[Xen-devel] [PATCH 23/62] x86: irq: Remove IRQF_DISABLED

[Yong Zhang <yong.zhang0@xxxxxxxxx>]

This flag is a NOOP and can be removed now.

Signed-off-by: Yong Zhang <yong.zhang0@xxxxxxxxx>
---
 arch/x86/include/asm/floppy.h |    4 ++--
 arch/x86/kernel/hpet.c        |    2 +-
 arch/x86/kernel/time.c        |    2 +-
 arch/x86/xen/smp.c            |    8 ++++----
 arch/x86/xen/spinlock.c       |    2 +-
 arch/x86/xen/time.c           |    5 ++---
 6 files changed, 11 insertions(+), 12 deletions(-)

diff --git a/arch/x86/include/asm/floppy.h b/arch/x86/include/asm/floppy.h
index dbe82a5..22bf4d6 100644
--- a/arch/x86/include/asm/floppy.h
+++ b/arch/x86/include/asm/floppy.h
@@ -145,10 +145,10 @@ static int fd_request_irq(void)
 {
        if (can_use_virtual_dma)
                return request_irq(FLOPPY_IRQ, floppy_hardint,
-                                  IRQF_DISABLED, "floppy", NULL);
+                                  0, "floppy", NULL);
        else
                return request_irq(FLOPPY_IRQ, floppy_interrupt,
-                                  IRQF_DISABLED, "floppy", NULL);
+                                  0, "floppy", NULL);
 }
 
 static unsigned long dma_mem_alloc(unsigned long size)
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index 4aecc54..9d96096 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -515,7 +515,7 @@ static int hpet_setup_irq(struct hpet_dev *dev)
 {
 
        if (request_irq(dev->irq, hpet_interrupt_handler,
-                       IRQF_TIMER | IRQF_DISABLED | IRQF_NOBALANCING,
+                       IRQF_TIMER | IRQF_NOBALANCING,
                        dev->name, dev))
                return -1;
 
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c
index 5a64d05..e62386a 100644
--- a/arch/x86/kernel/time.c
+++ b/arch/x86/kernel/time.c
@@ -70,7 +70,7 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
 
 static struct irqaction irq0  = {
        .handler = timer_interrupt,
-       .flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_IRQPOLL | IRQF_TIMER,
+       .flags = IRQF_NOBALANCING | IRQF_IRQPOLL | IRQF_TIMER,
        .name = "timer"
 };
 
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c
index e79dbb9..b20b94d 100644
--- a/arch/x86/xen/smp.c
+++ b/arch/x86/xen/smp.c
@@ -99,7 +99,7 @@ static int xen_smp_intr_init(unsigned int cpu)
        rc = bind_ipi_to_irqhandler(XEN_RESCHEDULE_VECTOR,
                                    cpu,
                                    xen_reschedule_interrupt,
-                                   IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+                                   IRQF_PERCPU|IRQF_NOBALANCING,
                                    resched_name,
                                    NULL);
        if (rc < 0)
@@ -110,7 +110,7 @@ static int xen_smp_intr_init(unsigned int cpu)
        rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_VECTOR,
                                    cpu,
                                    xen_call_function_interrupt,
-                                   IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+                                   IRQF_PERCPU|IRQF_NOBALANCING,
                                    callfunc_name,
                                    NULL);
        if (rc < 0)
@@ -119,7 +119,7 @@ static int xen_smp_intr_init(unsigned int cpu)
 
        debug_name = kasprintf(GFP_KERNEL, "debug%d", cpu);
        rc = bind_virq_to_irqhandler(VIRQ_DEBUG, cpu, xen_debug_interrupt,
-                                    IRQF_DISABLED | IRQF_PERCPU | 
IRQF_NOBALANCING,
+                                    IRQF_PERCPU | IRQF_NOBALANCING,
                                     debug_name, NULL);
        if (rc < 0)
                goto fail;
@@ -129,7 +129,7 @@ static int xen_smp_intr_init(unsigned int cpu)
        rc = bind_ipi_to_irqhandler(XEN_CALL_FUNCTION_SINGLE_VECTOR,
                                    cpu,
                                    xen_call_function_single_interrupt,
-                                   IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+                                   IRQF_PERCPU|IRQF_NOBALANCING,
                                    callfunc_name,
                                    NULL);
        if (rc < 0)
diff --git a/arch/x86/xen/spinlock.c b/arch/x86/xen/spinlock.c
index cc9b1e1..27882f5 100644
--- a/arch/x86/xen/spinlock.c
+++ b/arch/x86/xen/spinlock.c
@@ -354,7 +354,7 @@ void __cpuinit xen_init_lock_cpu(int cpu)
        irq = bind_ipi_to_irqhandler(XEN_SPIN_UNLOCK_VECTOR,
                                     cpu,
                                     dummy_handler,
-                                    IRQF_DISABLED|IRQF_PERCPU|IRQF_NOBALANCING,
+                                    IRQF_PERCPU|IRQF_NOBALANCING,
                                     name,
                                     NULL);
 
diff --git a/arch/x86/xen/time.c b/arch/x86/xen/time.c
index 5158c50..f164ccc 100644
--- a/arch/x86/xen/time.c
+++ b/arch/x86/xen/time.c
@@ -393,9 +393,8 @@ void xen_setup_timer(int cpu)
                name = "<timer kasprintf failed>";
 
        irq = bind_virq_to_irqhandler(VIRQ_TIMER, cpu, xen_timer_interrupt,
-                                     IRQF_DISABLED|IRQF_PERCPU|
-                                     IRQF_NOBALANCING|IRQF_TIMER|
-                                     IRQF_FORCE_RESUME,
+                                     IRQF_PERCPU|IRQF_NOBALANCING|
+                                     IRQF_TIMER|IRQF_FORCE_RESUME,
                                      name, NULL);
 
        evt = &per_cpu(xen_clock_events, cpu);
-- 
1.7.4.1


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