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SubjectRe: [PATCH] USB: cdc-acm: fix broken runtime suspend
On Mon, 2014-04-14 at 21:58 +0200, Johan Hovold wrote:

> Fix this by implementing a delayed-write queue using urb anchors and
> making sure to discard the queue properly at shutdown.

Looks very good, with one exception: acm_tty_close() must
synchronously resume the device so that the anchor is emptied
before ASYNCB is cleared.


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