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authorZhihao Cheng <chengzhihao1@huawei.com>2022-10-11 06:47:30 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-03-11 15:55:20 +0300
commitb08071c68b586b82c20bb972ed32dd1a8979b12f (patch)
treead8438d678b4cf73e45117f49056b79ddce7a798 /fs
parentf8bd27b6252a50974e150ac94e394726ecc5cf4e (diff)
downloadlinux-b08071c68b586b82c20bb972ed32dd1a8979b12f.tar.xz
ubifs: Fix wrong dirty space budget for dirty inode
[ 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>
Diffstat (limited to 'fs')
-rw-r--r--fs/ubifs/budget.c2
1 files changed, 1 insertions, 1 deletions
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;