Lines Matching defs:btt_sb
245 bool nd_btt_arena_is_valid(struct nd_btt *nd_btt, struct btt_sb *super)
272 struct btt_sb *btt_sb)
279 if (nvdimm_read_bytes(ndns, 0, btt_sb, sizeof(*btt_sb), 0))
281 if (!nd_btt_arena_is_valid(nd_btt, btt_sb))
283 if ((le16_to_cpu(btt_sb->version_major) != 2) ||
284 (le16_to_cpu(btt_sb->version_minor) != 0))
294 if (nvdimm_read_bytes(ndns, SZ_4K, btt_sb, sizeof(*btt_sb), 0))
296 if (!nd_btt_arena_is_valid(nd_btt, btt_sb))
298 if ((le16_to_cpu(btt_sb->version_major) != 1) ||
299 (le16_to_cpu(btt_sb->version_minor) != 1))
307 struct nd_namespace_common *ndns, struct btt_sb *btt_sb)
311 if (!btt_sb || !ndns || !nd_btt)
317 rc = nd_btt_version(nd_btt, ndns, btt_sb);
321 nd_btt->lbasize = le32_to_cpu(btt_sb->external_lbasize);
322 nd_btt->uuid = kmemdup(btt_sb->uuid, 16, GFP_KERNEL);
335 struct btt_sb *btt_sb;
355 btt_sb = devm_kzalloc(dev, sizeof(*btt_sb), GFP_KERNEL);
356 rc = __nd_btt_probe(to_nd_btt(btt_dev), ndns, btt_sb);