Re: [PATCH] block: sed-opal: Introduce SUM_SET_LIST parameter and append it using 'add_token_u64'

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On 11/14/2019 10:28 AM, Jens Axboe wrote:
> On 11/14/19 9:14 AM, Rajashekar, Revanth wrote:
>> Hi,
>>
>> On 11/8/2019 4:09 PM, Revanth Rajashekar wrote:
>>> In function 'activate_lsp', rather than hard-coding the
>>> short atom header(0x83), we need to let the function
>>> 'add_short_atom_header' append the header based on the
>>> parameter being appended.
>>>
>>> The paramete has been defined in Section 3.1.2.1 of
>>> https://trustedcomputinggroup.org/wp-content/uploads/TCG_Storage-Opal_Feature_Set_Single_User_Mode_v1-00_r1-00-Final.pdf
>>>
>>> Signed-off-by: Revanth Rajashekar <revanth.rajashekar@xxxxxxxxx>
>>> ---
>>>   block/opal_proto.h | 4 ++++
>>>   block/sed-opal.c   | 6 +-----
>>>   2 files changed, 5 insertions(+), 5 deletions(-)
>>>
>>> diff --git a/block/opal_proto.h b/block/opal_proto.h
>>> index 736e67c3e7c5..325cbba2465f 100644
>>> --- a/block/opal_proto.h
>>> +++ b/block/opal_proto.h
>>> @@ -205,6 +205,10 @@ enum opal_lockingstate {
>>>   	OPAL_LOCKING_LOCKED = 0x03,
>>>   };
>>>   
>>> +enum opal_parameter {
>>> +	OPAL_SUM_SET_LIST = 0x060000,
>>> +};
>>> +
>>>   /* Packets derived from:
>>>    * TCG_Storage_Architecture_Core_Spec_v2.01_r1.00
>>>    * Secion: 3.2.3 ComPackets, Packets & Subpackets
>>> diff --git a/block/sed-opal.c b/block/sed-opal.c
>>> index b2cacc9ddd11..880cc57a5f6b 100644
>>> --- a/block/sed-opal.c
>>> +++ b/block/sed-opal.c
>>> @@ -1886,7 +1886,6 @@ static int activate_lsp(struct opal_dev *dev, void *data)
>>>   {
>>>   	struct opal_lr_act *opal_act = data;
>>>   	u8 user_lr[OPAL_UID_LENGTH];
>>> -	u8 uint_3 = 0x83;
>>>   	int err, i;
>>>   
>>>   	err = cmd_start(dev, opaluid[OPAL_LOCKINGSP_UID],
>>> @@ -1899,10 +1898,7 @@ static int activate_lsp(struct opal_dev *dev, void *data)
>>>   			return err;
>>>   
>>>   		add_token_u8(&err, dev, OPAL_STARTNAME);
>>> -		add_token_u8(&err, dev, uint_3);
>>> -		add_token_u8(&err, dev, 6);
>>> -		add_token_u8(&err, dev, 0);
>>> -		add_token_u8(&err, dev, 0);
>>> +		add_token_u64(&err, dev, OPAL_SUM_SET_LIST);
>>>   
>>>   		add_token_u8(&err, dev, OPAL_STARTLIST);
>>>   		add_token_bytestring(&err, dev, user_lr, OPAL_UID_LENGTH);
>> Kind remainder to review this patch and throw your comments if any :)
> I'll be happy to queue it up for 5.5, but Scott/Jonathan should
> review/ack it first.

Sure.

Thank you :)




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