privatize has_pending_signals()
PATCH 9/9 privatize has_pending_signals()
This patch privatizes has_pending_signals() to kernel/signal.c, which was the file containing its only two callsites in the kernel.
include/linux/sched.h | 30 ------------------------------ kernel/signal.c | 30 ++++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+), 30 deletions(-)
include/linux/sched.h +0 -30
@@ -545,36 +545,6 @@ extern int kill_proc(pid_t, int, int);extern int do_sigaction (int ,const struct k_sigaction *,struct k_sigaction *);extern int do_sigaltstack (const stack_t *,stack_t *,unsigned long ); -/* -* Re-calculate pending state from the set of locally pending -* signals, globally pending signals, and blocked signals. -*/ -static inline int has_pending_signals (sigset_t *signal,sigset_t *blocked) -{ -unsigned long ready; -long i; - -switch (_NSIG_WORDS) { -default : -for (i = _NSIG_WORDS, ready =0 ; --i >=0 ;) - ready |= signal->sig[i] &~ blocked->sig[i]; -break ; - -case 4 : ready = signal->sig[3 ] &~ blocked->sig[3 ]; - ready |= signal->sig[2 ] &~ blocked->sig[2 ]; - ready |= signal->sig[1 ] &~ blocked->sig[1 ]; - ready |= signal->sig[0 ] &~ blocked->sig[0 ]; -break ; - -case 2 : ready = signal->sig[1 ] &~ blocked->sig[1 ]; - ready |= signal->sig[0 ] &~ blocked->sig[0 ]; -break ; - -case 1 : ready = signal->sig[0 ] &~ blocked->sig[0 ]; - } -return ready !=0 ; -} -/* True if we are on the alternate signal stack. */ static inline int on_sig_stack (unsigned long sp)
kernel/signal.c +30 -0
@@ -160,6 +160,36 @@ int max_queued_signals = 1024;static int __send_sig_info (int sig,struct siginfo *info,struct task_struct *p); +/* +* Re-calculate pending state from the set of locally pending +* signals, globally pending signals, and blocked signals. +*/ +static inline int has_pending_signals (sigset_t *signal,sigset_t *blocked) +{ +unsigned long ready; +long i; + +switch (_NSIG_WORDS) { +default : +for (i = _NSIG_WORDS, ready =0 ; --i >=0 ;) + ready |= signal->sig[i] &~ blocked->sig[i]; +break ; + +case 4 : ready = signal->sig[3 ] &~ blocked->sig[3 ]; + ready |= signal->sig[2 ] &~ blocked->sig[2 ]; + ready |= signal->sig[1 ] &~ blocked->sig[1 ]; + ready |= signal->sig[0 ] &~ blocked->sig[0 ]; +break ; + +case 2 : ready = signal->sig[1 ] &~ blocked->sig[1 ]; + ready |= signal->sig[0 ] &~ blocked->sig[0 ]; +break ; + +case 1 : ready = signal->sig[0 ] &~ blocked->sig[0 ]; + } +return ready !=0 ; +} +#define PENDING (p,b) has_pending_signals(&(p)->signal, (b))void recalc_sigpending_tsk (struct task_struct *t)