tree 7d9d9b275f8b62fa5069012df293e0af364bce86
parent 83157223defe3be490cfea048e83451b6f254216
author Tao Ma <boyu.mt@taobao.com> 1319530805 +0200
committer Jens Axboe <axboe@kernel.dk> 1319530805 +0200

block: warn if tag is greater than real_max_depth.

In case tag depth is reduced, it is max_depth not real_max_depth.
So we should allow a request with tag >= max_depth, but for a
tag >= real_max_depth, there really should be some problem.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>