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authorKyle McMartin <kyle@shortfin.cabal.ca>2009-02-16 03:20:54 -0500
committerKyle McMartin <kyle@treachery.i.cabal.ca>2009-03-13 01:20:27 -0400
commit8b6649c575e0d8312f62fe643ae43558892da2e1 (patch)
treeefbb8966d9b607ac9d46113255e792f645d05d49 /arch/parisc
parent9dfe914da83ebc88f85d94b4d30d0e45882766d1 (diff)
downloadlwn-8b6649c575e0d8312f62fe643ae43558892da2e1.tar.gz
lwn-8b6649c575e0d8312f62fe643ae43558892da2e1.zip
parisc: convert cpu_check_affinity to new cpumask api
cpumask arg to the affinity function is now const, sort that out through the irq_desc implementations. Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Diffstat (limited to 'arch/parisc')
-rw-r--r--arch/parisc/include/asm/irq.h2
-rw-r--r--arch/parisc/kernel/irq.c12
2 files changed, 8 insertions, 6 deletions
diff --git a/arch/parisc/include/asm/irq.h b/arch/parisc/include/asm/irq.h
index 399c81981ed5..dfa26b67f919 100644
--- a/arch/parisc/include/asm/irq.h
+++ b/arch/parisc/include/asm/irq.h
@@ -49,7 +49,7 @@ extern unsigned long txn_alloc_addr(unsigned int);
extern unsigned long txn_affinity_addr(unsigned int irq, int cpu);
extern int cpu_claim_irq(unsigned int irq, struct irq_chip *, void *);
-extern int cpu_check_affinity(unsigned int irq, cpumask_t *dest);
+extern int cpu_check_affinity(unsigned int irq, const struct cpumask *dest);
/* soft power switch support (power.c) */
extern struct tasklet_struct power_tasklet;
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index a572112f5aba..29e70e16ede8 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -112,7 +112,7 @@ void cpu_end_irq(unsigned int irq)
}
#ifdef CONFIG_SMP
-int cpu_check_affinity(unsigned int irq, cpumask_t *dest)
+int cpu_check_affinity(unsigned int irq, const struct cpumask *dest)
{
int cpu_dest;
@@ -126,17 +126,19 @@ int cpu_check_affinity(unsigned int irq, cpumask_t *dest)
/* whatever mask they set, we just allow one CPU */
cpu_dest = first_cpu(*dest);
- *dest = cpumask_of_cpu(cpu_dest);
- return 0;
+ return cpu_dest;
}
static void cpu_set_affinity_irq(unsigned int irq, const struct cpumask *dest)
{
- if (cpu_check_affinity(irq, dest))
+ int cpu_dest;
+
+ cpu_dest = cpu_check_affinity(irq, dest);
+ if (cpu_dest < 0)
return;
- cpumask_copy(&irq_desc[irq].affinity, dest);
+ cpumask_copy(&irq_desc[irq].affinity, &cpumask_of_cpu(cpu_dest));
}
#endif