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authorChristoph Hellwig <[email protected]>2017-05-12 17:02:58 +0200
committerChristoph Hellwig <[email protected]>2017-06-15 14:28:13 +0200
commit87ad72a59a38d1df217cfd95bc222a2edfe5d399 (patch)
treed68d19dd588c5131196db2eec5613941bc21c54f /tools/perf/scripts/python/syscall-counts.py
parentfe6d53c9c0bb51977521d409a2efe453b7123c39 (diff)
nvme-pci: implement host memory buffer support
If a controller supports the host memory buffer we try to provide it with the requested size up to an upper cap set as a module parameter. We try to give as few as possible descriptors, eventually working our way down. Signed-off-by: Christoph Hellwig <[email protected]> Reviewed-by: Keith Busch <[email protected]> Reviewed-by: Sagi Grimberg <[email protected]> Reviewed-by: Max Gurtovoy <[email protected]> Reviewed-by: Johannes Thumshirn <[email protected]>
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