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Subject[PATCH 03/09] f2fs: should truncate any allocated block for inline_data write
Date
When trying to write inline_data, we should truncate any data block allocated
and pointed by the inode block.
We should consider the data index is not 0.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
fs/f2fs/inline.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)

diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c
index 88036fd..e3abcfb 100644
--- a/fs/f2fs/inline.c
+++ b/fs/f2fs/inline.c
@@ -166,6 +166,14 @@ int f2fs_write_inline_data(struct inode *inode,
return err;
ipage = dn.inode_page;

+ /* Release any data block if it is allocated */
+ if (!f2fs_has_inline_data(inode)) {
+ int count = ADDRS_PER_PAGE(dn.node_page, F2FS_I(inode));
+ truncate_data_blocks_range(&dn, count);
+ set_inode_flag(F2FS_I(inode), FI_INLINE_DATA);
+ stat_inc_inline_inode(inode);
+ }
+
f2fs_wait_on_page_writeback(ipage, NODE);
zero_user_segment(ipage, INLINE_DATA_OFFSET,
INLINE_DATA_OFFSET + MAX_INLINE_DATA);
@@ -174,13 +182,6 @@ int f2fs_write_inline_data(struct inode *inode,
memcpy(dst_addr, src_addr, size);
kunmap(page);

- /* Release the first data block if it is allocated */
- if (!f2fs_has_inline_data(inode)) {
- truncate_data_blocks_range(&dn, 1);
- set_inode_flag(F2FS_I(inode), FI_INLINE_DATA);
- stat_inc_inline_inode(inode);
- }
-
set_inode_flag(F2FS_I(inode), FI_APPEND_WRITE);
sync_inode_page(&dn);
f2fs_put_dnode(&dn);
--
2.1.1


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