# include <lustre_quota.h>
#endif
-static struct obd_ops cmm_obd_device_ops = {
+struct obd_ops cmm_obd_device_ops = {
.o_owner = THIS_MODULE
};
static inline int lu_device_is_cmm(struct lu_device *d)
{
- return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &cmm_lu_ops);
+ return ergo(d != NULL && d->ld_ops != NULL, d->ld_ops == &cmm_lu_ops);
}
int cmm_root_get(const struct lu_env *env, struct md_device *md,
struct kstatfs *sfs)
{
struct cmm_device *cmm_dev = md2cmm_dev(md);
- int rc;
+ int rc;
ENTRY;
rc = cmm_child_ops(cmm_dev)->mdo_statfs(env,
RETURN(rc);
}
+static int cmm_llog_ctxt_get(const struct lu_env *env, struct md_device *m,
+ int idx, void **h)
+{
+ struct cmm_device *cmm_dev = md2cmm_dev(m);
+ int rc;
+ ENTRY;
+
+ rc = cmm_child_ops(cmm_dev)->mdo_llog_ctxt_get(env, cmm_dev->cmm_child,
+ idx, h);
+ RETURN(rc);
+}
+
#ifdef HAVE_QUOTA_SUPPORT
static int cmm_quota_notify(const struct lu_env *env, struct md_device *m)
{
int rc;
ENTRY;
- /* disable quota for CMD case temporary. */
- if (cmm_dev->cmm_tgt_count)
- RETURN(-EOPNOTSUPP);
-
rc = cmm_child_ops(cmm_dev)->mdo_quota.mqo_notify(env,
cmm_dev->cmm_child);
RETURN(rc);
int rc;
ENTRY;
- /* disable quota for CMD case temporary. */
- if (cmm_dev->cmm_tgt_count)
- RETURN(-EOPNOTSUPP);
-
rc = cmm_child_ops(cmm_dev)->mdo_quota.mqo_setup(env,
cmm_dev->cmm_child,
data);
int rc;
ENTRY;
- /* disable quota for CMD case temporary. */
- if (cmm_dev->cmm_tgt_count)
- RETURN(-EOPNOTSUPP);
-
rc = cmm_child_ops(cmm_dev)->mdo_quota.mqo_cleanup(env,
cmm_dev->cmm_child);
RETURN(rc);
int rc;
ENTRY;
- /* disable quota for CMD case temporary. */
- if (cmm_dev->cmm_tgt_count)
- RETURN(-EOPNOTSUPP);
-
rc = cmm_child_ops(cmm_dev)->mdo_quota.mqo_recovery(env,
cmm_dev->cmm_child);
RETURN(rc);
}
static int cmm_quota_on(const struct lu_env *env, struct md_device *m,
- __u32 type, __u32 id)
+ __u32 type)
{
struct cmm_device *cmm_dev = md2cmm_dev(m);
int rc;
rc = cmm_child_ops(cmm_dev)->mdo_quota.mqo_on(env,
cmm_dev->cmm_child,
- type, id);
+ type);
RETURN(rc);
}
static int cmm_quota_off(const struct lu_env *env, struct md_device *m,
- __u32 type, __u32 id)
+ __u32 type)
{
struct cmm_device *cmm_dev = md2cmm_dev(m);
int rc;
ENTRY;
- /* disable quota for CMD case temporary. */
- if (cmm_dev->cmm_tgt_count)
- RETURN(-EOPNOTSUPP);
-
rc = cmm_child_ops(cmm_dev)->mdo_quota.mqo_off(env,
cmm_dev->cmm_child,
- type, id);
+ type);
RETURN(rc);
}
}
#endif
+int cmm_iocontrol(const struct lu_env *env, struct md_device *m,
+ unsigned int cmd, int len, void *data)
+{
+ struct md_device *next = md2cmm_dev(m)->cmm_child;
+ int rc;
+
+ ENTRY;
+ rc = next->md_ops->mdo_iocontrol(env, next, cmd, len, data);
+ RETURN(rc);
+}
+
+
static const struct md_device_operations cmm_md_ops = {
.mdo_statfs = cmm_statfs,
.mdo_root_get = cmm_root_get,
.mdo_maxsize_get = cmm_maxsize_get,
.mdo_init_capa_ctxt = cmm_init_capa_ctxt,
.mdo_update_capa_key = cmm_update_capa_key,
+ .mdo_llog_ctxt_get = cmm_llog_ctxt_get,
+ .mdo_iocontrol = cmm_iocontrol,
#ifdef HAVE_QUOTA_SUPPORT
.mdo_quota = {
.mqo_notify = cmm_quota_notify,
struct lu_device *ld;
struct lu_device *cmm_lu = cmm2lu_dev(cm);
mdsno_t mdc_num;
+ struct lu_site *site = cmm2lu_dev(cm)->ld_site;
int rc;
+#ifdef HAVE_QUOTA_SUPPORT
+ int first;
+#endif
ENTRY;
/* find out that there is no such mdc */
if (IS_ERR(ld))
RETURN(PTR_ERR(ld));
- ld->ld_site = cmm2lu_dev(cm)->ld_site;
+ ld->ld_site = site;
rc = ldt->ldt_ops->ldto_device_init(env, ld, NULL, NULL);
if (rc) {
mc = lu2mdc_dev(ld);
list_add_tail(&mc->mc_linkage, &cm->cmm_targets);
cm->cmm_tgt_count++;
+#ifdef HAVE_QUOTA_SUPPORT
+ first = cm->cmm_tgt_count;
+#endif
spin_unlock(&cm->cmm_tgt_guard);
lu_device_get(cmm_lu);
target.ft_exp = mc->mc_desc.cl_exp;
fld_client_add_target(cm->cmm_fld, &target);
+ if (mc->mc_num == 0) {
+ /* this is mdt0 -> mc export, fld lookup need this export
+ to forward fld lookup request. */
+ LASSERT(!lu_site2md(site)->ms_server_fld->lsf_control_exp);
+ lu_site2md(site)->ms_server_fld->lsf_control_exp =
+ mc->mc_desc.cl_exp;
+ }
+#ifdef HAVE_QUOTA_SUPPORT
+ /* XXX: Disable quota for CMD case temporary. */
+ if (first == 1) {
+ CWARN("Disable quota for CMD case temporary!\n");
+ cmm_child_ops(cm)->mdo_quota.mqo_off(env, cm->cmm_child, UGQUOTA);
+ }
+#endif
/* Set max md size for the mdc. */
rc = cmm_post_init_mdc(env, cm);
RETURN(rc);
RETURN(rc);
}
+static int cmm_prepare(const struct lu_env *env,
+ struct lu_device *pdev,
+ struct lu_device *dev)
+{
+ struct cmm_device *cmm = lu2cmm_dev(dev);
+ struct lu_device *next = md2lu_dev(cmm->cmm_child);
+ int rc;
+
+ ENTRY;
+ rc = next->ld_ops->ldo_prepare(env, dev, next);
+ RETURN(rc);
+}
+
static const struct lu_device_operations cmm_lu_ops = {
- .ldo_object_alloc = cmm_object_alloc,
+ .ldo_object_alloc = cmm_object_alloc,
.ldo_process_config = cmm_process_config,
- .ldo_recovery_complete = cmm_recovery_complete
+ .ldo_recovery_complete = cmm_recovery_complete,
+ .ldo_prepare = cmm_prepare,
};
/* --- lu_device_type operations --- */
int cmm_upcall(const struct lu_env *env, struct md_device *md,
- enum md_upcall_event ev)
+ enum md_upcall_event ev, void *data)
{
int rc;
ENTRY;
CERROR("can not init md size %d\n", rc);
/* fall through */
default:
- rc = md_do_upcall(env, md, ev);
+ rc = md_do_upcall(env, md, ev, data);
}
RETURN(rc);
}
/* type constructor/destructor: cmm_type_init/cmm_type_fini */
LU_TYPE_INIT_FINI(cmm, &cmm_thread_key);
+/*
+ * Kludge code : it should be moved mdc_device.c if mdc_(mds)_device
+ * is really stacked.
+ */
+static int __cmm_type_init(struct lu_device_type *t)
+{
+ int rc;
+ rc = lu_device_type_init(&mdc_device_type);
+ if (rc == 0) {
+ rc = cmm_type_init(t);
+ if (rc)
+ lu_device_type_fini(&mdc_device_type);
+ }
+ return rc;
+}
+
+static void __cmm_type_fini(struct lu_device_type *t)
+{
+ lu_device_type_fini(&mdc_device_type);
+ cmm_type_fini(t);
+}
+
+static void __cmm_type_start(struct lu_device_type *t)
+{
+ mdc_device_type.ldt_ops->ldto_start(&mdc_device_type);
+ cmm_type_start(t);
+}
+
+static void __cmm_type_stop(struct lu_device_type *t)
+{
+ mdc_device_type.ldt_ops->ldto_stop(&mdc_device_type);
+ cmm_type_stop(t);
+}
+
static int cmm_device_init(const struct lu_env *env, struct lu_device *d,
const char *name, struct lu_device *next)
{
}
static struct lu_device_type_operations cmm_device_type_ops = {
- .ldto_init = cmm_type_init,
- .ldto_fini = cmm_type_fini,
+ .ldto_init = __cmm_type_init,
+ .ldto_fini = __cmm_type_fini,
- .ldto_start = cmm_type_start,
- .ldto_stop = cmm_type_stop,
+ .ldto_start = __cmm_type_start,
+ .ldto_stop = __cmm_type_stop,
.ldto_device_alloc = cmm_device_alloc,
.ldto_device_free = cmm_device_free,