In truncation, we have to tell quota subsystem to update the quota information of the space changing. Signed-off-by: Dongsheng Yang <yangds.fnst@xxxxxxxxxxxxxx> --- fs/ubifs/file.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c index 64ca91c..59b2098 100644 --- a/fs/ubifs/file.c +++ b/fs/ubifs/file.c @@ -1136,6 +1136,7 @@ static int do_truncation(struct ubifs_info *c, struct inode *inode, int err; struct ubifs_budget_req req; loff_t old_size = inode->i_size, new_size = attr->ia_size; + loff_t quota_size = (old_size - new_size); int offset = new_size & (UBIFS_BLOCK_SIZE - 1), budgeted = 1; struct ubifs_inode *ui = ubifs_inode(inode); @@ -1215,6 +1216,10 @@ static int do_truncation(struct ubifs_info *c, struct inode *inode, do_attr_changes(inode, attr); err = ubifs_jnl_truncate(c, inode, old_size, new_size); mutex_unlock(&ui->ui_mutex); + if (quota_size < 0) + quota_size = 0; + if (S_ISREG(inode->i_mode)) + dquot_free_space_nodirty(inode, quota_size); out_budg: if (budgeted) -- 1.8.4.2 -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
