threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
64 lines
1.7 KiB
C
64 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_SCHED_USER_H
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#define _LINUX_SCHED_USER_H
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#include <linux/uidgid.h>
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#include <linux/atomic.h>
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struct key;
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/*
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* Some day this will be a full-fledged user tracking system..
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*/
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struct user_struct {
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atomic_t __count; /* reference count */
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atomic_t processes; /* How many processes does this user have? */
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atomic_t sigpending; /* How many pending signals does this user have? */
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#ifdef CONFIG_FANOTIFY
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atomic_t fanotify_listeners;
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#endif
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#ifdef CONFIG_EPOLL
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atomic_long_t epoll_watches; /* The number of file descriptors currently watched */
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#endif
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#ifdef CONFIG_POSIX_MQUEUE
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/* protected by mq_lock */
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unsigned long mq_bytes; /* How many bytes can be allocated to mqueue? */
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#endif
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unsigned long locked_shm; /* How many pages of mlocked shm ? */
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unsigned long unix_inflight; /* How many files in flight in unix sockets */
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atomic_long_t pipe_bufs; /* how many pages are allocated in pipe buffers */
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#ifdef CONFIG_KEYS
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struct key *uid_keyring; /* UID specific keyring */
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struct key *session_keyring; /* UID's default session keyring */
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#endif
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/* Hash table maintenance information */
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struct hlist_node uidhash_node;
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kuid_t uid;
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#if defined(CONFIG_PERF_EVENTS) || defined(CONFIG_BPF_SYSCALL) || \
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defined(CONFIG_NET)
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atomic_long_t locked_vm;
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#endif
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};
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extern int uids_sysfs_init(void);
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extern struct user_struct *find_user(kuid_t);
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extern struct user_struct root_user;
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#define INIT_USER (&root_user)
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/* per-UID process charging. */
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extern struct user_struct * alloc_uid(kuid_t);
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static inline struct user_struct *get_uid(struct user_struct *u)
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{
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atomic_inc(&u->__count);
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return u;
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}
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extern void free_uid(struct user_struct *);
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#endif /* _LINUX_SCHED_USER_H */
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