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From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Tejasree Kondoj <ktejasree@marvell.com>,
	Akhil Goyal <akhil.goyal@nxp.com>,
	Radu Nicolau <radu.nicolau@intel.com>
Cc: Vamsi Krishna Attunuru <vattunuru@marvell.com>,
	Narayana Prasad Raju Athreya <pathreya@marvell.com>,
	Anoob Joseph <anoobj@marvell.com>, "dev@dpdk.org" <dev@dpdk.org>,
	Thomas Monjalon <thomas@monjalon.net>
Subject: Re: [dpdk-dev] [EXT] Re: [PATCH v3 8/8] crypto/octeontx2: add cryptodev sec enqueue and dequeue routines
Date: Mon, 20 Jul 2020 19:13:09 +0100
Message-ID: <fec8167d-b0c6-ed98-3722-c8c188d49fd1@intel.com> (raw)
In-Reply-To: <MWHPR18MB110496C2054C37D8306BAF59A87B0@MWHPR18MB1104.namprd18.prod.outlook.com>

On 7/20/2020 6:20 PM, Tejasree Kondoj wrote:
> Hi Ferruh,
> 
> Please see inline.
> 
> Thanks
> Tejasree
> 
>> -----Original Message-----
>> From: Ferruh Yigit <ferruh.yigit@intel.com>
>> Sent: Monday, July 20, 2020 5:33 PM
>> To: Tejasree Kondoj <ktejasree@marvell.com>; Akhil Goyal
>> <akhil.goyal@nxp.com>; Radu Nicolau <radu.nicolau@intel.com>
>> Cc: Vamsi Krishna Attunuru <vattunuru@marvell.com>; Narayana Prasad
>> Raju Athreya <pathreya@marvell.com>; Anoob Joseph
>> <anoobj@marvell.com>; dev@dpdk.org; Thomas Monjalon
>> <thomas@monjalon.net>
>> Subject: [EXT] Re: [dpdk-dev] [PATCH v3 8/8] crypto/octeontx2: add
>> cryptodev sec enqueue and dequeue routines
>>
>> External Email
>>
>> ----------------------------------------------------------------------
>> On 7/16/2020 9:39 AM, Tejasree Kondoj wrote:
>>> From: Vamsi Attunuru <vattunuru@marvell.com>
>>>
>>> This patch adds lookaside IPsec enqueue and dequeue routines.
>>>
>>> Signed-off-by: Vamsi Attunuru <vattunuru@marvell.com>
>>> Signed-off-by: Tejasree Kondoj <ktejasree@marvell.com>
>>
>> <...>
>>
>>> @@ -33,6 +34,13 @@ struct otx2_cpt_vf {
>>>  	/**< CPT device capabilities */
>>>  };
>>>
>>> +struct cpt_meta_info {
>>> +	uint64_t deq_op_info[4];
>>> +	uint64_t comp_code_sz;
>>> +	union cpt_res_s cpt_res __rte_aligned(16);
>>> +	struct cpt_request_info cpt_req __rte_aligned(8); };
>>
>> "struct cpt_request_info" already has cache size alignment
>> (__rte_cache_aligned) [1].
>>
>> Trying to align it to 8 bytes is reducing the alignment, gcc & clang seems
>> silently ignoring this case but icc is giving a warning.
>>
>> Since it is already ignored, and I assume the real intention is not to reduce
>> the alignment, can you please remove the above "__rte_aligned(8)"?
> [Tejasree] 'struct cpt_request_info' need not be cache aligned. It will need to be aligned 
> to 8 bytes as used in this patch. Will replace __rte_cache_aligned of 'struct cpt_request_info' 
> with __rte_aligned(8) and remove above __rte_aligned(8). Will submit separate patch 
> as a fix and mention commit id of merged patch (fab634eb87ca) in fixes section.
> Would that be fine?

That sounds fine, thanks.

>>
>>
>> @Thomas, it is still good to have icc around to catch additional issues ;)
>>
>>
>> [1]
>> https://urldefense.proofpoint.com/v2/url?u=http-
>> 3A__lxr.dpdk.org_dpdk_v20.05_source_drivers_common_cpt_cpt-
>> 5Fcommon.h-
>> 23L79&d=DwIDaQ&c=nKjWec2b6R0mOyPaz7xtfQ&r=NjpqGUAf6Xc0ZLzxCvv4i
>> df8zRFeSJHioNlG1Wif1Gs&m=KNBzM9j6nc00ue4kkISJLVTLpkDGjg4A4dUjIVFz
>> Rps&s=Q0RPHY0v3g5f0uOh9vv7SKb61aQuQB2RhCDLiOtLZ7s&e=


      reply	other threads:[~2020-07-20 18:13 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-16  8:39 [dpdk-dev] [PATCH v3 0/8] add OCTEON TX2 lookaside IPsec support Tejasree Kondoj
2020-07-16  8:13 ` Anoob Joseph
2020-07-16 16:32   ` Akhil Goyal
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 1/8] crypto/octeontx2: move capabilities initialization into probe Tejasree Kondoj
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 2/8] net/octeontx2: move otx2_sec_session struct to otx2_security.h Tejasree Kondoj
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 3/8] crypto/octeontx2: add lookaside SA context definitions Tejasree Kondoj
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 4/8] crypto/octeontx2: add cryptodev sec registration Tejasree Kondoj
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 5/8] crypto/octeontx2: add cryptodev sec capabilities Tejasree Kondoj
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 6/8] crypto/octeontx2: add cryptodev sec misc callbacks Tejasree Kondoj
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 7/8] crypto/octeontx2: add cryptodev sec session create Tejasree Kondoj
2020-07-16  8:39 ` [dpdk-dev] [PATCH v3 8/8] crypto/octeontx2: add cryptodev sec enqueue and dequeue routines Tejasree Kondoj
2020-07-20 12:02   ` Ferruh Yigit
2020-07-20 17:20     ` [dpdk-dev] [EXT] " Tejasree Kondoj
2020-07-20 18:13       ` Ferruh Yigit [this message]

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