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From: "Wei Hu (Xavier)" <xavier.huwei@huawei.com>
To: Leon Romanovsky <leon@kernel.org>
Cc: <dledford@redhat.com>, <jgg@ziepe.ca>,
<linux-rdma@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<xavier.huwei@tom.com>, <lijun_nudt@163.com>
Subject: Re: [PATCH rdma-next 3/5] RDMA/hns: Increase checking CMQ status timeout value
Date: Wed, 23 May 2018 14:09:45 +0800 [thread overview]
Message-ID: <5B0505A9.8040908@huawei.com> (raw)
In-Reply-To: <20180523054918.GB2933@mtr-leonro.mtl.com>
On 2018/5/23 13:49, Leon Romanovsky wrote:
> On Thu, May 17, 2018 at 04:02:51PM +0800, Wei Hu (Xavier) wrote:
>> This patch increases checking CMQ status timeout value and
>> uses the same value with NIC driver to avoid deficiency of
>> time.
>>
>> Signed-off-by: Wei Hu (Xavier) <xavier.huwei@huawei.com>
>> ---
>> drivers/infiniband/hw/hns/hns_roce_hw_v2.h | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
>> index 182b672..f16df1b 100644
>> --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
>> +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.h
>> @@ -76,7 +76,7 @@
>> #define HNS_ROCE_V2_PAGE_SIZE_SUPPORTED 0xFFFFF000
>> #define HNS_ROCE_V2_MAX_INNER_MTPT_NUM 2
>> #define HNS_ROCE_INVALID_LKEY 0x100
>> -#define HNS_ROCE_CMQ_TX_TIMEOUT 200
>> +#define HNS_ROCE_CMQ_TX_TIMEOUT 30000
> Don't you think that loop of 30 seconds too much?
>
> Thanks
Leon, 30ms
>
>> #define HNS_ROCE_CONTEXT_HOP_NUM 1
>> #define HNS_ROCE_MTT_HOP_NUM 1
>> --
>> 1.9.1
>>
next prev parent reply other threads:[~2018-05-23 6:09 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-05-17 8:02 [PATCH rdma-next 0/5] Misc update for hns driver Wei Hu (Xavier)
2018-05-17 8:02 ` [PATCH rdma-next 1/5] RDMA/hns: Implement the disassociate_ucontext API Wei Hu (Xavier)
2018-05-17 15:00 ` Jason Gunthorpe
2018-05-19 8:24 ` Wei Hu (Xavier)
2018-05-22 20:21 ` Jason Gunthorpe
2018-05-23 9:33 ` Wei Hu (Xavier)
2018-05-17 8:02 ` [PATCH rdma-next 2/5] RDMA/hns: Modify uar allocation algorithm to avoid bitmap exhaust Wei Hu (Xavier)
2018-05-23 6:05 ` Leon Romanovsky
2018-05-23 6:49 ` Wei Hu (Xavier)
2018-05-23 7:00 ` Leon Romanovsky
2018-05-23 7:12 ` Wei Hu (Xavier)
2018-05-23 7:22 ` Leon Romanovsky
2018-05-17 8:02 ` [PATCH rdma-next 3/5] RDMA/hns: Increase checking CMQ status timeout value Wei Hu (Xavier)
2018-05-23 5:49 ` Leon Romanovsky
2018-05-23 6:09 ` Wei Hu (Xavier) [this message]
2018-05-23 6:15 ` Wei Hu (Xavier)
2018-05-23 6:23 ` Leon Romanovsky
2018-05-17 8:02 ` [PATCH rdma-next 4/5] RDMA/hns: Add reset process for RoCE in hip08 Wei Hu (Xavier)
2018-05-17 15:14 ` Jason Gunthorpe
2018-05-18 3:28 ` Wei Hu (Xavier)
2018-05-18 4:15 ` Jason Gunthorpe
2018-05-18 7:23 ` Wei Hu (Xavier)
2018-05-22 20:26 ` Jason Gunthorpe
2018-05-23 2:54 ` Wei Hu (Xavier)
2018-05-23 3:47 ` Jason Gunthorpe
2018-05-23 9:35 ` Wei Hu (Xavier)
2018-05-23 3:49 ` Wei Hu (Xavier)
2018-05-17 8:02 ` [PATCH rdma-next 5/5] RDMA/hns: Fix the illegal memory operation when cross page Wei Hu (Xavier)
2018-05-23 6:17 ` Leon Romanovsky
2018-05-23 6:38 ` Wei Hu (Xavier)
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