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f64305a6
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f64305a6
编写于
11月 29, 2010
作者:
L
Lennert Buytenhek
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
ARM: core irq_data conversion.
Signed-off-by:
N
Lennert Buytenhek
<
buytenh@secretlab.ca
>
上级
e2a93ecc
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
10 addition
and
7 deletion
+10
-7
arch/arm/kernel/irq.c
arch/arm/kernel/irq.c
+10
-7
未找到文件。
arch/arm/kernel/irq.c
浏览文件 @
f64305a6
...
@@ -88,7 +88,7 @@ int show_interrupts(struct seq_file *p, void *v)
...
@@ -88,7 +88,7 @@ int show_interrupts(struct seq_file *p, void *v)
seq_printf
(
p
,
"%*d: "
,
prec
,
i
);
seq_printf
(
p
,
"%*d: "
,
prec
,
i
);
for_each_present_cpu
(
cpu
)
for_each_present_cpu
(
cpu
)
seq_printf
(
p
,
"%10u "
,
kstat_irqs_cpu
(
i
,
cpu
));
seq_printf
(
p
,
"%10u "
,
kstat_irqs_cpu
(
i
,
cpu
));
seq_printf
(
p
,
" %10s"
,
desc
->
chip
->
name
?
:
"-"
);
seq_printf
(
p
,
" %10s"
,
desc
->
irq_data
.
chip
->
name
?
:
"-"
);
seq_printf
(
p
,
" %s"
,
action
->
name
);
seq_printf
(
p
,
" %s"
,
action
->
name
);
for
(
action
=
action
->
next
;
action
;
action
=
action
->
next
)
for
(
action
=
action
->
next
;
action
;
action
=
action
->
next
)
seq_printf
(
p
,
", %s"
,
action
->
name
);
seq_printf
(
p
,
", %s"
,
action
->
name
);
...
@@ -181,10 +181,11 @@ int __init arch_probe_nr_irqs(void)
...
@@ -181,10 +181,11 @@ int __init arch_probe_nr_irqs(void)
static
void
route_irq
(
struct
irq_desc
*
desc
,
unsigned
int
irq
,
unsigned
int
cpu
)
static
void
route_irq
(
struct
irq_desc
*
desc
,
unsigned
int
irq
,
unsigned
int
cpu
)
{
{
pr_debug
(
"IRQ%u: moving from cpu%u to cpu%u
\n
"
,
irq
,
desc
->
node
,
cpu
);
pr_debug
(
"IRQ%u: moving from cpu%u to cpu%u
\n
"
,
irq
,
desc
->
irq_data
.
node
,
cpu
);
raw_spin_lock_irq
(
&
desc
->
lock
);
raw_spin_lock_irq
(
&
desc
->
lock
);
desc
->
chip
->
set_affinity
(
irq
,
cpumask_of
(
cpu
));
desc
->
irq_data
.
chip
->
irq_set_affinity
(
&
desc
->
irq_data
,
cpumask_of
(
cpu
),
false
);
raw_spin_unlock_irq
(
&
desc
->
lock
);
raw_spin_unlock_irq
(
&
desc
->
lock
);
}
}
...
@@ -199,16 +200,18 @@ void migrate_irqs(void)
...
@@ -199,16 +200,18 @@ void migrate_irqs(void)
struct
irq_desc
*
desc
;
struct
irq_desc
*
desc
;
for_each_irq_desc
(
i
,
desc
)
{
for_each_irq_desc
(
i
,
desc
)
{
if
(
desc
->
node
==
cpu
)
{
struct
irq_data
*
d
=
&
desc
->
irq_data
;
unsigned
int
newcpu
=
cpumask_any_and
(
desc
->
affinity
,
if
(
d
->
node
==
cpu
)
{
unsigned
int
newcpu
=
cpumask_any_and
(
d
->
affinity
,
cpu_online_mask
);
cpu_online_mask
);
if
(
newcpu
>=
nr_cpu_ids
)
{
if
(
newcpu
>=
nr_cpu_ids
)
{
if
(
printk_ratelimit
())
if
(
printk_ratelimit
())
printk
(
KERN_INFO
"IRQ%u no longer affine to CPU%u
\n
"
,
printk
(
KERN_INFO
"IRQ%u no longer affine to CPU%u
\n
"
,
i
,
cpu
);
i
,
cpu
);
cpumask_setall
(
d
esc
->
affinity
);
cpumask_setall
(
d
->
affinity
);
newcpu
=
cpumask_any_and
(
d
esc
->
affinity
,
newcpu
=
cpumask_any_and
(
d
->
affinity
,
cpu_online_mask
);
cpu_online_mask
);
}
}
...
...
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