1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
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36 * Implementation of cl_page for LOVSUB layer.
38 * Author: Nikita Danilov <nikita.danilov@sun.com>
41 #define DEBUG_SUBSYSTEM S_LOV
43 #include "lov_cl_internal.h"
49 /*****************************************************************************
51 * Lovsub page operations.
55 static void lovsub_page_fini(const struct lu_env *env,
56 struct cl_page_slice *slice)
58 struct lovsub_page *lsb = cl2lovsub_page(slice);
60 OBD_SLAB_FREE_PTR(lsb, lovsub_page_kmem);
64 static const struct cl_page_operations lovsub_page_ops = {
65 .cpo_fini = lovsub_page_fini
68 struct cl_page *lovsub_page_init(const struct lu_env *env,
69 struct cl_object *obj,
70 struct cl_page *page, cfs_page_t *unused)
72 struct lovsub_page *lsb;
76 OBD_SLAB_ALLOC_PTR_GFP(lsb, lovsub_page_kmem, CFS_ALLOC_IO);
78 cl_page_slice_add(page, &lsb->lsb_cl, obj, &lovsub_page_ops);
82 RETURN(ERR_PTR(result));