When iterating SGL segment, we can use existing virt_addr parameter to return UINT64_MAX as a special value to indicate this segment need to be described as Bit Bucket SGL. Currently only READ command is supported, we can enable the WRITE and COMPARE support when necessary. Change-Id: I50aa2b226ec3449c13ed1d97b3224ee8e7de95a8 Signed-off-by: Changpeng Liu <changpeng.liu@intel.com> Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/1467 Community-CI: Mellanox Build Bot Community-CI: Broadcom CI Tested-by: SPDK CI Jenkins <sys_sgci@intel.com> Reviewed-by: Ben Walker <benjamin.walker@intel.com> Reviewed-by: Paul Luse <paul.e.luse@intel.com> Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com> Reviewed-by: Jim Harris <james.r.harris@intel.com> |
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