Re: [PATCH 6/6] [SCSI] sd: Implement copy offload support

2014-06-02 Thread Nicholas A. Bellinger
On Wed, 2014-05-28 at 23:52 -0400, Martin K. Petersen wrote: Implement support for hardware copy offload. This initial implementation only supports EXTENDED COPY(LID1). If need be we can add support for LID4 or token copy at a later date. If a device has the 3PC flag set in the standard

Re: [PATCH 6/6] [SCSI] sd: Implement copy offload support

2014-05-29 Thread Douglas Gilbert
On 14-05-28 11:52 PM, Martin K. Petersen wrote: Implement support for hardware copy offload. This initial implementation only supports EXTENDED COPY(LID1). If need be we can add support for LID4 or token copy at a later date. If a device has the 3PC flag set in the standard INQUIRY response

Re: [PATCH 6/6] [SCSI] sd: Implement copy offload support

2014-05-29 Thread Martin K. Petersen
Doug == Douglas Gilbert dgilb...@interlog.com writes: Doug, Doug SPC-4 has downgraded the RECEIVE COPY OPERATION PARAMETERS command Doug in favour of the new Third Party Copy (TPC) VPD page [0x8f]. If Doug the latter is present, it should be used. Most real world Doug implementations of