Mike Snitzer fa8d4e6784 NFSD: add Documentation/filesystems/nfs/nfsd-io-modes.rst ...

This document details the NFSD IO modes that are configurable using
NFSD's experimental debugfs interfaces:

  /sys/kernel/debug/nfsd/io_cache_read
  /sys/kernel/debug/nfsd/io_cache_write

This document will evolve as NFSD's interfaces do (e.g. if/when NFSD's
debugfs interfaces are replaced with per-export controls).

Future updates will provide more specific guidance and howto
information to help others use and evaluate NFSD's IO modes:
BUFFERED, DONTCACHE and DIRECT.

Signed-off-by: Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

2025-12-01 09:57:10 -05:00

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