4.9-stable review patch. If anyone has any objections, please let me know.
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From: Trond Myklebust trond.myklebust@primarydata.com
[ Upstream commit fb500a7cfee7f2f447d2bbf30cb59629feab6ac1 ]
Signed-off-by: Trond Myklebust trond.myklebust@primarydata.com Signed-off-by: J. Bruce Fields bfields@redhat.com Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/nfsd/nfs4state.c | 8 ++++++++ 1 file changed, 8 insertions(+)
--- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -63,6 +63,9 @@ static const stateid_t zero_stateid = { static const stateid_t currentstateid = { .si_generation = 1, }; +static const stateid_t close_stateid = { + .si_generation = 0xffffffffU, +};
static u64 current_sessionid = 1;
@@ -5407,6 +5410,11 @@ nfsd4_close(struct svc_rqst *rqstp, stru nfsd4_close_open_stateid(stp); mutex_unlock(&stp->st_mutex);
+ /* See RFC5661 sectionm 18.2.4 */ + if (stp->st_stid.sc_client->cl_minorversion) + memcpy(&close->cl_stateid, &close_stateid, + sizeof(close->cl_stateid)); + /* put reference from nfs4_preprocess_seqid_op */ nfs4_put_stid(&stp->st_stid); out: