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From: Chaitanya Kulkarni <Chaitanya.Kulkarni@wdc.com>
To: Max Gurtovoy <maxg@mellanox.com>,
	Logan Gunthorpe <logang@deltatee.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>
Cc: Christoph Hellwig <hch@lst.de>, Sagi Grimberg <sagi@grimberg.me>,
	Keith Busch <kbusch@kernel.org>, Jens Axboe <axboe@fb.com>,
	Stephen Bates <sbates@raithlin.com>
Subject: Re: [PATCH v7 04/14] nvmet: make nvmet_copy_ns_identifier() non-static
Date: Thu, 15 Aug 2019 07:15:04 +0000
Message-ID: <BYAPR04MB5749D194F4AD68F5A8CF0D5E86AC0@BYAPR04MB5749.namprd04.prod.outlook.com> (raw)
In-Reply-To: <43951ad9-873b-5bbe-b627-0ad4610fbb11@mellanox.com>

On 8/14/19 7:30 AM, Max Gurtovoy wrote:
> 
> On 8/2/2019 2:45 AM, Logan Gunthorpe wrote:
>> This function will be needed by the upcoming passthru code.
> 
> Same here. As a standalone commit I can't take a lot from here.
> 
> Maybe should be squashed ?

This commit changes the existing code which is independent of the
passthru code which we are adding. For that reason I've made this
standalone as it doesn't have direct modification from w.r.t passthru 
code.

Perhaps more documentation will make this clear.

> 
> 
>>
>> [chaitanya.kulkarni@wdc.com: this was factored out of a patch
>>    originally authored by Chaitanya]
>> Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
>> Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
>> ---
>>    drivers/nvme/target/admin-cmd.c | 4 ++--
>>    drivers/nvme/target/nvmet.h     | 2 ++
>>    2 files changed, 4 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/nvme/target/admin-cmd.c b/drivers/nvme/target/admin-cmd.c
>> index 4dc12ea52f23..eeb24f606d00 100644
>> --- a/drivers/nvme/target/admin-cmd.c
>> +++ b/drivers/nvme/target/admin-cmd.c
>> @@ -506,8 +506,8 @@ static void nvmet_execute_identify_nslist(struct nvmet_req *req)
>>    	nvmet_req_complete(req, status);
>>    }
>>    
>> -static u16 nvmet_copy_ns_identifier(struct nvmet_req *req, u8 type, u8 len,
>> -				    void *id, off_t *off)
>> +u16 nvmet_copy_ns_identifier(struct nvmet_req *req, u8 type, u8 len,
>> +			     void *id, off_t *off)
>>    {
>>    	struct nvme_ns_id_desc desc = {
>>    		.nidt = type,
>> diff --git a/drivers/nvme/target/nvmet.h b/drivers/nvme/target/nvmet.h
>> index 217a787952e8..d1a0a3190a24 100644
>> --- a/drivers/nvme/target/nvmet.h
>> +++ b/drivers/nvme/target/nvmet.h
>> @@ -489,6 +489,8 @@ u16 nvmet_bdev_flush(struct nvmet_req *req);
>>    u16 nvmet_file_flush(struct nvmet_req *req);
>>    void nvmet_ns_changed(struct nvmet_subsys *subsys, u32 nsid);
>>    
>> +u16 nvmet_copy_ns_identifier(struct nvmet_req *req, u8 type, u8 len,
>> +			     void *id, off_t *off);
>>    static inline u32 nvmet_rw_len(struct nvmet_req *req)
>>    {
>>    	return ((u32)le16_to_cpu(req->cmd->rw.length) + 1) <<
> 


  reply index

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-01 23:44 [PATCH v7 00/14] nvmet: add target passthru commands support Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 01/14] nvme-core: introduce nvme_ctrl_get_by_path() Logan Gunthorpe
2019-08-14 14:20   ` Max Gurtovoy
2019-08-15 11:46   ` Max Gurtovoy
2019-08-15 15:59     ` Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 02/14] nvme-core: export existing ctrl and ns interfaces Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 03/14] nvmet: add return value to nvmet_add_async_event() Logan Gunthorpe
2019-08-14 14:26   ` Max Gurtovoy
2019-08-14 16:59     ` Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 04/14] nvmet: make nvmet_copy_ns_identifier() non-static Logan Gunthorpe
2019-08-14 14:29   ` Max Gurtovoy
2019-08-15  7:15     ` Chaitanya Kulkarni [this message]
2019-08-01 23:45 ` [PATCH v7 05/14] nvmet-passthru: update KConfig with config passthru option Logan Gunthorpe
2019-08-14 14:31   ` Max Gurtovoy
2019-08-01 23:45 ` [PATCH v7 06/14] nvmet-passthru: add passthru code to process commands Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 07/14] nvmet-passthru: add enable/disable helpers Logan Gunthorpe
2019-08-15 12:20   ` Max Gurtovoy
2019-08-15 16:02     ` Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 08/14] nvmet-core: allow one host per passthru-ctrl Logan Gunthorpe
2019-08-15 12:36   ` Max Gurtovoy
2019-08-15 16:06     ` Logan Gunthorpe
2019-08-18 10:33       ` Max Gurtovoy
2019-08-22  0:09         ` Sagi Grimberg
2019-08-22  8:50           ` Max Gurtovoy
2019-08-22 17:41             ` Sagi Grimberg
2019-08-22 19:17               ` Sagi Grimberg
2019-08-22 19:41                 ` Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 09/14] nvmet-core: don't check the data len for pt-ctrl Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 10/14] nvmet-tcp: don't check data_len in nvmet_tcp_map_data() Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 11/14] nvmet-configfs: introduce passthru configfs interface Logan Gunthorpe
2019-08-15 12:46   ` Max Gurtovoy
2019-08-01 23:45 ` [PATCH v7 12/14] block: don't check blk_rq_is_passthrough() in blk_do_io_stat() Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 13/14] block: call blk_account_io_start() in blk_execute_rq_nowait() Logan Gunthorpe
2019-08-01 23:45 ` [PATCH v7 14/14] nvmet-passthru: support block accounting Logan Gunthorpe

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