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From: Ranjit Menon <ranjit.menon@intel.com>
To: Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>,
	Thomas Monjalon <thomas@monjalon.net>
Cc: dev@dpdk.org, stable@dpdk.org,
	Narcisa Ana Maria Vasile <navasile@linux.microsoft.com>,
	Dmitry Malloy <dmitrym@microsoft.com>,
	Pallavi Kadam <pallavi.kadam@intel.com>,
	Harman Kalra <hkalra@marvell.com>,
	Harini Ramakrishnan <haramakr@microsoft.com>
Subject: Re: [dpdk-stable] [PATCH 3/3] eal/windows: cleanup interrupt resources
Date: Tue, 11 May 2021 10:21:56 -0700
Message-ID: <331c7872-1513-1927-486c-27285a54144d@intel.com> (raw)
In-Reply-To: <20210511105934.104bbca5@sovereign>


On 5/11/2021 12:59 AM, Dmitry Kozlyuk wrote:
> 2021-05-11 09:41 (UTC+0200), Thomas Monjalon:
>> 02/05/2021 04:33, Dmitry Kozlyuk:
>>> Interrupt manager in Windows EAL allocates on IOCP and starts
>>> a control thread that runs indefinitely. At DPDK cleanup
>>> this thread was not stopped and IOCP handle was not closed.
>>>
>>> Gracefully stop interrupt-handling in rte_eal_cleanup().
>>> The thread already closes IOCP handle before exiting.
>>>
>>> Fixes: 5c016fc0205a ("eal/windows: add interrupt thread skeleton")
>>> Cc: stable@dpdk.org
>>>
>>> Signed-off-by: Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>
>>> ---
>>>   lib/eal/windows/eal.c            |  1 +
>>>   lib/eal/windows/eal_interrupts.c | 26 ++++++++++++++++++++++++--
>>>   lib/eal/windows/eal_windows.h    |  5 +++++
>>>   3 files changed, 30 insertions(+), 2 deletions(-)
>> It seems nobody reviewed.
>> To be on the safe side, I'll merge this series after DPDK 21.05 is released.
>> Or am I missing any critical issue?
> IIRC Windows DPDK is not shipped anywhere yet, so the fix can be postponed.
>
> Without fix in 2/3 rte_eal_alarm_set() will start failing after some
> thousands of calls (i40e calls every 50 ms, mlx5 call every 1 sec or less).
> For mlx5 it seems to break flow counters (mlx5_flow_query_alarm function).

It appears that Tyler reviewed and ack-ed this. I'll add my ACK too. If 
we can get this in to 21.05, it would be great.

ranjit m.


  reply	other threads:[~2021-05-11 17:22 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-02  2:33 [dpdk-stable] [PATCH 1/3] eal/windows: fix use of incorrect thread ID Dmitry Kozlyuk
2021-05-02  2:33 ` [dpdk-stable] [PATCH 2/3] eal/windows: fix interrupt thread handle leakage Dmitry Kozlyuk
2021-05-13  1:15   ` Kadam, Pallavi
2021-05-02  2:33 ` [dpdk-stable] [PATCH 3/3] eal/windows: cleanup interrupt resources Dmitry Kozlyuk
2021-05-11  7:41   ` Thomas Monjalon
2021-05-11  7:59     ` Dmitry Kozlyuk
2021-05-11 17:21       ` Ranjit Menon [this message]
2021-05-12 14:56         ` [dpdk-stable] [dpdk-dev] " Thomas Monjalon
2021-05-11 17:24   ` Ranjit Menon
2021-05-28 17:33   ` Jie Zhou
2021-06-23  7:08     ` Thomas Monjalon
2021-05-04  0:08 ` [dpdk-stable] [dpdk-dev] [PATCH 1/3] eal/windows: fix use of incorrect thread ID Tyler Retzlaff

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