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From: Feifei Wang <Feifei.Wang2@arm.com>
To: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>,
	David Marchand <david.marchand@redhat.com>
Cc: Konstantin Ananyev <konstantin.ananyev@intel.com>,
	Gavin Hu <Gavin.Hu@arm.com>,
	Olivier Matz <olivier.matz@6wind.com>, dev <dev@dpdk.org>,
	nd <nd@arm.com>, dpdk stable <stable@dpdk.org>, nd <nd@arm.com>,
	nd <nd@arm.com>
Subject: [dpdk-dev] 回复:  [PATCH v1 2/2] test/ring: fix wrong param passed to the enqueue APIs
Date: Thu, 30 Jul 2020 10:28:55 +0000
Message-ID: <VI1PR08MB3023489F111A9429A06A1B49C8710@VI1PR08MB3023.eurprd08.prod.outlook.com> (raw)
In-Reply-To: <DB6PR0802MB2216CF9EBAA46F635818FBDA98700@DB6PR0802MB2216.eurprd08.prod.outlook.com>



> -----邮件原件-----
> 发件人: Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>
> 发送时间: 2020年7月30日 5:24
> 收件人: Feifei Wang <Feifei.Wang2@arm.com>; David Marchand
> <david.marchand@redhat.com>
> 抄送: Konstantin Ananyev <konstantin.ananyev@intel.com>; Gavin Hu
> <Gavin.Hu@arm.com>; Olivier Matz <olivier.matz@6wind.com>; dev
> <dev@dpdk.org>; nd <nd@arm.com>; dpdk stable <stable@dpdk.org>;
> Honnappa Nagarahalli <Honnappa.Nagarahalli@arm.com>; nd <nd@arm.com>
> 主题: RE: [dpdk-dev] [PATCH v1 2/2] test/ring: fix wrong param passed to the
> enqueue APIs
> 
> <snip>
> 
> > >
> > > On Wed, Jul 29, 2020 at 4:16 PM Feifei Wang <Feifei.Wang2@arm.com>
> > > wrote:
> > > > > Are we missing a check in the UT so that dequeued object is what
> > > > > had been enqueued?
> Yes, missing for single element enqueue/dequeue
> 
> > > > >
> > > > >
> > > > Dequeue is not necessary to change because the param defined in
> > > > rte_ring_dequeue is different from that in rte_ring_enqueue:
> > > > rte_ring_enqueue(struct rte_ring *r, void *obj): obj is a pointer
> > > > (object) to be added in the ring rte_ring_dequeue(struct rte_ring
> > > > *r, void **obj_p): obj_p is a pointer to a void * pointer
> > > > (object) that will be filled.
> > >
> > > That I get it.
> > >
> > > What I meant is that the test enqueues an object in a ring until it
> > > is full [1], then dequeues all the ring [2].
> > > 1: https://git.dpdk.org/dpdk/tree/app/test/test_ring.c#n814
> > > 2: https://git.dpdk.org/dpdk/tree/app/test/test_ring.c#n825
> > >
> > > If the test had checked that dequeued objects are the right one, we
> > > would have caught it.
> > >
> > > But on the other hand, maybe another part of the functionnal ring
> > > tests already check this and we only need to fix this issue here.
> >
> > Sorry I just misunderstood you.
> > 1. Actually, for the APIs of test_ring.h, we lack a test to check
> > whether the value of object enqueued into the ring matches that dequeued
> from the ring.
> > But it is mainly used to measure the length of time from enqueue to
> dequeue.
> > So I'm not sure it is necessary.
> > 2. For the APIs of rte_ring.h, some tests can be used to test whether
> > the value of object enqueued into the ring matches that dequeued from the
> ring.
> > For example:
> > $table_autotest
> > $mbuf_autotest
> The dequeued objects are checked against the enqueued objects for the bulk
> and burst APIs. Look at tests test_ring_burst_bulk_tests1..4. 'memcmp' is used
> to compare the enqueued objects against the dequeued ones.
> Similar comparison can be added in test_ring_basic_ex,
> test_ring_with_exact_size functions.
Thank you for bringing that up.
> 
> > >
> > >
> > > --
> > > David Marchand
> >
> > --
> > Feifei
> >


  reply index

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-29  6:31 [dpdk-dev] [PATCH v1 0/2] wrong pointer passed of ring Feifei Wang
2020-07-29  6:31 ` [dpdk-dev] [PATCH v1 1/2] ring: fix the misdescription of the param Feifei Wang
2020-07-29 15:59   ` David Marchand
2020-07-29 16:24     ` Ananyev, Konstantin
2020-07-29 19:34       ` Honnappa Nagarahalli
2020-07-30 10:16     ` [dpdk-dev] 回复: " Feifei Wang
2020-07-31  5:26       ` [dpdk-dev] " Honnappa Nagarahalli
2020-07-29  6:31 ` [dpdk-dev] [PATCH v1 2/2] test/ring: fix wrong param passed to the enqueue APIs Feifei Wang
2020-07-29 13:48   ` David Marchand
2020-07-29 14:16     ` [dpdk-dev] 回复: " Feifei Wang
2020-07-29 14:21       ` [dpdk-dev] " David Marchand
2020-07-29 15:03         ` [dpdk-dev] 回复: " Feifei Wang
2020-07-29 21:24           ` [dpdk-dev] " Honnappa Nagarahalli
2020-07-30 10:28             ` Feifei Wang [this message]
2020-07-31  6:25               ` [dpdk-dev] 回复: " Feifei Wang
2020-08-05  6:14 ` [dpdk-dev] [PATCH v2 0/4] wrong pointer passed and add check Feifei Wang
2020-08-05  6:14   ` [dpdk-dev] [PATCH v2 1/4] test/ring: fix wrong parameter passed to the enqueue APIs Feifei Wang
2020-08-05  6:14   ` [dpdk-dev] [PATCH v2 2/4] test/ring: fix wrong size used in memcmp Feifei Wang
2020-08-26 20:51     ` Honnappa Nagarahalli
2020-08-27  9:05       ` [dpdk-dev] 回复: " Feifei Wang
2020-08-05  6:14   ` [dpdk-dev] [PATCH v2 3/4] test/ring: fix the wrong number of enq/deq elements Feifei Wang
2020-08-26 20:51     ` Honnappa Nagarahalli
2020-08-27  8:54       ` [dpdk-dev] 回复: " Feifei Wang
2020-08-05  6:14   ` [dpdk-dev] [PATCH v2 4/4] test/ring: add check to validate the dequeued objects Feifei Wang
2020-08-26 20:50     ` Honnappa Nagarahalli
2020-08-27  8:47       ` [dpdk-dev] 回复: " Feifei Wang
2020-09-11 16:09 ` [dpdk-dev] [PATCH v3 0/6] fix wrong passed pointer and add check Feifei Wang
2020-09-11 16:09   ` [dpdk-dev] [PATCH v3 1/6] test/ring: add check to validate dequeued objects Feifei Wang
2020-09-14  4:26     ` Honnappa Nagarahalli
2020-09-11 16:09   ` [dpdk-dev] [PATCH v3 2/6] test/ring: fix wrong parameter passed to the enqueue APIs Feifei Wang
2020-09-14  4:28     ` Honnappa Nagarahalli
2020-09-11 16:09   ` [dpdk-dev] [PATCH v3 3/6] test/ring: validate the return value of enq/deq elements Feifei Wang
2020-09-14  4:29     ` Honnappa Nagarahalli
2020-09-11 16:10   ` [dpdk-dev] [PATCH v3 4/6] test/ring: fix wrong number " Feifei Wang
2020-09-14  4:31     ` Honnappa Nagarahalli
2020-09-11 16:10   ` [dpdk-dev] [PATCH v3 5/6] test/ring: fix wrong size used in memcmp Feifei Wang
2020-09-14  4:37     ` Honnappa Nagarahalli
2020-09-14  9:20       ` David Marchand
2020-09-11 16:10   ` [dpdk-dev] [PATCH v3 6/6] test/ring: improve the application of macro Feifei Wang
2020-09-14 14:33 ` [dpdk-dev] [PATCH v4 0/7] fix wrong passed pointer and add check Feifei Wang
2020-09-14 14:33   ` [dpdk-dev] [PATCH v4 1/7] test/ring: add check to validate dequeued objects Feifei Wang
2020-09-14 14:33   ` [dpdk-dev] [PATCH v4 2/7] test/ring: fix wrong parameter passed to the enqueue APIs Feifei Wang
2020-09-14 14:33   ` [dpdk-dev] [PATCH v4 3/7] test/ring: validate the return value of enq/deq elements Feifei Wang
2020-09-14 14:33   ` [dpdk-dev] [PATCH v4 4/7] test/ring: fix wrong number " Feifei Wang
2020-09-14 14:33   ` [dpdk-dev] [PATCH v4 5/7] test/ring: fix wrong size used in memcmp Feifei Wang
2020-09-14 14:33   ` [dpdk-dev] [PATCH v4 6/7] test/ring: add new function to validate dequeue data Feifei Wang
2020-09-14 14:33   ` [dpdk-dev] [PATCH v4 7/7] test/ring: improve the application of macro Feifei Wang
2020-09-15  6:27 ` [dpdk-dev] [PATCH v5 0/7] fix wrong passed pointer and add check Feifei Wang
2020-09-15  6:27   ` [dpdk-dev] [PATCH v5 1/7] test/ring: fix wrong parameter passed to the enqueue APIs Feifei Wang
2020-09-15  6:27   ` [dpdk-dev] [PATCH v5 2/7] test/ring: fix wrong number of enq/deq elements Feifei Wang
2020-09-15  6:27   ` [dpdk-dev] [PATCH v5 3/7] test/ring: fix wrong size used in memcmp Feifei Wang
2020-09-15  6:27   ` [dpdk-dev] [PATCH v5 4/7] test/ring: add check to validate dequeued objects Feifei Wang
2020-09-15  6:27   ` [dpdk-dev] [PATCH v5 5/7] test/ring: validate the return value of enq/deq elements Feifei Wang
2020-09-15  6:27   ` [dpdk-dev] [PATCH v5 6/7] test/ring: add new function to validate dequeue data Feifei Wang
2020-09-15  6:27   ` [dpdk-dev] [PATCH v5 7/7] test/ring: improve the application of macro Feifei Wang
2020-09-17 16:26     ` Ananyev, Konstantin
2020-09-20 11:54       ` [dpdk-dev] 回复: " Feifei Wang
2020-09-20 11:48 ` [dpdk-dev] [PATCH v6 0/7] Feifei Wang
2020-09-20 11:48   ` [dpdk-dev] [PATCH v6 1/7] test/ring: fix wrong parameter passed to the enqueue APIs Feifei Wang
2020-09-20 11:48   ` [dpdk-dev] [PATCH v6 2/7] test/ring: fix wrong number of enq/deq elements Feifei Wang
2020-09-20 11:48   ` [dpdk-dev] [PATCH v6 3/7] test/ring: fix wrong size used in memcmp Feifei Wang
2020-09-20 11:48   ` [dpdk-dev] [PATCH v6 4/7] test/ring: add check to validate dequeued objects Feifei Wang
2020-09-20 11:48   ` [dpdk-dev] [PATCH v6 5/7] test/ring: validate the return value of enq/deq elements Feifei Wang
2020-09-20 11:48   ` [dpdk-dev] [PATCH v6 6/7] test/ring: add new function to validate dequeue data Feifei Wang
2020-09-20 11:48   ` [dpdk-dev] [PATCH v6 7/7] test/ring: improve the application of macro Feifei Wang
2020-09-20 15:18   ` [dpdk-dev] [PATCH v6 0/7] Ananyev, Konstantin
2020-09-23  9:24   ` David Marchand

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