linux-kernel - [f2fs-dev] [PATCH] f2fs: release reserved blocks for quota

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Date:   Tue, 5 Dec 2017 15:52:06 +0800
From:   "LiFan" <fanofcode.li@...sung.com>
To:     "'Chao Yu'" <yuchao0@...wei.com>, "'Chao Yu'" <chao@...nel.org>,
        "'Jaegeuk Kim'" <jaegeuk@...nel.org>
Cc:     <linux-kernel@...r.kernel.org>,
        <linux-f2fs-devel@...ts.sourceforge.net>
Subject: [f2fs-dev] [PATCH] f2fs: release reserved blocks for quota


Quota has been modified during inc_valid_block_count(), but not in
truncate process. This patch adds it.

Signed-off-by: Fan li <fanofcode.li@...sung.com>
---
 fs/f2fs/f2fs.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 82f1dc3..71fbba96 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1619,7 +1619,9 @@ static inline void dec_valid_block_count(struct f2fs_sb_info *sbi,
 		sbi->current_reserved_blocks = min(sbi->reserved_blocks,
 					sbi->current_reserved_blocks + count);
 	spin_unlock(&sbi->stat_lock);
+
 	f2fs_i_blocks_write(inode, count, false, true);
+	dquot_release_reservation_block(inode, count);
 }
 
 static inline void inc_page_count(struct f2fs_sb_info *sbi, int count_type)
-- 
2.7.4