Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6ffbc82351c62eeeeaeb9e817ddf93049353493d
Commit: 6ffbc82351c62eeeeaeb9e817ddf93049353493d
Parent: 8f5ad1a8227aa110d633b5ed04dde535381c16c7
Author: Kenji Kaneshige <[EMAIL PROTECTED]>
AuthorDate: Wed Jul 25 17:59:22 2007 +0900
Committer: Tony Luck <[EMAIL PROTECTED]>
CommitDate: Wed Jul 25 11:09:01 2007 -0700
[IA64] vector-domain - fix vector_table
Fix wrong access to vector_table[].
Signed-off-by: Kenji Kaneshige <[EMAIL PROTECTED]>
Signed-off-by: Tony Luck <[EMAIL PROTECTED]>
---
arch/ia64/kernel/irq_ia64.c | 21 ++++++++++-----------
1 files changed, 10 insertions(+), 11 deletions(-)
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 158eafb..fcb7733 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -85,8 +85,8 @@ DEFINE_PER_CPU(int[IA64_NUM_VECTORS], vector_irq) = {
[0 ... IA64_NUM_VECTORS - 1] = IA64_SPURIOUS_INT_VECTOR
};
-static cpumask_t vector_table[IA64_MAX_DEVICE_VECTORS] = {
- [0 ... IA64_MAX_DEVICE_VECTORS - 1] = CPU_MASK_NONE
+static cpumask_t vector_table[IA64_NUM_VECTORS] = {
+ [0 ... IA64_NUM_VECTORS - 1] = CPU_MASK_NONE
};
static int irq_status[NR_IRQS] = {
@@ -123,17 +123,18 @@ static inline int find_unassigned_irq(void)
static inline int find_unassigned_vector(cpumask_t domain)
{
cpumask_t mask;
- int pos;
+ int pos, vector;
cpus_and(mask, domain, cpu_online_map);
if (cpus_empty(mask))
return -EINVAL;
for (pos = 0; pos < IA64_NUM_DEVICE_VECTORS; pos++) {
- cpus_and(mask, domain, vector_table[pos]);
+ vector = IA64_FIRST_DEVICE_VECTOR + pos;
+ cpus_and(mask, domain, vector_table[vector]);
if (!cpus_empty(mask))
continue;
- return IA64_FIRST_DEVICE_VECTOR + pos;
+ return vector;
}
return -ENOSPC;
}
@@ -141,7 +142,7 @@ static inline int find_unassigned_vector(cpumask_t domain)
static int __bind_irq_vector(int irq, int vector, cpumask_t domain)
{
cpumask_t mask;
- int cpu, pos;
+ int cpu;
struct irq_cfg *cfg = &irq_cfg[irq];
cpus_and(mask, domain, cpu_online_map);
@@ -156,8 +157,7 @@ static int __bind_irq_vector(int irq, int vector, cpumask_t
domain)
cfg->vector = vector;
cfg->domain = domain;
irq_status[irq] = IRQ_USED;
- pos = vector - IA64_FIRST_DEVICE_VECTOR;
- cpus_or(vector_table[pos], vector_table[pos], domain);
+ cpus_or(vector_table[vector], vector_table[vector], domain);
return 0;
}
@@ -174,7 +174,7 @@ int bind_irq_vector(int irq, int vector, cpumask_t domain)
static void __clear_irq_vector(int irq)
{
- int vector, cpu, pos;
+ int vector, cpu;
cpumask_t mask;
cpumask_t domain;
struct irq_cfg *cfg = &irq_cfg[irq];
@@ -189,8 +189,7 @@ static void __clear_irq_vector(int irq)
cfg->vector = IRQ_VECTOR_UNASSIGNED;
cfg->domain = CPU_MASK_NONE;
irq_status[irq] = IRQ_UNUSED;
- pos = vector - IA64_FIRST_DEVICE_VECTOR;
- cpus_andnot(vector_table[pos], vector_table[pos], domain);
+ cpus_andnot(vector_table[vector], vector_table[vector], domain);
}
static void clear_irq_vector(int irq)
-
To unsubscribe from this list: send the line "unsubscribe git-commits-head" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at http://vger.kernel.org/majordomo-info.html
