aos/kernel/include/distcaps.h
Daniel Schwyn 6d444bf552 Main handout
Signed-off-by: Daniel Schwyn <daniel.schwyn@inf.ethz.ch>
2022-03-03 14:57:51 +01:00

54 lines
1.1 KiB
C

/*
* Copyright (c) 2012, ETH Zurich.
* All rights reserved.
*
* This file is distributed under the terms in the attached LICENSE file.
* If you do not find this file, copies can be found by writing to:
* ETH Zurich D-INFK, Universitaetstrasse 6, CH-8092 Zurich. Attn: Systems Group.
*/
#ifndef DISTCAPS_H
#define DISTCAPS_H
#include <kernel.h>
#include <barrelfish_kpi/types.h>
#include <barrelfish_kpi/capabilities.h>
#include <barrelfish_kpi/distcaps.h>
#include <mdb/mdb.h>
#include <capabilities.h>
struct cte;
static inline distcap_state_t
distcap_get_state(struct cte *dcap)
{
distcap_state_t result = 0;
if (dcap->mdbnode.owner != my_core_id) {
result |= DISTCAP_STATE_FOREIGN;
}
if (dcap->mdbnode.locked || dcap->mdbnode.in_delete) {
result |= DISTCAP_STATE_BUSY;
}
return result;
}
static inline bool
distcap_is_foreign(struct cte *dcap)
{
return dcap->mdbnode.owner != my_core_id;
}
static inline bool
distcap_is_in_delete(struct cte *dcap)
{
return dcap->mdbnode.in_delete;
}
static inline void
distcap_set_deleted(struct cte *dcap)
{
dcap->mdbnode.in_delete = true;
}
#endif