33 lines
656 B
C
33 lines
656 B
C
#ifndef _LINUX_IPC_H
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#define _LINUX_IPC_H
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#include <linux/spinlock.h>
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#include <linux/uidgid.h>
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#include <linux/rhashtable.h>
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#include <uapi/linux/ipc.h>
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#include <linux/refcount.h>
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#define IPCMNI 32768 /* <= MAX_INT limit for ipc arrays (including sysctl changes) */
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/* used by in-kernel data structures */
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struct kern_ipc_perm {
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spinlock_t lock;
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bool deleted;
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int id;
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key_t key;
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kuid_t uid;
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kgid_t gid;
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kuid_t cuid;
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kgid_t cgid;
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umode_t mode;
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unsigned long seq;
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void *security;
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struct rhash_head khtnode;
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struct rcu_head rcu;
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refcount_t refcount;
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} ____cacheline_aligned_in_smp __randomize_layout;
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#endif /* _LINUX_IPC_H */
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