RFC Re-work CMB and add WDS support.
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- v1 RFC Latest2 patches 0 repliesNew
Patches in v1 No applies recorded yet
| # | Subject and files | Size | Replies | Applied |
|---|---|---|---|---|
| 1/2 | nvme: pci: Move CMB allocation into a pool. | +0 | 0 replies | |
| 2/2 | nvme-pci: Bounce data from Host memory to CMB Memory | +0 | 1 reply |
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Cover letter [RFC PATCH 0/2] Re-work CMB and add WDS support.
Quoted 3 lines · Scott Bauer
The second patch unfortunately bounces (memcpys) the data from host to CMB. I originally tried to map the CMB into userspace via a custom nvme mmap handler, but I'm dumb and could never get gup for direct io working correctly.
Why?