int fld_index_lookup(struct lu_server_fld *fld,
const struct lu_env *env,
seqno_t seq,
struct lu_seq_range *range)
{
struct dt_object *dt_obj = fld->lsf_obj;
struct lu_seq_range *fld_rec;
struct dt_key *key = fld_key(env, seq);
struct fld_thread_info *info;
int rc;
ENTRY;
info = lu_context_key_get(&env->le_ctx, &fld_thread_key);
fld_rec = &info->fti_rec;
rc = dt_obj->do_index_ops->dio_lookup(env, dt_obj,
(struct dt_rec*) fld_rec,
key, BYPASS_CAPA);
if (rc >= 0) {
range_be_to_cpu(fld_rec, fld_rec);
*range = *fld_rec;
if (range_within(range, seq))
rc = 0;
else
rc = -ENOENT;
}
CDEBUG(D_INFO, "%s: lookup seq = "LPX64" range : "DRANGE" rc = %d\n",
fld->lsf_name, seq, PRANGE(range), rc);
RETURN(rc);
}
/**
* lookup range for a seq passed. note here we only care about the start/end,
* caller should handle the attached location data (flags, index).
*
* \param seq seq for lookup.
* \param range result of lookup.
*
* \retval 0 found, \a range is the matched range;
* \retval -ENOENT not found, \a range is the left-side range;
* \retval -ve other error;
*/
int fld_index_lookup(const struct lu_env *env, struct lu_server_fld *fld,
seqno_t seq, struct lu_seq_range *range)
{
struct lu_seq_range *fld_rec;
struct fld_thread_info *info;
int rc;
ENTRY;
info = lu_context_key_get(&env->le_ctx, &fld_thread_key);
fld_rec = &info->fti_rec;
rc = fld_cache_lookup(fld->lsf_cache, seq, fld_rec);
if (rc == 0) {
*range = *fld_rec;
if (range_within(range, seq))
rc = 0;
else
rc = -ENOENT;
}
CDEBUG(D_INFO, "%s: lookup seq = "LPX64" range : "DRANGE" rc = %d\n",
fld->lsf_name, seq, PRANGE(range), rc);
RETURN(rc);
}
