. Currently, space budget for dirty inode reports
more space than what UBIFS actually needs to write.

Fixes: 1e51764a3c2ac0 ("UBIFS: add new flash file system")
Signed-off-by: Zhihao Cheng <chengzhihao1@huawei.com>
---
 fs/ubifs/budget.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/ubifs/budget.c b/fs/ubifs/budget.c
index e8b9b756f0ac..986e6e4081c7 100644
--- a/fs/ubifs/budget.c
+++ b/fs/ubifs/budget.c
@@ -400,7 +400,7 @@  static int calc_dd_growth(const struct ubifs_info *c,
 	dd_growth = req->dirtied_page ? c->bi.page_budget : 0;
 
 	if (req->dirtied_ino)
-		dd_growth += c->bi.inode_budget << (req->dirtied_ino - 1);
+		dd_growth += c->bi.inode_budget * req->dirtied_ino;
 	if (req->mod_dent)
 		dd_growth += c->bi.dent_budget;
 	dd_growth += req->dirtied_ino_d;