From: Zhihao Cheng chengzhihao1@huawei.com
[ Upstream commit b248eaf049d9cdc5eb76b59399e4d3de233f02ac ]
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 Signed-off-by: Richard Weinberger richard@nod.at Signed-off-by: Sasha Levin sashal@kernel.org --- fs/ubifs/budget.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/ubifs/budget.c b/fs/ubifs/budget.c index e8b9b756f0aca..986e6e4081c76 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;