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36 * Implementation of cl_lock for VVP layer.
38 * Author: Nikita Danilov <nikita.danilov@sun.com>
41 #define DEBUG_SUBSYSTEM S_LLITE
43 #include <obd_support.h>
44 #include "vvp_internal.h"
46 /*****************************************************************************
52 static void vvp_lock_fini(const struct lu_env *env, struct cl_lock_slice *slice)
54 struct vvp_lock *vlk = cl2vvp_lock(slice);
56 OBD_SLAB_FREE_PTR(vlk, vvp_lock_kmem);
59 static int vvp_lock_enqueue(const struct lu_env *env,
60 const struct cl_lock_slice *slice,
61 struct cl_io *unused, struct cl_sync_io *anchor)
63 CLOBINVRNT(env, slice->cls_obj, vvp_object_invariant(slice->cls_obj));
68 static const struct cl_lock_operations vvp_lock_ops = {
69 .clo_fini = vvp_lock_fini,
70 .clo_enqueue = vvp_lock_enqueue,
73 int vvp_lock_init(const struct lu_env *env, struct cl_object *obj,
74 struct cl_lock *lock, const struct cl_io *unused)
79 CLOBINVRNT(env, obj, vvp_object_invariant(obj));
81 OBD_SLAB_ALLOC_PTR_GFP(vlk, vvp_lock_kmem, GFP_NOFS);
83 cl_lock_slice_add(lock, &vlk->vlk_cl, obj, &vvp_lock_ops);