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32 * Implementation of cl_lock for VVP layer.
34 * Author: Nikita Danilov <nikita.danilov@sun.com>
37 #define DEBUG_SUBSYSTEM S_LLITE
39 #include <obd_support.h>
40 #include "vvp_internal.h"
42 /*****************************************************************************
48 static void vvp_lock_fini(const struct lu_env *env, struct cl_lock_slice *slice)
50 struct vvp_lock *vlk = cl2vvp_lock(slice);
52 OBD_SLAB_FREE_PTR(vlk, vvp_lock_kmem);
55 static int vvp_lock_enqueue(const struct lu_env *env,
56 const struct cl_lock_slice *slice,
57 struct cl_io *unused, struct cl_sync_io *anchor)
59 CLOBINVRNT(env, slice->cls_obj, vvp_object_invariant(slice->cls_obj));
64 static const struct cl_lock_operations vvp_lock_ops = {
65 .clo_fini = vvp_lock_fini,
66 .clo_enqueue = vvp_lock_enqueue,
69 int vvp_lock_init(const struct lu_env *env, struct cl_object *obj,
70 struct cl_lock *lock, const struct cl_io *unused)
75 CLOBINVRNT(env, obj, vvp_object_invariant(obj));
77 OBD_SLAB_ALLOC_PTR_GFP(vlk, vvp_lock_kmem, GFP_NOFS);
79 cl_lock_slice_add(lock, &vlk->vlk_cl, obj, &vvp_lock_ops);