struct lu_object *lovsub_object_alloc(const struct lu_env *env,
const struct lu_object_header *unused,
struct lu_device *dev)
{
struct lovsub_object *los;
struct lu_object *obj;
OBD_SLAB_ALLOC_PTR_GFP(los, lovsub_object_kmem, GFP_NOFS);
if (los != NULL) {
struct cl_object_header *hdr;
obj = lovsub2lu(los);
hdr = &los->lso_header;
cl_object_header_init(hdr);
lu_object_init(obj, &hdr->coh_lu, dev);
lu_object_add_top(&hdr->coh_lu, obj);
los->lso_cl.co_ops = &lovsub_ops;
obj->lo_ops = &lovsub_lu_obj_ops;
} else
obj = NULL;
return obj;
}
struct lu_object *lovsub_object_alloc(const struct lu_env *env,
const struct lu_object_header *unused,
struct lu_device *dev)
{
struct lovsub_object *los;
struct lu_object *obj;
los = kmem_cache_zalloc(lovsub_object_kmem, GFP_NOFS);
if (los) {
struct cl_object_header *hdr;
obj = lovsub2lu(los);
hdr = &los->lso_header;
cl_object_header_init(hdr);
lu_object_init(obj, &hdr->coh_lu, dev);
lu_object_add_top(&hdr->coh_lu, obj);
los->lso_cl.co_ops = &lovsub_ops;
obj->lo_ops = &lovsub_lu_obj_ops;
} else {
obj = NULL;
}
return obj;
}
static int lov_print_raid0(const struct lu_env *env, void *cookie,
lu_printer_t p, const struct lu_object *o)
{
struct lov_object *lov = lu2lov(o);
struct lov_layout_raid0 *r0 = lov_r0(lov);
struct lov_stripe_md *lsm = lov->lo_lsm;
int i;
(*p)(env, cookie, "stripes: %d, %svalid, lsm{%p 0x%08X %d %u %u}: \n",
r0->lo_nr, lov->lo_layout_invalid ? "in" : "", lsm,
lsm->lsm_magic, atomic_read(&lsm->lsm_refc),
lsm->lsm_stripe_count, lsm->lsm_layout_gen);
for (i = 0; i < r0->lo_nr; ++i) {
struct lu_object *sub;
if (r0->lo_sub[i] != NULL) {
sub = lovsub2lu(r0->lo_sub[i]);
lu_object_print(env, cookie, p, sub);
} else
(*p)(env, cookie, "sub %d absent\n", i);
}
return 0;
}
