函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\signal.c Create Date:2022-07-27 10:16:57
Last Modify:2020-03-17 13:28:47 Copyright©Brick
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函数名称：set_compat_user_sigmask

函数原型：int set_compat_user_sigmask(const compat_sigset_t __user *umask, size_t sigsetsize)

返回类型：int

参数：

类型参数名称
const compat_sigset_t __user *umask
size_tsigsetsize
2988  如果非umask则返回:0
2990  如果sigsetsize不等于sizeof(compat_sigset_t)则返回:负EINVAL
2992  如果get_compat_sigset( & kmask, umask)则返回:负EFAULT
2995  Higher-quality implementation, used if TIF_RESTORE_SIGMASK doesn't exist.
2996  saved_sigmask等于blocked
2997  set_current_blocked - change current->blocked mask*@newset: new mask* It is wrong to change ->blocked directly, this helper should be used* to ensure the process can't miss a shared signal we are going to block.
2999  返回:0
调用者
名称描述
COMPAT_SYSCALL_DEFINE5New compat syscall for 64 bit time_t
COMPAT_SYSCALL_DEFINE6
COMPAT_SYSCALL_DEFINE6
io_cqring_waitWait until events become available, if we don't already have some. The* application must reap them itself, as they reside on the shared cq ring.
do_compat_pselect