free_uid

函数名称：free_uid

函数原型：void free_uid(struct user_struct *up)

返回类型：void

参数：

类型	参数	名称
struct user_struct *	up

168

如果非up则返回

171

如果_dec_and_lock_irqsave - return holding spinlock with disabled* interrupts if able to decrement refcount to 0*@r: the refcount*@lock: the spinlock to be locked*@flags: saved IRQ-flags if the is acquired* Same as refcount_dec_and_lock() above except that 则IRQs are disabled and uidhash_lock is held upon function entry.* IRQ state (as stored in flags) is restored and uidhash_lock released* upon function exit.

**调用者**
名称	描述
__sigqueue_alloc	allocate a new signal queue record* - this may be called without locks if and only if t == current, otherwise an* appropriate lock must be held to stop the target task from exiting
__sigqueue_free
SYSCALL_DEFINE3
SYSCALL_DEFINE2	Ugh. To avoid negative return values, "getpriority()" will* not return the normal nice-value, but a negated value that* has been offset by 20 (ie it returns 40..1 instead of -20..19)* to stay compatible.
put_cred_rcu	The RCU callback to actually dispose of a set of credentials
bpf_map_charge_init
bpf_map_charge_finish
bpf_prog_charge_memlock
bpf_prog_uncharge_memlock
perf_mmap_close	A buffer can be mmap()ed multiple times; either directly through the same* event, or through other events by use of perf_event_set_output().* In order to undo the VM accounting done by perf_mmap() we need to destroy
SYSCALL_DEFINE2
free_pipe_info
fanotify_free_group_priv
SYSCALL_DEFINE2	anotify syscalls
ep_free
ep_alloc
io_ring_ctx_free
io_uring_create
user_shm_unlock
mqueue_evict_inode
SYSCALL_DEFINE3
alloc_pipe_info

源代码转换工具开放的插件接口	X
支持：c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现：逻辑报告代码生成和批量转换代码