diff options
| author | J. Bruce Fields | 2019-05-10 15:27:50 -0400 |
|---|---|---|
| committer | J. Bruce Fields | 2019-07-03 17:52:50 -0400 |
| commit | 16d36e099980d825feb5b851f06d714a6519b85b (patch) | |
| tree | 952401bbe8c6a9f3e86921387b287ece43e95ee5 /fs/nfsd | |
| parent | 78599c42ae3c70300a38b0d1271a85bc9f2d704a (diff) | |
nfsd: show lock and deleg stateids
These entries are pretty minimal for now.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index c41b4aa7c8bd..e457bb099d0b 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -2338,12 +2338,66 @@ static int nfs4_show_open(struct seq_file *s, struct nfs4_stid *st) seq_printf(s, ", "); nfs4_show_owner(s, oo); seq_printf(s, " }\n"); + fput(file); + + return 0; +} + +static int nfs4_show_lock(struct seq_file *s, struct nfs4_stid *st) +{ + struct nfs4_ol_stateid *ols; + struct nfs4_file *nf; + struct file *file; + struct nfs4_stateowner *oo; + ols = openlockstateid(st); + oo = ols->st_stateowner; + nf = st->sc_file; + file = find_any_file(nf); + + seq_printf(s, "- 0x%16phN: { type: lock, ", &st->sc_stateid); + + /* + * Note: a lock stateid isn't really the same thing as a lock, + * it's the locking state held by one owner on a file, and there + * may be multiple (or no) lock ranges associated with it. + * (Same for the matter is true of open stateids.) + */ + + nfs4_show_superblock(s, file); + /* XXX: open stateid? */ + seq_printf(s, ", "); + nfs4_show_owner(s, oo); + seq_printf(s, " }\n"); fput(file); return 0; } +static int nfs4_show_deleg(struct seq_file *s, struct nfs4_stid *st) +{ + struct nfs4_delegation *ds; + struct nfs4_file *nf; + struct file *file; + + ds = delegstateid(st); + nf = st->sc_file; + file = nf->fi_deleg_file; + + seq_printf(s, "- 0x%16phN: { type: deleg, ", &st->sc_stateid); + + /* Kinda dead code as long as we only support read delegs: */ + seq_printf(s, "access: %s, ", + ds->dl_type == NFS4_OPEN_DELEGATE_READ ? "r" : "w"); + + /* XXX: lease time, whether it's being recalled. */ + + nfs4_show_superblock(s, file); + seq_printf(s, " }\n"); + + return 0; +} + static int states_show(struct seq_file *s, void *v) { struct nfs4_stid *st = v; @@ -2351,9 +2405,14 @@ static int states_show(struct seq_file *s, void *v) switch (st->sc_type) { case NFS4_OPEN_STID: return nfs4_show_open(s, st); + case NFS4_LOCK_STID: + return nfs4_show_lock(s, st); + case NFS4_DELEG_STID: + return nfs4_show_deleg(s, st); default: return 0; /* XXX: or SEQ_SKIP? */ } + /* XXX: copy stateids? */ } static struct seq_operations states_seq_ops = { |