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linux-next/net/ceph/ceph_strings.c
Ilya Dryomov ed95b21a4b rbd: support for exclusive-lock feature
Add basic support for RBD_FEATURE_EXCLUSIVE_LOCK feature.  Maintenance
operations (resize, snapshot create, etc) are offloaded to librbd via
returning -EOPNOTSUPP - librbd should request the lock and execute the
operation.

Signed-off-by: Ilya Dryomov <idryomov@gmail.com>
Reviewed-by: Mike Christie <mchristi@redhat.com>
Tested-by: Mike Christie <mchristi@redhat.com>
2016-08-24 23:49:16 +02:00

62 lines
1.2 KiB
C

/*
* Ceph string constants
*/
#include <linux/module.h>
#include <linux/ceph/types.h>
const char *ceph_entity_type_name(int type)
{
switch (type) {
case CEPH_ENTITY_TYPE_MDS: return "mds";
case CEPH_ENTITY_TYPE_OSD: return "osd";
case CEPH_ENTITY_TYPE_MON: return "mon";
case CEPH_ENTITY_TYPE_CLIENT: return "client";
case CEPH_ENTITY_TYPE_AUTH: return "auth";
default: return "unknown";
}
}
EXPORT_SYMBOL(ceph_entity_type_name);
const char *ceph_osd_op_name(int op)
{
switch (op) {
#define GENERATE_CASE(op, opcode, str) case CEPH_OSD_OP_##op: return (str);
__CEPH_FORALL_OSD_OPS(GENERATE_CASE)
#undef GENERATE_CASE
default:
return "???";
}
}
const char *ceph_osd_watch_op_name(int o)
{
switch (o) {
case CEPH_OSD_WATCH_OP_UNWATCH:
return "unwatch";
case CEPH_OSD_WATCH_OP_WATCH:
return "watch";
case CEPH_OSD_WATCH_OP_RECONNECT:
return "reconnect";
case CEPH_OSD_WATCH_OP_PING:
return "ping";
default:
return "???";
}
}
const char *ceph_osd_state_name(int s)
{
switch (s) {
case CEPH_OSD_EXISTS:
return "exists";
case CEPH_OSD_UP:
return "up";
case CEPH_OSD_AUTOOUT:
return "autoout";
case CEPH_OSD_NEW:
return "new";
default:
return "???";
}
}