Zero-copy networking

Posted Jul 5, 2017 13:17 UTC (Wed) by abatters (✭ supporter ✭, #6932)
In reply to: Zero-copy networking by sorokin
Parent article: Zero-copy networking

I don't know Windows, but this is exactly what I was thinking. Register the buffers ahead of time to save the overhead of pinning and unpinning the pages over and over again. See also: SCSI generic (drivers/scsi/sg.c) mmap()ed I/O.