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Subject[PATCH 2/4] f2fs: call set_buffer_new for get_block
Date
This patch fixes wrong handling of buffer_new flag in get_block.
If f2fs allocates new blocks and mapped buffer_head, it needs to set buffer_new
for the bh_result.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/data.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index d166557..26e2476 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -274,7 +274,7 @@ static int check_extent_cache(struct inode *inode, pgoff_t pgofs,
unsigned int blkbits = inode->i_sb->s_blocksize_bits;
size_t count;

- clear_buffer_new(bh_result);
+ set_buffer_new(bh_result);
map_bh(bh_result, inode->i_sb,
start_blkaddr + pgofs - start_fofs);
count = end_fofs - pgofs + 1;
@@ -634,12 +634,14 @@ static int __get_data_block(struct inode *inode, sector_t iblock,
goto put_out;

if (dn.data_blkaddr != NULL_ADDR) {
+ set_buffer_new(bh_result);
map_bh(bh_result, inode->i_sb, dn.data_blkaddr);
} else if (create) {
err = __allocate_data_block(&dn);
if (err)
goto put_out;
allocated = true;
+ set_buffer_new(bh_result);
map_bh(bh_result, inode->i_sb, dn.data_blkaddr);
} else {
goto put_out;
--
2.1.1


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