linux-stable/include/linux/ipc.h
NeilBrown 0eb71a9da5 rhashtable: split rhashtable.h
Due to the use of rhashtables in net namespaces,
rhashtable.h is included in lots of the kernel,
so a small changes can required a large recompilation.
This makes development painful.

This patch splits out rhashtable-types.h which just includes
the major type declarations, and does not include (non-trivial)
inline code.  rhashtable.h is no longer included by anything
in the include/ directory.
Common include files only include rhashtable-types.h so a large
recompilation is only triggered when that changes.

Acked-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2018-06-22 13:43:27 +09:00

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C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_IPC_H
#define _LINUX_IPC_H
#include <linux/spinlock.h>
#include <linux/uidgid.h>
#include <linux/rhashtable-types.h>
#include <uapi/linux/ipc.h>
#include <linux/refcount.h>
/* used by in-kernel data structures */
struct kern_ipc_perm {
spinlock_t lock;
bool deleted;
int id;
key_t key;
kuid_t uid;
kgid_t gid;
kuid_t cuid;
kgid_t cgid;
umode_t mode;
unsigned long seq;
void *security;
struct rhash_head khtnode;
struct rcu_head rcu;
refcount_t refcount;
} ____cacheline_aligned_in_smp __randomize_layout;
#endif /* _LINUX_IPC_H */