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From: Narcisa Ana Maria Vasile <navasile@linux.microsoft.com>
To: Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>
Cc: dev@dpdk.org, Khoa To <khot@microsoft.com>,
	Dmitry Malloy <dmitrym@microsoft.com>,
	Pallavi Kadam <pallavi.kadam@intel.com>
Subject: Re: [dpdk-dev] [PATCH v2 2/2] eal/windows: implement alarm API
Date: Fri, 25 Sep 2020 16:41:23 -0700
Message-ID: <20200925234123.GB2470@linuxonhyperv3.guj3yctzbm1etfxqx2vob5hsef.xx.internal.cloudapp.net> (raw)
In-Reply-To: <20200925233243.7302-3-dmitry.kozliuk@gmail.com>

On Sat, Sep 26, 2020 at 02:32:43AM +0300, Dmitry Kozlyuk wrote:
> Implementation is based on waitable timers Win32 API. When timer is set,
> a callback and its argument are supplied to the OS, while timer handle
> is stored in EAL alarm list. When timer expires, OS wakes up the
> interrupt thread and runs the callback. Upon completion it removes the
> alarm.
> 
> Waitable timers must be set from the thread their callback will run in,
> eal_intr_thread_schedule() provides a way to schedule asyncronuous code
> execution in the interrupt thread. Alarm module builds synchronous timer
> setup on top of it.
> 
> Windows alarms are not a type of DPDK interrupt handle and do not
> interact with interrupt module beyond executing in the same thread.
> 
> Signed-off-by: Dmitry Kozlyuk <dmitry.kozliuk@gmail.com>
> ---
>  lib/librte_eal/rte_eal_exports.def |   2 +
>  lib/librte_eal/windows/eal_alarm.c | 219 +++++++++++++++++++++++++++++
>  lib/librte_eal/windows/meson.build |   1 +
>  3 files changed, 222 insertions(+)
>  create mode 100644 lib/librte_eal/windows/eal_alarm.c
> 

Acked-by: Narcisa Vasile <navasile@linux.microsoft.com>

  reply	other threads:[~2020-09-25 23:41 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-11  0:22 [dpdk-dev] [PATCH 0/2] eal/windows: implement alarms Dmitry Kozlyuk
2020-09-11  0:22 ` [dpdk-dev] [PATCH 1/2] eal/windows: add interrupt thread skeleton Dmitry Kozlyuk
2020-09-25  1:19   ` Narcisa Ana Maria Vasile
2020-09-25  6:28     ` Dmitry Kozlyuk
2020-09-11  0:22 ` [dpdk-dev] [PATCH 2/2] eal/windows: implement alarm API Dmitry Kozlyuk
2020-09-21 19:08   ` [dpdk-dev] [EXTERNAL] " Khoa To
2020-09-24 21:38     ` Dmitry Kozlyuk
2020-09-25  2:19       ` Khoa To
2020-09-25 23:32 ` [dpdk-dev] [PATCH v2 0/2] eal/windows: implement alarms Dmitry Kozlyuk
2020-09-25 23:32   ` [dpdk-dev] [PATCH v2 1/2] eal/windows: add interrupt thread skeleton Dmitry Kozlyuk
2020-09-25 23:40     ` Narcisa Ana Maria Vasile
2020-09-25 23:32   ` [dpdk-dev] [PATCH v2 2/2] eal/windows: implement alarm API Dmitry Kozlyuk
2020-09-25 23:41     ` Narcisa Ana Maria Vasile [this message]
2020-10-14 21:36       ` Thomas Monjalon

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