Re: [PATCH 4/18] block copy: initial XCOPY offload support

2014-10-31 Thread Mikulas Patocka
On Wed, 22 Oct 2014, Douglas Gilbert wrote: > See below ... > > Perhaps you are checking somewhere else ... EXTENDED_COPY > opcode (0x83) has had service actions since SPC-4 rev 34 > (February 2012). By the time SPC-4 becomes standardized > this command will most likely be called EXTENDED COPY(

Re: [PATCH 4/18] block copy: initial XCOPY offload support

2014-10-22 Thread Douglas Gilbert
See below ... On 14-10-22 03:26 PM, Mikulas Patocka wrote: This is Martin Petersen's xcopy patch (https://git.kernel.org/cgit/linux/kernel/git/mkp/linux.git/commit/?h=xcopy&id=0bdeed274e16b3038a851552188512071974eea8) with some bug fixes, ported to the current kernel. This patch makes it possib

[PATCH 4/18] block copy: initial XCOPY offload support

2014-10-22 Thread Mikulas Patocka
This is Martin Petersen's xcopy patch (https://git.kernel.org/cgit/linux/kernel/git/mkp/linux.git/commit/?h=xcopy&id=0bdeed274e16b3038a851552188512071974eea8) with some bug fixes, ported to the current kernel. This patch makes it possible to use the SCSI XCOPY command. We create a bio that has RE