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29 * This file is part of Lustre, http://www.lustre.org/
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32 * Implementation of cl_lock for LOVSUB layer.
34 * Author: Nikita Danilov <nikita.danilov@sun.com>
37 #define DEBUG_SUBSYSTEM S_LOV
39 #include "lov_cl_internal.h"
45 /*****************************************************************************
47 * Lovsub lock operations.
51 static void lovsub_lock_fini(const struct lu_env *env,
52 struct cl_lock_slice *slice)
54 struct lovsub_lock *lsl;
57 lsl = cl2lovsub_lock(slice);
58 OBD_SLAB_FREE_PTR(lsl, lovsub_lock_kmem);
62 static const struct cl_lock_operations lovsub_lock_ops = {
63 .clo_fini = lovsub_lock_fini,
66 int lovsub_lock_init(const struct lu_env *env, struct cl_object *obj,
67 struct cl_lock *lock, const struct cl_io *io)
69 struct lovsub_lock *lsk;
73 OBD_SLAB_ALLOC_PTR_GFP(lsk, lovsub_lock_kmem, GFP_NOFS);
75 cl_lock_slice_add(lock, &lsk->lss_cl, obj, &lovsub_lock_ops);