Messages in this thread | | | Date | Fri, 24 Jun 2011 14:28:12 +0900 | From | Tomoya MORINAGA <> | Subject | Re: [PATCH] pch_dma: Fix channel locking |
| |
Hi Alexander Stein
I couldn't see the issue at all.
(2011/06/23 16:42), Alexander Stein wrote: > The close and open is actually needed (I had a separate application for that > yesterday). Does the above mean that we must delete "close" processing from your test program, right ? (Modifying like this, I couldn't see the issue) > > If all is done without closing again, I get the following bug: > Does the above mean that executing your test program many times whose 2 "close" are deleted , did you see the issue ?
My steps like below Boot Fedora14 Install DMA driver Install pch_uart driver Enable DMA (setserial /dev/ttyPCH0 ^low_latency) Modifying your test program Delete 2 close() function. Compile your test program. Execute the tp. Execute the tp. Execute the tp. I couldn't see any error message.
-- tomoya OKI SEMICONDUCTOR CO., LTD.
| |