leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

f2fs: do not skip latest inode information

Browse Source 
In f2fs_sync_file, if there is no written appended writes, it skips
to write its node blocks.
But, if there is up-to-date inode page, we should write it to update
its metadata during the roll-forward recovery.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2014-09-10 15:04:03 -07:00
parent 441ac5cb32
commit 19c9c466e5
1 changed files with 10 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
fs/f2fs/file.c
View File

@ -169,12 +169,21 @@ int f2fs_sync_file(struct file *file, loff_t start, loff_t end, int datasync)
*/ */
if (!is_inode_flag_set(fi, FI_APPEND_WRITE) && if (!is_inode_flag_set(fi, FI_APPEND_WRITE) &&
!exist_written_data(sbi, ino, APPEND_INO)) { !exist_written_data(sbi, ino, APPEND_INO)) {
struct page *i = find_get_page(NODE_MAPPING(sbi), ino);
/* But we need to avoid that there are some inode updates */
if ((i && PageDirty(i)) || need_inode_block_update(sbi, ino)) {
f2fs_put_page(i, 0);
goto go_write;
}
f2fs_put_page(i, 0);
if (is_inode_flag_set(fi, FI_UPDATE_WRITE) || if (is_inode_flag_set(fi, FI_UPDATE_WRITE) ||
exist_written_data(sbi, ino, UPDATE_INO)) exist_written_data(sbi, ino, UPDATE_INO))
goto flush_out; goto flush_out;
goto out; goto out;
} }
go_write:
/* guarantee free sections for fsync */ /* guarantee free sections for fsync */
f2fs_balance_fs(sbi); f2fs_balance_fs(sbi);