A potential Xenomai Mutex issue
hanson.diao at siemens.com
Fri Aug 23 19:27:29 CEST 2019
No, the thread was not doing any migrations to secondary mode.
From: Jan Kiszka <jan.kiszka at siemens.com>
Sent: Friday, August 23, 2019 12:19 PM
To: DIAO, Hanson (DI PA CI RC R&D SW2) <hanson.diao at siemens.com>
Cc: xenomai at xenomai.org
Subject: Re: A potential Xenomai Mutex issue
On 23.08.19 17:49, DIAO, Hanson (DI PA CI RC R&D SW2) wrote:
> Hi Jan,
> Thank you for your reply. Please see my following comments. Thank you so much.
> For the issue 2 the test case is very simple. The lock sequence is as below. After ReadReg function I checked the lockcnt. The lockcnt is 1.
> Int writeReg()
> Int ReadReg()
> /* Check the lockcnt here. It is still 1, should be 2 */
Is the thread doing any migrations to secondary mode between the entry of writeReg and the checking of lockcnt?
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