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nfsd4: fix seqid_mutating_error

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The set of errors here does *not* agree with the set of errors specified
in the rfc!

While we're there, turn this macros into a function, for the usual
reasons, and move it to the one place where it's actually used.

Cc: stable@kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
J. Bruce Fields 2011-08-10 19:16:22 -04:00
parent 832023bffb
commit 576163005d
2 changed files with 12 additions and 6 deletions
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12
fs/nfsd/nfs4xdr.c
View file

@ -1623,6 +1623,18 @@ static void write_cinfo(__be32 **p, struct nfsd4_change_info *c)
\
save = resp->p;
static bool seqid_mutating_err(__be32 err)
{
/* rfc 3530 section 8.1.5: */
return err != nfserr_stale_clientid &&
err != nfserr_stale_stateid &&
err != nfserr_bad_stateid &&
err != nfserr_bad_seqid &&
err != nfserr_bad_xdr &&
err != nfserr_resource &&
err != nfserr_nofilehandle;
}
/*
* Routine for encoding the result of a "seqid-mutating" NFSv4 operation. This
* is where sequence id's are incremented, and the replay cache is filled.

6
fs/nfsd/state.h
View file

@ -447,12 +447,6 @@ struct nfs4_stateid {
#define WR_STATE 0x00000020
#define CLOSE_STATE 0x00000040
#define seqid_mutating_err(err) \
(((err) != nfserr_stale_clientid) && \
((err) != nfserr_bad_seqid) && \
((err) != nfserr_stale_stateid) && \
((err) != nfserr_bad_stateid))
struct nfsd4_compound_state;
extern __be32 nfs4_preprocess_stateid_op(struct nfsd4_compound_state *cstate,