NFS4: Trace lock reclaims
authorChuck Lever <chuck.lever@oracle.com>
Tue, 5 Nov 2019 16:04:13 +0000 (11:04 -0500)
committerTrond Myklebust <trond.myklebust@hammerspace.com>
Mon, 18 Nov 2019 10:04:32 +0000 (11:04 +0100)
commit21f86d2d63f9b0c10a3bd369ce8c97f1f786be53
treee3984e7e2e7c4e0265525b6888093f6de83a1caa
parent511ba52e4c01fd1878140774e6215e0de6c2f36f
NFS4: Trace lock reclaims

One of the most frustrating messages our sustaining team sees is
the "Lock reclaim failed!" message. Add some observability in the
client's lock reclaim logic so we can capture better data the
first time a problem occurs.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
fs/nfs/nfs4_fs.h
fs/nfs/nfs4state.c
fs/nfs/nfs4trace.h