From: Linhaifeng <haifeng.lin@huawei.com>
To: "Ouyang, Changchun" <changchun.ouyang@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] lib/librte_vhost:fix can't send packet anymore after mempool is full again
Date: Sat, 21 Mar 2015 11:58:06 +0800
Message-ID: <550CEC4E.6070106@huawei.com> (raw)
In-Reply-To: <F52918179C57134FAEC9EA62FA2F962511A68415@shsmsx102.ccr.corp.intel.com>
Hi, changchun & xie
I have modify the path with your suggestions.Please review.
Thank you.
On 2015/3/20 15:28, Ouyang, Changchun wrote:
>
>
>> -----Original Message-----
>> From: Linhaifeng [mailto:haifeng.lin@huawei.com]
>> Sent: Friday, March 20, 2015 2:36 PM
>> To: dev@dpdk.org
>> Cc: Ouyang, Changchun; Xie, Huawei
>> Subject: Re: [PATCH] lib/librte_vhost:fix can't send packet anymore after
>> mempool is full again
>>
>>
>>
>> On 2015/3/20 11:54, linhaifeng wrote:
>>> From: Linhaifeng <haifeng.lin@huawei.com>
>>>
>>> When failed to malloc buffer from mempool we just update last_used_idx
>>> but not used->idx so after many times vhost thought have handle all
>>> packets but virtio_net thought vhost have not handle all packets and
>>> will not update avail->idx.
>>>
>>> Signed-off-by: Linhaifeng <haifeng.lin@huawei.com>
>>> ---
>>> lib/librte_vhost/vhost_rxtx.c | 3 ++-
>>> 1 file changed, 2 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/lib/librte_vhost/vhost_rxtx.c
>>> b/lib/librte_vhost/vhost_rxtx.c index 535c7a1..93a8fff 100644
>>> --- a/lib/librte_vhost/vhost_rxtx.c
>>> +++ b/lib/librte_vhost/vhost_rxtx.c
>>> @@ -609,7 +609,7 @@ rte_vhost_dequeue_burst(struct virtio_net *dev,
>> uint16_t queue_id,
>>> if (unlikely(m == NULL)) {
>>> RTE_LOG(ERR, VHOST_DATA,
>>> "Failed to allocate memory for mbuf.\n");
>>> - return entry_success;
>>> + goto finish;
>>
>> or use 'break' replace of 'goto' ?
>
> Make sense, I can review if you make a v2 patch
> Thanks
> Changchun
>
>
>
>
--
Regards,
Haifeng
prev parent reply other threads:[~2015-03-21 3:58 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-20 3:54 linhaifeng
2015-03-20 6:36 ` Linhaifeng
2015-03-20 7:28 ` Ouyang, Changchun
2015-03-21 3:58 ` Linhaifeng [this message]
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