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f2fs: recover fallocated data and its i_size together 

This patch arranges the f2fs_locks to cover the fallocated data and its i_size.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
wifi-calibration
Jaegeuk Kim 2014-06-13 13:05:55 +09:00
parent ccfb30001f
commit ead432756a
1 changed files with 4 additions and 3 deletions
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7
fs/f2fs/file.c
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@ -659,13 +659,13 @@ static int expand_inode_data(struct inode *inode, loff_t offset,
off_start = offset & (PAGE_CACHE_SIZE - 1);
off_end = (offset + len) & (PAGE_CACHE_SIZE - 1);
f2fs_lock_op(sbi);
for (index = pg_start; index <= pg_end; index++) {
struct dnode_of_data dn;
f2fs_lock_op(sbi);
set_new_dnode(&dn, inode, NULL, NULL, 0);
ret = f2fs_reserve_block(&dn, index);
f2fs_unlock_op(sbi);
if (ret)
break;
@ -683,8 +683,9 @@ static int expand_inode_data(struct inode *inode, loff_t offset,
i_size_read(inode) < new_size) {
i_size_write(inode, new_size);
mark_inode_dirty(inode);
f2fs_write_inode(inode, NULL);
update_inode_page(inode);
}
f2fs_unlock_op(sbi);
return ret;
}