aboutsummaryrefslogtreecommitdiffstats
path: root/arch/um/kernel/irq.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/um/kernel/irq.c')
-rw-r--r--arch/um/kernel/irq.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index 9870febdbead..cf0dd9cf8c43 100644
--- a/arch/um/kernel/irq.c
+++ b/arch/um/kernel/irq.c
@@ -518,13 +518,13 @@ int init_aio_irq(int irq, char *name, irq_handler_t handler)
static unsigned long pending_mask;
-unsigned long to_irq_stack(int sig, unsigned long *mask_out)
+unsigned long to_irq_stack(unsigned long *mask_out)
{
struct thread_info *ti;
unsigned long mask, old;
int nested;
- mask = xchg(&pending_mask, 1 << sig);
+ mask = xchg(&pending_mask, *mask_out);
if(mask != 0){
/* If any interrupts come in at this point, we want to
* make sure that their bits aren't lost by our
@@ -534,7 +534,7 @@ unsigned long to_irq_stack(int sig, unsigned long *mask_out)
* and pending_mask contains a bit for each interrupt
* that came in.
*/
- old = 1 << sig;
+ old = *mask_out;
do {
old |= mask;
mask = xchg(&pending_mask, old);
@@ -550,6 +550,7 @@ unsigned long to_irq_stack(int sig, unsigned long *mask_out)
task = cpu_tasks[ti->cpu].task;
tti = task_thread_info(task);
+
*ti = *tti;
ti->real_thread = tti;
task->stack = ti;

Privacy Policy