diff options
Diffstat (limited to 'fs/nfsd/nfs4layouts.c')
| -rw-r--r-- | fs/nfsd/nfs4layouts.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/fs/nfsd/nfs4layouts.c b/fs/nfsd/nfs4layouts.c index 4f3072b5979a..290271ac4245 100644 --- a/fs/nfsd/nfs4layouts.c +++ b/fs/nfsd/nfs4layouts.c @@ -344,9 +344,10 @@ nfsd4_recall_file_layout(struct nfs4_layout_stateid *ls) atomic_inc(&ls->ls_stid.sc_file->fi_lo_recalls); trace_nfsd_layout_recall(&ls->ls_stid.sc_stateid); - refcount_inc(&ls->ls_stid.sc_count); - nfsd4_run_cb(&ls->ls_recall); - + if (!test_and_set_bit(NFSD4_CALLBACK_RUNNING, &ls->ls_recall.cb_flags)) { + refcount_inc(&ls->ls_stid.sc_count); + nfsd4_run_cb(&ls->ls_recall); + } out_unlock: spin_unlock(&ls->ls_lock); } @@ -740,6 +741,7 @@ static const struct nfsd4_callback_ops nfsd4_cb_layout_ops = { .prepare = nfsd4_cb_layout_prepare, .done = nfsd4_cb_layout_done, .release = nfsd4_cb_layout_release, + .opcode = OP_CB_LAYOUTRECALL, }; static bool |