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f2fs: fix deadlock in add_link failure

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mkdir                        sync_dirty_inode
 - init_inode_metadata
   - lock_page(node)
   - make_empty_dir
                             - filemap_fdatawrite()
                              - do_writepages
                              - lock_page(data)
                              - write_page(data)
                               - lock_page(node)
   - f2fs_init_acl
    - error
   - truncate_inode_pages
    - lock_page(data)

So, we don't need to truncate data pages in this error case, which will
be done by f2fs_evict_inode.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
2016-06-07 14:34:22 -07:00
parent 36abef4e79
commit c92737ceec
1 changed files with 0 additions and 3 deletions
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3
fs/f2fs/dir.c
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@@ -450,9 +450,6 @@ struct page *init_inode_metadata(struct inode *inode, struct inode *dir,
return page;
put_error:
/* truncate empty dir pages */
truncate_inode_pages(&inode->i_data, 0);
clear_nlink(inode);
update_inode(inode, page);
f2fs_put_page(page, 1);