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-rw-r--r--arch/sparc/kernel/signal32.c19
-rw-r--r--arch/sparc/kernel/signal_32.c30
-rw-r--r--arch/sparc/kernel/signal_64.c30
3 files changed, 30 insertions, 49 deletions
diff --git a/arch/sparc/kernel/signal32.c b/arch/sparc/kernel/signal32.c
index 1ba95aff5d5..3b3a3fc3ce0 100644
--- a/arch/sparc/kernel/signal32.c
+++ b/arch/sparc/kernel/signal32.c
@@ -273,10 +273,7 @@ void do_sigreturn32(struct pt_regs *regs)
case 1: set.sig[0] = seta[0] + (((long)seta[1]) << 32);
}
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
return;
segv:
@@ -377,10 +374,7 @@ asmlinkage void do_rt_sigreturn32(struct pt_regs *regs)
case 1: set.sig[0] = seta.sig[0] + (((long)seta.sig[1]) << 32);
}
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
return;
segv:
force_sig(SIGSEGV, current);
@@ -782,6 +776,7 @@ static inline int handle_signal32(unsigned long signr, struct k_sigaction *ka,
siginfo_t *info,
sigset_t *oldset, struct pt_regs *regs)
{
+ sigset_t blocked;
int err;
if (ka->sa.sa_flags & SA_SIGINFO)
@@ -792,12 +787,10 @@ static inline int handle_signal32(unsigned long signr, struct k_sigaction *ka,
if (err)
return err;
- spin_lock_irq(&current->sighand->siglock);
- sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+ sigorsets(&blocked, &current->blocked, &ka->sa.sa_mask);
if (!(ka->sa.sa_flags & SA_NOMASK))
- sigaddset(&current->blocked,signr);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ sigaddset(&blocked, signr);
+ set_current_blocked(&blocked);
tracehook_signal_handler(signr, info, ka, regs, 0);
diff --git a/arch/sparc/kernel/signal_32.c b/arch/sparc/kernel/signal_32.c
index 04ede8f04ad..030087a63fb 100644
--- a/arch/sparc/kernel/signal_32.c
+++ b/arch/sparc/kernel/signal_32.c
@@ -62,12 +62,13 @@ struct rt_signal_frame {
static int _sigpause_common(old_sigset_t set)
{
- set &= _BLOCKABLE;
- spin_lock_irq(&current->sighand->siglock);
+ sigset_t blocked;
+
current->saved_sigmask = current->blocked;
- siginitset(&current->blocked, set);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+
+ set &= _BLOCKABLE;
+ siginitset(&blocked, set);
+ set_current_blocked(&blocked);
current->state = TASK_INTERRUPTIBLE;
schedule();
@@ -139,10 +140,7 @@ asmlinkage void do_sigreturn(struct pt_regs *regs)
goto segv_and_exit;
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
return;
segv_and_exit:
@@ -209,10 +207,7 @@ asmlinkage void do_rt_sigreturn(struct pt_regs *regs)
}
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
return;
segv:
force_sig(SIGSEGV, current);
@@ -470,6 +465,7 @@ static inline int
handle_signal(unsigned long signr, struct k_sigaction *ka,
siginfo_t *info, sigset_t *oldset, struct pt_regs *regs)
{
+ sigset_t blocked;
int err;
if (ka->sa.sa_flags & SA_SIGINFO)
@@ -480,12 +476,10 @@ handle_signal(unsigned long signr, struct k_sigaction *ka,
if (err)
return err;
- spin_lock_irq(&current->sighand->siglock);
- sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+ sigorsets(&blocked, &current->blocked, &ka->sa.sa_mask);
if (!(ka->sa.sa_flags & SA_NOMASK))
- sigaddset(&current->blocked, signr);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ sigaddset(&blocked, signr);
+ set_current_blocked(&blocked);
tracehook_signal_handler(signr, info, ka, regs, 0);
diff --git a/arch/sparc/kernel/signal_64.c b/arch/sparc/kernel/signal_64.c
index 47509df3b89..f895c407648 100644
--- a/arch/sparc/kernel/signal_64.c
+++ b/arch/sparc/kernel/signal_64.c
@@ -70,10 +70,7 @@ asmlinkage void sparc64_set_context(struct pt_regs *regs)
goto do_sigsegv;
}
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
}
if (test_thread_flag(TIF_32BIT)) {
pc &= 0xffffffff;
@@ -242,12 +239,13 @@ struct rt_signal_frame {
static long _sigpause_common(old_sigset_t set)
{
- set &= _BLOCKABLE;
- spin_lock_irq(&current->sighand->siglock);
+ sigset_t blocked;
+
current->saved_sigmask = current->blocked;
- siginitset(&current->blocked, set);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+
+ set &= _BLOCKABLE;
+ siginitset(&blocked, set);
+ set_current_blocked(&blocked);
current->state = TASK_INTERRUPTIBLE;
schedule();
@@ -327,10 +325,7 @@ void do_rt_sigreturn(struct pt_regs *regs)
pt_regs_clear_syscall(regs);
sigdelsetmask(&set, ~_BLOCKABLE);
- spin_lock_irq(&current->sighand->siglock);
- current->blocked = set;
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ set_current_blocked(&set);
return;
segv:
force_sig(SIGSEGV, current);
@@ -484,18 +479,17 @@ static inline int handle_signal(unsigned long signr, struct k_sigaction *ka,
siginfo_t *info,
sigset_t *oldset, struct pt_regs *regs)
{
+ sigset_t blocked;
int err;
err = setup_rt_frame(ka, regs, signr, oldset,
(ka->sa.sa_flags & SA_SIGINFO) ? info : NULL);
if (err)
return err;
- spin_lock_irq(&current->sighand->siglock);
- sigorsets(&current->blocked,&current->blocked,&ka->sa.sa_mask);
+ sigorsets(&blocked, &current->blocked, &ka->sa.sa_mask);
if (!(ka->sa.sa_flags & SA_NOMASK))
- sigaddset(&current->blocked,signr);
- recalc_sigpending();
- spin_unlock_irq(&current->sighand->siglock);
+ sigaddset(&blocked, signr);
+ set_current_blocked(&blocked);
tracehook_signal_handler(signr, info, ka, regs, 0);
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-12-26 21:29:51 +0000