NFSD: Add tracepoints to NFSD's duplicate reply cache

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Try to capture DRC failures.

Two additional clean-ups:
- Introduce Doxygen-style comments for the main entry points
- Remove a dprintk that fires for an allocation failure. This was
  the only dprintk in the REPCACHE class.

Reported-by: kbuild test robot <lkp@intel.com>
[ cel: force typecast for display of checksum values ]
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

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This commit is contained in:

Chuck Lever 2020-05-02 11:34:40 -04:00

parent d88ff9587b

commit 0b175b1864

2 changed files with 94 additions and 22 deletions

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57

fs/nfsd/nfscache.c

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59

fs/nfsd/trace.h

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