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Kirill Smelkov
linux
Commits
d2b4affa
Commit
d2b4affa
authored
May 11, 2004
by
Dave Jones
Committed by
Dave Jones
May 11, 2004
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[CPUFREQ] cpu_sibling_mask fixup.
parent
86a15ee0
Changes
1
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4 additions
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10 deletions
+4
-10
arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
+4
-10
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arch/i386/kernel/cpu/cpufreq/p4-clockmod.c
View file @
d2b4affa
...
@@ -268,21 +268,15 @@ static int cpufreq_p4_cpu_exit(struct cpufreq_policy *policy)
...
@@ -268,21 +268,15 @@ static int cpufreq_p4_cpu_exit(struct cpufreq_policy *policy)
static
unsigned
int
cpufreq_p4_get
(
unsigned
int
cpu
)
static
unsigned
int
cpufreq_p4_get
(
unsigned
int
cpu
)
{
{
unsigned
int
hyperthreading
;
cpumask_t
cpus_allowed
,
affected_cpu_map
;
cpumask_t
cpus_allowed
,
affected_cpu_map
;
u32
l
,
h
;
u32
l
,
h
;
hyperthreading
=
0
;
/* only run on CPU to be set, or on its sibling */
/* only run on CPU to be set, or on its sibling */
cpus_allowed
=
current
->
cpus_allowed
;
cpus_allowed
=
current
->
cpus_allowed
;
affected_cpu_map
=
cpumask_of_cpu
(
cpu
);
#ifdef CONFIG_SMP
#ifdef CONFIG_X86_HT
affected_cpu_map
=
cpu_sibling_map
[
cpu
];
hyperthreading
=
((
cpu_has_ht
)
&&
(
smp_num_siblings
==
2
));
#else
if
(
hyperthreading
)
{
affected_cpu_map
=
cpumask_of_cpu
(
cpu
);
sibling
=
cpu_sibling_map
[
cpu
];
cpu_set
(
sibling
,
affected_cpu_map
);
}
#endif
#endif
set_cpus_allowed
(
current
,
affected_cpu_map
);
set_cpus_allowed
(
current
,
affected_cpu_map
);
BUG_ON
(
!
cpu_isset
(
smp_processor_id
(),
affected_cpu_map
));
BUG_ON
(
!
cpu_isset
(
smp_processor_id
(),
affected_cpu_map
));
...
...
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