#include "internal.h"
#include "pnfs.h"
+#include "nfs4trace.h"
+
#define NFSDBG_FACILITY NFSDBG_PNFS
/*
d = __nfs4_find_get_deviceid(server, id, hash);
if (d)
- return d;
+ goto found;
new = nfs4_get_device_info(server, id, cred, gfp_mask);
- if (!new)
+ if (!new) {
+ trace_nfs4_find_deviceid(server, id, -ENOENT);
return new;
+ }
spin_lock(&nfs4_deviceid_lock);
d = __nfs4_find_get_deviceid(server, id, hash);
if (d) {
spin_unlock(&nfs4_deviceid_lock);
server->pnfs_curr_ld->free_deviceid_node(new);
- return d;
+ } else {
+ atomic_inc(&new->ref);
+ hlist_add_head_rcu(&new->node, &nfs4_deviceid_cache[hash]);
+ spin_unlock(&nfs4_deviceid_lock);
+ d = new;
}
- hlist_add_head_rcu(&new->node, &nfs4_deviceid_cache[hash]);
- atomic_inc(&new->ref);
- spin_unlock(&nfs4_deviceid_lock);
-
- return new;
+found:
+ trace_nfs4_find_deviceid(server, id, 0);
+ return d;
}
EXPORT_SYMBOL_GPL(nfs4_find_get_deviceid);
}
if (!atomic_dec_and_test(&d->ref))
return false;
+ trace_nfs4_deviceid_free(d->nfs_client, &d->deviceid);
d->ld->free_deviceid_node(d);
return true;
}