SYS_SIGPROCMASK(9) Driver Basics SYS_SIGPROCMASK(9)NAMEsys_sigprocmask - examine and change blocked signals
SYNOPSIS
long sys_sigprocmask(int how, old_sigset_t __user * nset,
old_sigset_t __user * oset);
ARGUMENTS
how
whether to add, remove, or set signals
nset
signals to add or remove (if non-null)
oset
previous value of signal mask if non-null
DESCRIPTION
Some platforms have their own version with special arguments; others
support only sys_rt_sigprocmask.
COPYRIGHTKernel Hackers Manual 3.11 November 2013 SYS_SIGPROCMASK(9)