From: Bart Van Assche <bvanassche@acm.org>
To: Mike Christie <michael.christie@oracle.com>,
hch@lst.de, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org,
james.bottomley@hansenpartnership.com,
linux-block@vger.kernel.org, dm-devel@redhat.com,
snitzer@kernel.org, axboe@kernel.dk,
linux-nvme@lists.infradead.org, chaitanyak@nvidia.com,
kbusch@kernel.org, target-devel@vger.kernel.org
Subject: Re: [PATCH v3 04/19] scsi: Add support for block PR read keys/reservation
Date: Wed, 2 Nov 2022 15:54:57 -0700 [thread overview]
Message-ID: <1b4bde2b-782d-67c2-62c7-8f5c13721fa8@acm.org> (raw)
In-Reply-To: <20221026231945.6609-5-michael.christie@oracle.com>
On 10/26/22 16:19, Mike Christie wrote:
> +static inline enum pr_type scsi_pr_type_to_block(enum scsi_pr_type type)
> +{
> + switch (type) {
> + case SCSI_PR_WRITE_EXCLUSIVE:
> + return PR_WRITE_EXCLUSIVE;
> + case SCSI_PR_EXCLUSIVE_ACCESS:
> + return PR_EXCLUSIVE_ACCESS;
> + case SCSI_PR_WRITE_EXCLUSIVE_REG_ONLY:
> + return PR_WRITE_EXCLUSIVE_REG_ONLY;
> + case SCSI_PR_EXCLUSIVE_ACCESS_REG_ONLY:
> + return PR_EXCLUSIVE_ACCESS_REG_ONLY;
> + case SCSI_PR_WRITE_EXCLUSIVE_ALL_REGS:
> + return PR_WRITE_EXCLUSIVE_ALL_REGS;
> + case SCSI_PR_EXCLUSIVE_ACCESS_ALL_REGS:
> + return PR_EXCLUSIVE_ACCESS_ALL_REGS;
> + default:
> + return 0;
> + }
> +}
Also for this function, how about moving the "return 0" statement out of
the switch statement?
Thanks,
Bart.
next prev parent reply other threads:[~2022-11-02 22:55 UTC|newest]
Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-26 23:19 [PATCH v3 00/19] Use block pr_ops in LIO Mike Christie
2022-10-26 23:19 ` [PATCH v3 01/19] block: Add PR callouts for read keys and reservation Mike Christie
2022-11-02 22:50 ` Bart Van Assche
2022-11-03 1:54 ` Mike Christie
2022-11-02 22:53 ` Bart Van Assche
2022-11-03 2:25 ` Mike Christie
2022-10-26 23:19 ` [PATCH v3 02/19] scsi: Rename sd_pr_command Mike Christie
2022-11-01 5:33 ` Chaitanya Kulkarni
2022-10-26 23:19 ` [PATCH v3 03/19] scsi: Move sd_pr_type to header to share Mike Christie
2022-11-01 5:43 ` Chaitanya Kulkarni
2022-11-01 16:43 ` Mike Christie
2022-11-02 22:47 ` Bart Van Assche
2022-11-03 2:13 ` Mike Christie
2022-11-03 18:14 ` Bart Van Assche
2022-10-26 23:19 ` [PATCH v3 04/19] scsi: Add support for block PR read keys/reservation Mike Christie
2022-11-01 5:45 ` Chaitanya Kulkarni
2022-11-02 22:54 ` Bart Van Assche [this message]
2022-10-26 23:19 ` [PATCH v3 05/19] dm: " Mike Christie
2022-10-26 23:19 ` [PATCH v3 06/19] nvme: Fix reservation status related structs Mike Christie
2022-10-27 17:04 ` Keith Busch
2022-10-26 23:19 ` [PATCH v3 07/19] nvme: Don't hardcode the data len for pr commands Mike Christie
2022-10-27 17:05 ` Keith Busch
2022-11-01 5:29 ` Chaitanya Kulkarni
2022-10-26 23:19 ` [PATCH v3 08/19] nvme: Move pr code to it's own file Mike Christie
2022-10-27 17:06 ` Keith Busch
2022-10-28 16:06 ` Mike Christie
2022-10-28 16:38 ` Keith Busch
2022-10-30 8:06 ` Christoph Hellwig
2022-11-01 5:25 ` Chaitanya Kulkarni
2022-10-26 23:19 ` [PATCH v3 09/19] nvme: Add pr_ops read_keys support Mike Christie
2022-10-30 8:17 ` Christoph Hellwig
2022-10-30 20:47 ` Mike Christie
2022-10-26 23:19 ` [PATCH v3 10/19] nvme: Move NVMe and Block PR types to an array Mike Christie
2022-10-27 15:18 ` Keith Busch
2022-10-27 17:06 ` Mike Christie
2022-10-27 17:13 ` michael.christie
2022-10-27 17:16 ` Keith Busch
2022-10-28 16:05 ` Mike Christie
2022-10-26 23:19 ` [PATCH v3 11/19] nvme: Add pr_ops read_reservation support Mike Christie
2022-10-30 8:18 ` Christoph Hellwig
2022-10-30 20:54 ` Mike Christie
2022-10-26 23:19 ` [PATCH v3 12/19] block,nvme,scsi,dm: Add blk_status to pr_ops callouts Mike Christie
2022-10-30 8:20 ` Christoph Hellwig
2022-10-30 23:05 ` Mike Christie
2022-11-01 10:15 ` Christoph Hellwig
2022-11-05 18:36 ` Mike Christie
2022-11-07 9:16 ` Christoph Hellwig
2022-10-26 23:19 ` [PATCH v3 13/19] nvme: Have NVMe pr_ops return a blk_status_t Mike Christie
2022-10-26 23:19 ` [PATCH v3 14/19] scsi: Export scsi_result_to_blk_status Mike Christie
2022-10-26 23:19 ` [PATCH v3 15/19] scsi: Have sd pr_ops return a blk_status_t Mike Christie
2022-10-26 23:19 ` [PATCH v3 16/19] scsi: target: Rename sbc_ops to exec_cmd_ops Mike Christie
2022-10-26 23:19 ` [PATCH v3 17/19] scsi: target: Allow backends to hook into PR handling Mike Christie
2022-10-26 23:19 ` [PATCH v3 18/19] scsi: target: Don't support SCSI-2 RESERVE/RELEASE Mike Christie
2022-10-26 23:19 ` [PATCH v3 19/19] scsi: target: Add block PR support to iblock Mike Christie
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