Re: [PATCH v3 6/8] genirq: Add and use an irq_data_update_affinity helper

2022-07-07 Thread Oleksandr Tyshchenko via iommu 


On 07.07.22 11:39, Marc Zyngier wrote:


Hello Marc

> On Sun, 03 Jul 2022 16:22:03 +0100,
> Oleksandr  wrote:
>>
>> On 01.07.22 23:00, Samuel Holland wrote:
>>
>>
>> Hello Samuel
>>
>>> Some architectures and irqchip drivers modify the cpumask returned by
>>> irq_data_get_affinity_mask, usually by copying in to it. This is
>>> problematic for uniprocessor configurations, where the affinity mask
>>> should be constant, as it is known at compile time.
>>>
>>> Add and use a setter for the affinity mask, following the pattern of
>>> irq_data_update_effective_affinity. This allows the getter function to
>>> return a const cpumask pointer.
>>>
>>> Signed-off-by: Samuel Holland 
>>> ---
>>>
>>> Changes in v3:
>>>- New patch to introduce irq_data_update_affinity
>>>
>>>arch/alpha/kernel/irq.c  | 2 +-
>>>arch/ia64/kernel/iosapic.c   | 2 +-
>>>arch/ia64/kernel/irq.c   | 4 ++--
>>>arch/ia64/kernel/msi_ia64.c  | 4 ++--
>>>arch/parisc/kernel/irq.c | 2 +-
>>>drivers/irqchip/irq-bcm6345-l1.c | 4 ++--
>>>drivers/parisc/iosapic.c | 2 +-
>>>drivers/sh/intc/chip.c   | 2 +-
>>>drivers/xen/events/events_base.c | 7 ---
>>>include/linux/irq.h  | 6 ++
>>>10 files changed, 21 insertions(+), 14 deletions(-)
>>>
>>> diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
>>> index f6d2946edbd2..15f2effd6baf 100644
>>> --- a/arch/alpha/kernel/irq.c
>>> +++ b/arch/alpha/kernel/irq.c
>>> @@ -60,7 +60,7 @@ int irq_select_affinity(unsigned int irq)
>>> cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0);
>>> last_cpu = cpu;
>>>-cpumask_copy(irq_data_get_affinity_mask(data),
>>> cpumask_of(cpu));
>>> +   irq_data_update_affinity(data, cpumask_of(cpu));
>>> chip->irq_set_affinity(data, cpumask_of(cpu), false);
>>> return 0;
>>>}
>>> diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
>>> index 35adcf89035a..99300850abc1 100644
>>> --- a/arch/ia64/kernel/iosapic.c
>>> +++ b/arch/ia64/kernel/iosapic.c
>>> @@ -834,7 +834,7 @@ iosapic_unregister_intr (unsigned int gsi)
>>> if (iosapic_intr_info[irq].count == 0) {
>>>#ifdef CONFIG_SMP
>>> /* Clear affinity */
>>> -   cpumask_setall(irq_get_affinity_mask(irq));
>>> +   irq_data_update_affinity(irq_get_irq_data(irq), cpu_all_mask);
>>>#endif
>>> /* Clear the interrupt information */
>>> iosapic_intr_info[irq].dest = 0;
>>> diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
>>> index ecef17c7c35b..275b9ea58c64 100644
>>> --- a/arch/ia64/kernel/irq.c
>>> +++ b/arch/ia64/kernel/irq.c
>>> @@ -57,8 +57,8 @@ static char irq_redir [NR_IRQS]; // = { [0 ... NR_IRQS-1] 
>>> = 1 };
>>>void set_irq_affinity_info (unsigned int irq, int hwid, int redir)
>>>{
>>> if (irq < NR_IRQS) {
>>> -   cpumask_copy(irq_get_affinity_mask(irq),
>>> -cpumask_of(cpu_logical_id(hwid)));
>>> +   irq_data_update_affinity(irq_get_irq_data(irq),
>>> +cpumask_of(cpu_logical_id(hwid)));
>>> irq_redir[irq] = (char) (redir & 0xff);
>>> }
>>>}
>>> diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
>>> index df5c28f252e3..025e5133c860 100644
>>> --- a/arch/ia64/kernel/msi_ia64.c
>>> +++ b/arch/ia64/kernel/msi_ia64.c
>>> @@ -37,7 +37,7 @@ static int ia64_set_msi_irq_affinity(struct irq_data 
>>> *idata,
>>> msg.data = data;
>>> pci_write_msi_msg(irq, &msg);
>>> -   cpumask_copy(irq_data_get_affinity_mask(idata), cpumask_of(cpu));
>>> +   irq_data_update_affinity(idata, cpumask_of(cpu));
>>> return 0;
>>>}
>>> @@ -132,7 +132,7 @@ static int dmar_msi_set_affinity(struct irq_data *data,
>>> msg.address_lo |= MSI_ADDR_DEST_ID_CPU(cpu_physical_id(cpu));
>>> dmar_msi_write(irq, &msg);
>>> -   cpumask_copy(irq_data_get_affinity_mask(data), mask);
>>> +   irq_data_update_affinity(data, mask);
>>> return 0;
>>>}
>>> diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
>>> index 0fe2d79fb123..5ebb1771b4ab 100644
>>> --- a/arch/parisc/kernel/irq.c
>>> +++ b/arch/parisc/kernel/irq.c
>>> @@ -315,7 +315,7 @@ unsigned long txn_affinity_addr(unsigned int irq, int 
>>> cpu)
>>>{
>>>#ifdef CONFIG_SMP
>>> struct irq_data *d = irq_get_irq_data(irq);
>>> -   cpumask_copy(irq_data_get_affinity_mask(d), cpumask_of(cpu));
>>> +   irq_data_update_affinity(d, cpumask_of(cpu));
>>>#endif
>>> return per_cpu(cpu_data, cpu).txn_addr;
>>> diff --git a/drivers/irqchip/irq-bcm6345-l1.c 
>>> b/drivers/irqchip/irq-bcm6345-l1.c
>>> index 142a7431745f..6899e37810a8 100644
>>> --- a/drivers/irqchip/irq-bcm6345-l1.c
>>> +++ b/drivers/irqchip/irq-bcm6345-l1.c
>>> @@ -216,11 +216,11 @@ static int bcm6345_l1_set_affinity(struct irq_data *d,
>>> enabled = intc->cpus[old_cpu]->enable_cache[word] & mas

Re: [PATCH v3 6/8] genirq: Add and use an irq_data_update_affinity helper

2022-07-07 Thread Marc Zyngier 
On Sun, 03 Jul 2022 16:22:03 +0100,
Oleksandr  wrote:
> 
> 
> On 01.07.22 23:00, Samuel Holland wrote:
> 
> 
> Hello Samuel
> 
> > Some architectures and irqchip drivers modify the cpumask returned by
> > irq_data_get_affinity_mask, usually by copying in to it. This is
> > problematic for uniprocessor configurations, where the affinity mask
> > should be constant, as it is known at compile time.
> > 
> > Add and use a setter for the affinity mask, following the pattern of
> > irq_data_update_effective_affinity. This allows the getter function to
> > return a const cpumask pointer.
> > 
> > Signed-off-by: Samuel Holland 
> > ---
> > 
> > Changes in v3:
> >   - New patch to introduce irq_data_update_affinity
> > 
> >   arch/alpha/kernel/irq.c  | 2 +-
> >   arch/ia64/kernel/iosapic.c   | 2 +-
> >   arch/ia64/kernel/irq.c   | 4 ++--
> >   arch/ia64/kernel/msi_ia64.c  | 4 ++--
> >   arch/parisc/kernel/irq.c | 2 +-
> >   drivers/irqchip/irq-bcm6345-l1.c | 4 ++--
> >   drivers/parisc/iosapic.c | 2 +-
> >   drivers/sh/intc/chip.c   | 2 +-
> >   drivers/xen/events/events_base.c | 7 ---
> >   include/linux/irq.h  | 6 ++
> >   10 files changed, 21 insertions(+), 14 deletions(-)
> > 
> > diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
> > index f6d2946edbd2..15f2effd6baf 100644
> > --- a/arch/alpha/kernel/irq.c
> > +++ b/arch/alpha/kernel/irq.c
> > @@ -60,7 +60,7 @@ int irq_select_affinity(unsigned int irq)
> > cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0);
> > last_cpu = cpu;
> >   - cpumask_copy(irq_data_get_affinity_mask(data),
> > cpumask_of(cpu));
> > +   irq_data_update_affinity(data, cpumask_of(cpu));
> > chip->irq_set_affinity(data, cpumask_of(cpu), false);
> > return 0;
> >   }
> > diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
> > index 35adcf89035a..99300850abc1 100644
> > --- a/arch/ia64/kernel/iosapic.c
> > +++ b/arch/ia64/kernel/iosapic.c
> > @@ -834,7 +834,7 @@ iosapic_unregister_intr (unsigned int gsi)
> > if (iosapic_intr_info[irq].count == 0) {
> >   #ifdef CONFIG_SMP
> > /* Clear affinity */
> > -   cpumask_setall(irq_get_affinity_mask(irq));
> > +   irq_data_update_affinity(irq_get_irq_data(irq), cpu_all_mask);
> >   #endif
> > /* Clear the interrupt information */
> > iosapic_intr_info[irq].dest = 0;
> > diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
> > index ecef17c7c35b..275b9ea58c64 100644
> > --- a/arch/ia64/kernel/irq.c
> > +++ b/arch/ia64/kernel/irq.c
> > @@ -57,8 +57,8 @@ static char irq_redir [NR_IRQS]; // = { [0 ... NR_IRQS-1] 
> > = 1 };
> >   void set_irq_affinity_info (unsigned int irq, int hwid, int redir)
> >   {
> > if (irq < NR_IRQS) {
> > -   cpumask_copy(irq_get_affinity_mask(irq),
> > -cpumask_of(cpu_logical_id(hwid)));
> > +   irq_data_update_affinity(irq_get_irq_data(irq),
> > +cpumask_of(cpu_logical_id(hwid)));
> > irq_redir[irq] = (char) (redir & 0xff);
> > }
> >   }
> > diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
> > index df5c28f252e3..025e5133c860 100644
> > --- a/arch/ia64/kernel/msi_ia64.c
> > +++ b/arch/ia64/kernel/msi_ia64.c
> > @@ -37,7 +37,7 @@ static int ia64_set_msi_irq_affinity(struct irq_data 
> > *idata,
> > msg.data = data;
> > pci_write_msi_msg(irq, &msg);
> > -   cpumask_copy(irq_data_get_affinity_mask(idata), cpumask_of(cpu));
> > +   irq_data_update_affinity(idata, cpumask_of(cpu));
> > return 0;
> >   }
> > @@ -132,7 +132,7 @@ static int dmar_msi_set_affinity(struct irq_data *data,
> > msg.address_lo |= MSI_ADDR_DEST_ID_CPU(cpu_physical_id(cpu));
> > dmar_msi_write(irq, &msg);
> > -   cpumask_copy(irq_data_get_affinity_mask(data), mask);
> > +   irq_data_update_affinity(data, mask);
> > return 0;
> >   }
> > diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
> > index 0fe2d79fb123..5ebb1771b4ab 100644
> > --- a/arch/parisc/kernel/irq.c
> > +++ b/arch/parisc/kernel/irq.c
> > @@ -315,7 +315,7 @@ unsigned long txn_affinity_addr(unsigned int irq, int 
> > cpu)
> >   {
> >   #ifdef CONFIG_SMP
> > struct irq_data *d = irq_get_irq_data(irq);
> > -   cpumask_copy(irq_data_get_affinity_mask(d), cpumask_of(cpu));
> > +   irq_data_update_affinity(d, cpumask_of(cpu));
> >   #endif
> > return per_cpu(cpu_data, cpu).txn_addr;
> > diff --git a/drivers/irqchip/irq-bcm6345-l1.c 
> > b/drivers/irqchip/irq-bcm6345-l1.c
> > index 142a7431745f..6899e37810a8 100644
> > --- a/drivers/irqchip/irq-bcm6345-l1.c
> > +++ b/drivers/irqchip/irq-bcm6345-l1.c
> > @@ -216,11 +216,11 @@ static int bcm6345_l1_set_affinity(struct irq_data *d,
> > enabled = intc->cpus[old_cpu]->enable_cache[word] & mask;
> > if (enabled)
> > __bcm6345_l1_mask(d);
> > -

Re: [PATCH v3 6/8] genirq: Add and use an irq_data_update_affinity helper

2022-07-03 Thread Oleksandr 



On 01.07.22 23:00, Samuel Holland wrote:


Hello Samuel


Some architectures and irqchip drivers modify the cpumask returned by
irq_data_get_affinity_mask, usually by copying in to it. This is
problematic for uniprocessor configurations, where the affinity mask
should be constant, as it is known at compile time.

Add and use a setter for the affinity mask, following the pattern of
irq_data_update_effective_affinity. This allows the getter function to
return a const cpumask pointer.

Signed-off-by: Samuel Holland 
---

Changes in v3:
  - New patch to introduce irq_data_update_affinity

  arch/alpha/kernel/irq.c  | 2 +-
  arch/ia64/kernel/iosapic.c   | 2 +-
  arch/ia64/kernel/irq.c   | 4 ++--
  arch/ia64/kernel/msi_ia64.c  | 4 ++--
  arch/parisc/kernel/irq.c | 2 +-
  drivers/irqchip/irq-bcm6345-l1.c | 4 ++--
  drivers/parisc/iosapic.c | 2 +-
  drivers/sh/intc/chip.c   | 2 +-
  drivers/xen/events/events_base.c | 7 ---
  include/linux/irq.h  | 6 ++
  10 files changed, 21 insertions(+), 14 deletions(-)

diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index f6d2946edbd2..15f2effd6baf 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -60,7 +60,7 @@ int irq_select_affinity(unsigned int irq)
cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0);
last_cpu = cpu;
  
-	cpumask_copy(irq_data_get_affinity_mask(data), cpumask_of(cpu));

+   irq_data_update_affinity(data, cpumask_of(cpu));
chip->irq_set_affinity(data, cpumask_of(cpu), false);
return 0;
  }
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index 35adcf89035a..99300850abc1 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -834,7 +834,7 @@ iosapic_unregister_intr (unsigned int gsi)
if (iosapic_intr_info[irq].count == 0) {
  #ifdef CONFIG_SMP
/* Clear affinity */
-   cpumask_setall(irq_get_affinity_mask(irq));
+   irq_data_update_affinity(irq_get_irq_data(irq), cpu_all_mask);
  #endif
/* Clear the interrupt information */
iosapic_intr_info[irq].dest = 0;
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index ecef17c7c35b..275b9ea58c64 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -57,8 +57,8 @@ static char irq_redir [NR_IRQS]; // = { [0 ... NR_IRQS-1] = 1 
};
  void set_irq_affinity_info (unsigned int irq, int hwid, int redir)
  {
if (irq < NR_IRQS) {
-   cpumask_copy(irq_get_affinity_mask(irq),
-cpumask_of(cpu_logical_id(hwid)));
+   irq_data_update_affinity(irq_get_irq_data(irq),
+cpumask_of(cpu_logical_id(hwid)));
irq_redir[irq] = (char) (redir & 0xff);
}
  }
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index df5c28f252e3..025e5133c860 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -37,7 +37,7 @@ static int ia64_set_msi_irq_affinity(struct irq_data *idata,
msg.data = data;
  
  	pci_write_msi_msg(irq, &msg);

-   cpumask_copy(irq_data_get_affinity_mask(idata), cpumask_of(cpu));
+   irq_data_update_affinity(idata, cpumask_of(cpu));
  
  	return 0;

  }
@@ -132,7 +132,7 @@ static int dmar_msi_set_affinity(struct irq_data *data,
msg.address_lo |= MSI_ADDR_DEST_ID_CPU(cpu_physical_id(cpu));
  
  	dmar_msi_write(irq, &msg);

-   cpumask_copy(irq_data_get_affinity_mask(data), mask);
+   irq_data_update_affinity(data, mask);
  
  	return 0;

  }
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 0fe2d79fb123..5ebb1771b4ab 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -315,7 +315,7 @@ unsigned long txn_affinity_addr(unsigned int irq, int cpu)
  {
  #ifdef CONFIG_SMP
struct irq_data *d = irq_get_irq_data(irq);
-   cpumask_copy(irq_data_get_affinity_mask(d), cpumask_of(cpu));
+   irq_data_update_affinity(d, cpumask_of(cpu));
  #endif
  
  	return per_cpu(cpu_data, cpu).txn_addr;

diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c
index 142a7431745f..6899e37810a8 100644
--- a/drivers/irqchip/irq-bcm6345-l1.c
+++ b/drivers/irqchip/irq-bcm6345-l1.c
@@ -216,11 +216,11 @@ static int bcm6345_l1_set_affinity(struct irq_data *d,
enabled = intc->cpus[old_cpu]->enable_cache[word] & mask;
if (enabled)
__bcm6345_l1_mask(d);
-   cpumask_copy(irq_data_get_affinity_mask(d), dest);
+   irq_data_update_affinity(d, dest);
if (enabled)
__bcm6345_l1_unmask(d);
} else {
-   cpumask_copy(irq_data_get_affinity_mask(d), dest);
+   irq_data_update_affinity(d, dest);
}
raw_spin_unlock_irqrestore(&intc->lock, flags);
  
diff --git a/driver

[PATCH v3 6/8] genirq: Add and use an irq_data_update_affinity helper

2022-07-01 Thread Samuel Holland 
Some architectures and irqchip drivers modify the cpumask returned by
irq_data_get_affinity_mask, usually by copying in to it. This is
problematic for uniprocessor configurations, where the affinity mask
should be constant, as it is known at compile time.

Add and use a setter for the affinity mask, following the pattern of
irq_data_update_effective_affinity. This allows the getter function to
return a const cpumask pointer.

Signed-off-by: Samuel Holland 
---

Changes in v3:
 - New patch to introduce irq_data_update_affinity

 arch/alpha/kernel/irq.c  | 2 +-
 arch/ia64/kernel/iosapic.c   | 2 +-
 arch/ia64/kernel/irq.c   | 4 ++--
 arch/ia64/kernel/msi_ia64.c  | 4 ++--
 arch/parisc/kernel/irq.c | 2 +-
 drivers/irqchip/irq-bcm6345-l1.c | 4 ++--
 drivers/parisc/iosapic.c | 2 +-
 drivers/sh/intc/chip.c   | 2 +-
 drivers/xen/events/events_base.c | 7 ---
 include/linux/irq.h  | 6 ++
 10 files changed, 21 insertions(+), 14 deletions(-)

diff --git a/arch/alpha/kernel/irq.c b/arch/alpha/kernel/irq.c
index f6d2946edbd2..15f2effd6baf 100644
--- a/arch/alpha/kernel/irq.c
+++ b/arch/alpha/kernel/irq.c
@@ -60,7 +60,7 @@ int irq_select_affinity(unsigned int irq)
cpu = (cpu < (NR_CPUS-1) ? cpu + 1 : 0);
last_cpu = cpu;
 
-   cpumask_copy(irq_data_get_affinity_mask(data), cpumask_of(cpu));
+   irq_data_update_affinity(data, cpumask_of(cpu));
chip->irq_set_affinity(data, cpumask_of(cpu), false);
return 0;
 }
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index 35adcf89035a..99300850abc1 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -834,7 +834,7 @@ iosapic_unregister_intr (unsigned int gsi)
if (iosapic_intr_info[irq].count == 0) {
 #ifdef CONFIG_SMP
/* Clear affinity */
-   cpumask_setall(irq_get_affinity_mask(irq));
+   irq_data_update_affinity(irq_get_irq_data(irq), cpu_all_mask);
 #endif
/* Clear the interrupt information */
iosapic_intr_info[irq].dest = 0;
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index ecef17c7c35b..275b9ea58c64 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -57,8 +57,8 @@ static char irq_redir [NR_IRQS]; // = { [0 ... NR_IRQS-1] = 1 
};
 void set_irq_affinity_info (unsigned int irq, int hwid, int redir)
 {
if (irq < NR_IRQS) {
-   cpumask_copy(irq_get_affinity_mask(irq),
-cpumask_of(cpu_logical_id(hwid)));
+   irq_data_update_affinity(irq_get_irq_data(irq),
+cpumask_of(cpu_logical_id(hwid)));
irq_redir[irq] = (char) (redir & 0xff);
}
 }
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index df5c28f252e3..025e5133c860 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -37,7 +37,7 @@ static int ia64_set_msi_irq_affinity(struct irq_data *idata,
msg.data = data;
 
pci_write_msi_msg(irq, &msg);
-   cpumask_copy(irq_data_get_affinity_mask(idata), cpumask_of(cpu));
+   irq_data_update_affinity(idata, cpumask_of(cpu));
 
return 0;
 }
@@ -132,7 +132,7 @@ static int dmar_msi_set_affinity(struct irq_data *data,
msg.address_lo |= MSI_ADDR_DEST_ID_CPU(cpu_physical_id(cpu));
 
dmar_msi_write(irq, &msg);
-   cpumask_copy(irq_data_get_affinity_mask(data), mask);
+   irq_data_update_affinity(data, mask);
 
return 0;
 }
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 0fe2d79fb123..5ebb1771b4ab 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -315,7 +315,7 @@ unsigned long txn_affinity_addr(unsigned int irq, int cpu)
 {
 #ifdef CONFIG_SMP
struct irq_data *d = irq_get_irq_data(irq);
-   cpumask_copy(irq_data_get_affinity_mask(d), cpumask_of(cpu));
+   irq_data_update_affinity(d, cpumask_of(cpu));
 #endif
 
return per_cpu(cpu_data, cpu).txn_addr;
diff --git a/drivers/irqchip/irq-bcm6345-l1.c b/drivers/irqchip/irq-bcm6345-l1.c
index 142a7431745f..6899e37810a8 100644
--- a/drivers/irqchip/irq-bcm6345-l1.c
+++ b/drivers/irqchip/irq-bcm6345-l1.c
@@ -216,11 +216,11 @@ static int bcm6345_l1_set_affinity(struct irq_data *d,
enabled = intc->cpus[old_cpu]->enable_cache[word] & mask;
if (enabled)
__bcm6345_l1_mask(d);
-   cpumask_copy(irq_data_get_affinity_mask(d), dest);
+   irq_data_update_affinity(d, dest);
if (enabled)
__bcm6345_l1_unmask(d);
} else {
-   cpumask_copy(irq_data_get_affinity_mask(d), dest);
+   irq_data_update_affinity(d, dest);
}
raw_spin_unlock_irqrestore(&intc->lock, flags);
 
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 8a3b0c3a1e92..