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CHANGELOG: add NVMe E2E and VFIO PCI support

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Change-Id: Icc6073bc3ef46dfa3704d410e65f0a1ea248d6bc
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
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Daniel Verkamp 2016-04-28 15:59:17 -07:00
parent 784182ed47
commit bce8ce481d
1 changed files with 9 additions and 1 deletions
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CHANGELOG.md
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@ -29,13 +29,21 @@ user code.
- Added hardware SGL support, which enables use of scattered buffers that - Added hardware SGL support, which enables use of scattered buffers that
don't conform to the PRP list alignment and length requirements on supported don't conform to the PRP list alignment and length requirements on supported
NVMe controllers. NVMe controllers.
- Added end-to-end data protection support, including the ability to write and
read metadata in extended LBA (metadata appended to each block of data in the
buffer) and separate metadata buffer modes.
See `spdk_nvme_ns_cmd_write_with_md()` and `spdk_nvme_ns_cmd_read_with_md()`
for details.
- IOAT - IOAT
- The DMA block fill feature is now exposed via the `ioat_submit_fill()` - The DMA block fill feature is now exposed via the `ioat_submit_fill()`
function. This is functionally similar to `memset()`, except the memory is function. This is functionally similar to `memset()`, except the memory is
filled with an 8-byte repeating pattern instead of a single byte like memset. filled with an 8-byte repeating pattern instead of a single byte like memset.
- PCI - PCI
- Added support for using DPDK for PCI device mapping in addition to the - Added support for using DPDK for PCI device mapping in addition to the
existing libpciaccess option. existing libpciaccess option. Using the DPDK PCI support also allows use of
the Linux VFIO driver model, which means that SPDK userspace drivers will work
with the IOMMU enabled. Additionally, SPDK applications may be run as an
unprivileged user with access restricted to a specific set of PCIe devices.
- The PCI library API was made more generic to abstract away differences - The PCI library API was made more generic to abstract away differences
between the underlying PCI access implementations. between the underlying PCI access implementations.