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Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/Kconfig2
-rw-r--r--arch/sparc/kernel/process_64.c4
-rw-r--r--arch/sparc/kernel/syscalls.S4
3 files changed, 6 insertions, 4 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index da51da9..ffc749e 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -25,7 +25,7 @@ config SPARC
select RTC_DRV_M48T59
select HAVE_DMA_ATTRS
select HAVE_DMA_API_DEBUG
- select HAVE_ARCH_JUMP_LABEL
+ select HAVE_ARCH_JUMP_LABEL if SPARC64
select IRQ_FORCED_THREADING
select GENERIC_IRQ_SHOW
select ARCH_WANT_IPC_PARSE_VERSION
diff --git a/arch/sparc/kernel/process_64.c b/arch/sparc/kernel/process_64.c
index baebab2..b9cc976 100644
--- a/arch/sparc/kernel/process_64.c
+++ b/arch/sparc/kernel/process_64.c
@@ -57,9 +57,12 @@ void arch_cpu_idle(void)
{
if (tlb_type != hypervisor) {
touch_nmi_watchdog();
+ local_irq_enable();
} else {
unsigned long pstate;
+ local_irq_enable();
+
/* The sun4v sleeping code requires that we have PSTATE.IE cleared over
* the cpu sleep hypervisor call.
*/
@@ -81,7 +84,6 @@ void arch_cpu_idle(void)
: "=&r" (pstate)
: "i" (PSTATE_IE));
}
- local_irq_enable();
}
#ifdef CONFIG_HOTPLUG_CPU
diff --git a/arch/sparc/kernel/syscalls.S b/arch/sparc/kernel/syscalls.S
index d950197..6dee795 100644
--- a/arch/sparc/kernel/syscalls.S
+++ b/arch/sparc/kernel/syscalls.S
@@ -189,7 +189,8 @@ linux_sparc_syscall32:
mov %i0, %l5 ! IEU1
5: call %l7 ! CTI Group brk forced
srl %i5, 0, %o5 ! IEU1
- ba,a,pt %xcc, 3f
+ ba,pt %xcc, 3f
+ sra %o0, 0, %o0
/* Linux native system calls enter here... */
.align 32
@@ -217,7 +218,6 @@ linux_sparc_syscall:
3: stx %o0, [%sp + PTREGS_OFF + PT_V9_I0]
ret_sys_call:
ldx [%sp + PTREGS_OFF + PT_V9_TSTATE], %g3
- sra %o0, 0, %o0
mov %ulo(TSTATE_XCARRY | TSTATE_ICARRY), %g2
sllx %g2, 32, %g2