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-rw-r--r--fs/f2fs/data.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index b91b0e1..1e1aae6 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1513,6 +1513,7 @@ static int f2fs_write_data_pages(struct address_space *mapping,
{
struct inode *inode = mapping->host;
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+ bool locked = false;
int ret;
long diff;
@@ -1533,7 +1534,13 @@ static int f2fs_write_data_pages(struct address_space *mapping,
diff = nr_pages_to_write(sbi, DATA, wbc);
+ if (!S_ISDIR(inode->i_mode)) {
+ mutex_lock(&sbi->writepages);
+ locked = true;
+ }
ret = write_cache_pages(mapping, wbc, __f2fs_writepage, mapping);
+ if (locked)
+ mutex_unlock(&sbi->writepages);
f2fs_submit_merged_bio(sbi, DATA, WRITE);
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