Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml

[firefly-linux-kernel-4.4.55.git] / arch / mips / kernel / signal.c

diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index 185ca00c4c84d53be39e2d7e98031f37b6a0d5bf..d5a338a1739c9027fcc3db50c30a59f15f6c2e62 100644 (file)
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -257,11 +257,8 @@ asmlinkage int sys_sigsuspend(nabi_no_regargs struct pt_regs regs)
                return -EFAULT;
        sigdelsetmask(&newset, ~_BLOCKABLE);
 
-       spin_lock_irq(&current->sighand->siglock);
        current->saved_sigmask = current->blocked;
-       current->blocked = newset;
-       recalc_sigpending();
-       spin_unlock_irq(&current->sighand->siglock);
+       set_current_blocked(&newset);
 
        current->state = TASK_INTERRUPTIBLE;
        schedule();
@@ -286,11 +283,8 @@ asmlinkage int sys_rt_sigsuspend(nabi_no_regargs struct pt_regs regs)
                return -EFAULT;
        sigdelsetmask(&newset, ~_BLOCKABLE);
 
-       spin_lock_irq(&current->sighand->siglock);
        current->saved_sigmask = current->blocked;
-       current->blocked = newset;
-       recalc_sigpending();
-       spin_unlock_irq(&current->sighand->siglock);
+       set_current_blocked(&newset);
 
        current->state = TASK_INTERRUPTIBLE;
        schedule();
@@ -362,10 +356,7 @@ asmlinkage void sys_sigreturn(nabi_no_regargs struct pt_regs regs)
                goto badframe;
 
        sigdelsetmask(&blocked, ~_BLOCKABLE);
-       spin_lock_irq(&current->sighand->siglock);
-       current->blocked = blocked;
-       recalc_sigpending();
-       spin_unlock_irq(&current->sighand->siglock);
+       set_current_blocked(&blocked);
 
        sig = restore_sigcontext(&regs, &frame->sf_sc);
        if (sig < 0)
@@ -401,10 +392,7 @@ asmlinkage void sys_rt_sigreturn(nabi_no_regargs struct pt_regs regs)
                goto badframe;
 
        sigdelsetmask(&set, ~_BLOCKABLE);
-       spin_lock_irq(&current->sighand->siglock);
-       current->blocked = set;
-       recalc_sigpending();
-       spin_unlock_irq(&current->sighand->siglock);
+       set_current_blocked(&set);
 
        sig = restore_sigcontext(&regs, &frame->rs_uc.uc_mcontext);
        if (sig < 0)
@@ -580,12 +568,7 @@ static int handle_signal(unsigned long sig, siginfo_t *info,
        if (ret)
                return ret;
 
-       spin_lock_irq(&current->sighand->siglock);
-       sigorsets(&current->blocked, &current->blocked, &ka->sa.sa_mask);
-       if (!(ka->sa.sa_flags & SA_NODEFER))
-               sigaddset(&current->blocked, sig);
-       recalc_sigpending();
-       spin_unlock_irq(&current->sighand->siglock);
+       block_sigmask(ka, sig);
 
        return ret;
 }