From: Andy Adamson <andros@xxxxxxxxxx>
Failed sequence operations are not cached.
Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxx>
---
include/linux/nfsd/xdr4.h | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h
index d99c8fe..39161d3 100644
--- a/include/linux/nfsd/xdr4.h
+++ b/include/linux/nfsd/xdr4.h
@@ -463,6 +463,13 @@ struct nfsd4_compoundres {
struct nfsd4_compound_state cstate;
};
+static inline bool nfsd4_is_failed_sequence(struct nfsd4_compoundres *resp)
+{
+ struct nfsd4_compoundargs *args = resp->rqstp->rq_argp;
+ return resp->opcnt == 1 && args->ops[0].opnum == OP_SEQUENCE &&
+ resp->cstate.status;
+}
+
static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp)
{
struct nfsd4_compoundargs *args = resp->rqstp->rq_argp;
@@ -472,7 +479,8 @@ static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp)
static inline bool nfsd4_not_cached(struct nfsd4_compoundres *resp)
{
return !resp->cstate.slot->sl_cachethis ||
- nfsd4_is_solo_sequence(resp);
+ nfsd4_is_solo_sequence(resp) ||
+ nfsd4_is_failed_sequence(resp);
}
#define NFS4_SVC_XDRSIZE sizeof(struct nfsd4_compoundargs)
--
1.6.3
--
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