Commit 7b4fe9b1 authored by Matthew Wilcox's avatar Matthew Wilcox
Browse files

NVMe: Make nvme_common_command more featureful 



Add prp1, prp2 and the metadata prp to the common command, since the
fields are generally used this way.

Signed-off-by: default avatarMatthew Wilcox <matthew.r.wilcox@intel.com>
parent 36c14ed9

include/linux/nvme.h

+12 −8
Original line number Diff line number Diff line
@@ -142,6 +142,18 @@ enum nvme_opcode { 
	nvme_cmd_dsm		= 0x09,

};



struct nvme_common_command {

	__u8			opcode;

	__u8			flags;

	__u16			command_id;

	__le32			nsid;

	__u64			rsvd2;

	__le64			metadata;

	__le64			prp1;

	__le64			prp2;

	__u32			rsvd10[6];

};



struct nvme_rw_command {

	__u8			opcode;

	__u8			flags;
@@ -284,14 +296,6 @@ struct nvme_delete_queue { 
	__le32			rsvd11[5];

};



struct nvme_common_command {

	__u8			opcode;

	__u8			flags;

	__u16			command_id;

	__le32			nsid;

	__u32			rsvd2[14];

};



struct nvme_command {

	union {

		struct nvme_common_command common;

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