[PATCH] irq: Remove set_native_irq_info

This patch replaces all instances of "set_native_irq_info(irq, mask)"
with "irq_desc[irq].affinity = mask".  The latter form is clearer
uses fewer abstractions, and makes access to this field uniform
accross different architectures.

Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

5 files changed, 12 insertions, 23 deletions

diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c
index 4ccebd454e25..6fec4dab70bb 100644
--- a/arch/i386/kernel/io_apic.c
+++ b/arch/i386/kernel/io_apic.c
@@ -343,7 +343,7 @@ static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t cpumask)
                         break;
                 entry = irq_2_pin + entry->next;
         }
-        set_native_irq_info(irq, cpumask);
+        irq_desc[irq].affinity = cpumask;
         spin_unlock_irqrestore(&ioapic_lock, flags);
 }
 
@@ -1354,7 +1354,7 @@ static void __init setup_IO_APIC_irqs(void)
                 }
                 spin_lock_irqsave(&ioapic_lock, flags);
                 __ioapic_write_entry(apic, pin, entry);
-                set_native_irq_info(irq, TARGET_CPUS);
+                irq_desc[irq].affinity = TARGET_CPUS;
                 spin_unlock_irqrestore(&ioapic_lock, flags);
         }
         }
@@ -2585,7 +2585,7 @@ static void set_msi_irq_affinity(unsigned int irq, cpumask_t mask)
         msg.address_lo |= MSI_ADDR_DEST_ID(dest);
 
         write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif /* CONFIG_SMP */
 
@@ -2669,7 +2669,7 @@ static void set_ht_irq_affinity(unsigned int irq, cpumask_t mask)
         dest = cpu_mask_to_apicid(mask);
 
         target_ht_irq(irq, dest);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif
 
@@ -2875,7 +2875,7 @@ int io_apic_set_pci_routing (int ioapic, int pin, int irq, int edge_level, int a
 
         spin_lock_irqsave(&ioapic_lock, flags);
         __ioapic_write_entry(ioapic, pin, entry);
-        set_native_irq_info(irq, TARGET_CPUS);
+        irq_desc[irq].affinity = TARGET_CPUS;
         spin_unlock_irqrestore(&ioapic_lock, flags);
 
         return 0;
diff --git a/arch/ia64/kernel/msi_ia64.c b/arch/ia64/kernel/msi_ia64.c
index 0d05450c91c4..e7220900ea14 100644
--- a/arch/ia64/kernel/msi_ia64.c
+++ b/arch/ia64/kernel/msi_ia64.c
@@ -60,7 +60,7 @@ static void ia64_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask)
         msg.address_lo = addr;
 
         write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, cpu_mask);
+        irq_desc[irq].affinity = cpu_mask;
 }
 #endif /* CONFIG_SMP */
 
diff --git a/arch/ia64/sn/kernel/msi_sn.c b/arch/ia64/sn/kernel/msi_sn.c
index ea3dc38d73fd..49873aa4a37d 100644
--- a/arch/ia64/sn/kernel/msi_sn.c
+++ b/arch/ia64/sn/kernel/msi_sn.c
@@ -204,7 +204,7 @@ static void sn_set_msi_irq_affinity(unsigned int irq, cpumask_t cpu_mask)
         msg.address_lo = (u32)(bus_addr & 0x00000000ffffffff);
 
         write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, cpu_mask);
+        irq_desc[irq].affinity = cpu_mask;
 }
 #endif /* CONFIG_SMP */
 
diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c
index 357b354921c1..184721348f59 100644
--- a/arch/x86_64/kernel/io_apic.c
+++ b/arch/x86_64/kernel/io_apic.c
@@ -261,7 +261,7 @@ static void set_ioapic_affinity_irq(unsigned int irq, cpumask_t mask)
 
         spin_lock_irqsave(&ioapic_lock, flags);
         __target_IO_APIC_irq(irq, dest, vector);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
         spin_unlock_irqrestore(&ioapic_lock, flags);
 }
 #endif
@@ -857,7 +857,7 @@ static void __init setup_IO_APIC_irq(int apic, int pin, int idx, int irq)
         ioapic_write_entry(apic, pin, entry);
 
         spin_lock_irqsave(&ioapic_lock, flags);
-        set_native_irq_info(irq, TARGET_CPUS);
+        irq_desc[irq].affinity = TARGET_CPUS;
         spin_unlock_irqrestore(&ioapic_lock, flags);
 
 }
@@ -1930,7 +1930,7 @@ static void set_msi_irq_affinity(unsigned int irq, cpumask_t mask)
         msg.address_lo |= MSI_ADDR_DEST_ID(dest);
 
         write_msi_msg(irq, &msg);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif /* CONFIG_SMP */
 
@@ -2018,7 +2018,7 @@ static void set_ht_irq_affinity(unsigned int irq, cpumask_t mask)
         dest = cpu_mask_to_apicid(tmp);
 
         target_ht_irq(irq, dest, vector);
-        set_native_irq_info(irq, mask);
+        irq_desc[irq].affinity = mask;
 }
 #endif
 
@@ -2143,7 +2143,7 @@ int io_apic_set_pci_routing (int ioapic, int pin, int irq, int triggering, int p
         ioapic_write_entry(ioapic, pin, entry);
 
         spin_lock_irqsave(&ioapic_lock, flags);
-        set_native_irq_info(irq, TARGET_CPUS);
+        irq_desc[irq].affinity = TARGET_CPUS;
         spin_unlock_irqrestore(&ioapic_lock, flags);
 
         return 0;
diff --git a/include/linux/irq.h b/include/linux/irq.h
index aa5b3e6178a0..b0a44b8e0281 100644
--- a/include/linux/irq.h
+++ b/include/linux/irq.h
@@ -200,17 +200,6 @@ extern int setup_irq(unsigned int irq, struct irqaction *new);
 #endif
 
 #ifdef CONFIG_SMP
-static inline void set_native_irq_info(int irq, cpumask_t mask)
-{
-        irq_desc[irq].affinity = mask;
-}
-#else
-static inline void set_native_irq_info(int irq, cpumask_t mask)
-{
-}
-#endif
-
-#ifdef CONFIG_SMP
 
 #if defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE)