提交 f63dcda1 编写于 作者: J Jonas Bonn 提交者: Linus Torvalds

jbd: do not try lock_acquire after handle made invalid

This likely fixes the oops in __lock_acquire reported as:

http://www.kerneloops.org/raw.php?rawid=2753&msgid=
http://www.kerneloops.org/raw.php?rawid=2749&msgid=

In these reported oopses, start_this_handle is returning -EROFS.
Signed-off-by: NJonas Bonn <jonas.bonn@gmail.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 1d6f4e60
......@@ -288,10 +288,12 @@ handle_t *journal_start(journal_t *journal, int nblocks)
jbd_free_handle(handle);
current->journal_info = NULL;
handle = ERR_PTR(err);
goto out;
}
lock_acquire(&handle->h_lockdep_map, 0, 0, 0, 2, _THIS_IP_);
out:
return handle;
}
......
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