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From: willy@linux.intel.com (Matthew Wilcox)
Subject: [PATCH 04/11] nvme: remove the unused dma_addr_t arguments to nvme_{get, set}_features
Date: Fri, 8 May 2015 15:03:51 -0400	[thread overview]
Message-ID: <20150508190351.GM4003@linux.intel.com> (raw)
In-Reply-To: <1431100836-28112-5-git-send-email-hch@lst.de>

On Fri, May 08, 2015@06:00:29PM +0200, Christoph Hellwig wrote:
>  int nvme_get_features(struct nvme_dev *dev, unsigned fid, unsigned nsid,
> -					dma_addr_t dma_addr, u32 *result)
> +		u32 *result)
>  {
>  	struct nvme_command c;
>  
>  	memset(&c, 0, sizeof(c));
>  	c.features.opcode = nvme_admin_get_features;
>  	c.features.nsid = cpu_to_le32(nsid);
> -	c.features.prp1 = cpu_to_le64(dma_addr);
>  	c.features.fid = cpu_to_le32(fid);
>  
>  	return __nvme_submit_sync_cmd(dev->admin_q, &c, result, 0);

Wait, what?  The PRP1 field is used for LBA Range Type and Autonomous
Power State Transitions.

  reply	other threads:[~2015-05-08 19:03 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-08 16:00 nvme patchbomb, take 2 Christoph Hellwig
2015-05-08 16:00 ` [PATCH 01/11] nvme: fix kernel memory corruption with short INQUIRY buffers Christoph Hellwig
2015-05-13 14:34   ` Jens Axboe
2015-05-08 16:00 ` [PATCH 02/11] nvme: consolidate synchronous command submission helpers Christoph Hellwig
2015-05-08 16:00 ` [PATCH 03/11] nvme: store a struct device pointer in struct nvme_dev Christoph Hellwig
2015-05-08 16:00 ` [PATCH 04/11] nvme: remove the unused dma_addr_t arguments to nvme_{get, set}_features Christoph Hellwig
2015-05-08 19:03   ` Matthew Wilcox [this message]
2015-05-09 15:53     ` Christoph Hellwig
2015-05-11 13:54       ` Matthew Wilcox
2015-05-11 16:35         ` Keith Busch
2015-05-08 16:00 ` [PATCH 05/11] nvme: split nvme_trans_send_fw_cmd Christoph Hellwig
2015-05-08 16:00 ` [PATCH 06/11] nvme: fix scsi translation error handling Christoph Hellwig
2015-05-08 16:00 ` [PATCH 07/11] nvme: first round at deobsfucating the SCSI translation code Christoph Hellwig
2015-05-08 16:00 ` [PATCH 08/11] nvme: simplify and cleanup the READ/WRITE SCSI CDB parsing code Christoph Hellwig
2015-05-08 16:00 ` [PATCH 09/11] nvme: report the DPOFUA in MODE_SENSE Christoph Hellwig
2015-05-08 16:00 ` [PATCH 10/11] nvme: fail SCSI read/write command with unsupported protection bit Christoph Hellwig
2015-05-08 16:00 ` [PATCH 11/11] nvme: submit internal commands through the block layer Christoph Hellwig

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