函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\exec.c Create Date:2022-07-29 10:33:52
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：exec_binprm

函数原型：static int exec_binprm(struct linux_binprm *bprm)

返回类型：int

参数：

类型参数名称
struct linux_binprm *bprm
1696  old_pid等于pid
1697  _read_lock() - mark the beginning of an RCU read-side critical section* When synchronize_rcu() is invoked on one CPU while other CPUs* are within RCU read-side critical sections, then the* synchronize_rcu() is guaranteed to block until after all the other
1698  old_vpid等于task_pid_nr_ns(当前进程, 取进程的空间)
1699  _read_unlock() - marks the end of an RCU read-side critical section.* In most situations, rcu_read_unlock() is immune from deadlock.* However, in kernels built with CONFIG_RCU_BOOST, rcu_read_unlock()
1701  ret等于ycle the list of binary formats handler, until one recognizes the image
1702  如果ret大于等于0则
1703  audit_bprm(bprm)
1704  Tracepoint for exec:
1705  ptrace_event - possibly stop for a ptrace event notification*@event: %PTRACE_EVENT_* value to report*@message: value for %PTRACE_GETEVENTMSG to return* Check whether @event is enabled and, if so, report @event and @message* to the ptrace parent.
1706  proc_exec_connector(当前进程)
1709  返回:ret
调用者
名称描述
__do_execve_filesys_execve() executes a new program.