diff options
Diffstat (limited to 'drivers/acpi')
-rw-r--r-- | drivers/acpi/processor_throttling.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c index 0622ace05220..a2c3f9cfa549 100644 --- a/drivers/acpi/processor_throttling.c +++ b/drivers/acpi/processor_throttling.c | |||
@@ -827,6 +827,7 @@ static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr) | |||
827 | static int acpi_processor_get_throttling(struct acpi_processor *pr) | 827 | static int acpi_processor_get_throttling(struct acpi_processor *pr) |
828 | { | 828 | { |
829 | cpumask_t saved_mask; | 829 | cpumask_t saved_mask; |
830 | cpumask_of_cpu_ptr_declare(new_mask); | ||
830 | int ret; | 831 | int ret; |
831 | 832 | ||
832 | if (!pr) | 833 | if (!pr) |
@@ -838,7 +839,8 @@ static int acpi_processor_get_throttling(struct acpi_processor *pr) | |||
838 | * Migrate task to the cpu pointed by pr. | 839 | * Migrate task to the cpu pointed by pr. |
839 | */ | 840 | */ |
840 | saved_mask = current->cpus_allowed; | 841 | saved_mask = current->cpus_allowed; |
841 | set_cpus_allowed_ptr(current, &cpumask_of_cpu(pr->id)); | 842 | cpumask_of_cpu_ptr_next(new_mask, pr->id); |
843 | set_cpus_allowed_ptr(current, new_mask); | ||
842 | ret = pr->throttling.acpi_processor_get_throttling(pr); | 844 | ret = pr->throttling.acpi_processor_get_throttling(pr); |
843 | /* restore the previous state */ | 845 | /* restore the previous state */ |
844 | set_cpus_allowed_ptr(current, &saved_mask); | 846 | set_cpus_allowed_ptr(current, &saved_mask); |
@@ -987,6 +989,7 @@ static int acpi_processor_set_throttling_ptc(struct acpi_processor *pr, | |||
987 | int acpi_processor_set_throttling(struct acpi_processor *pr, int state) | 989 | int acpi_processor_set_throttling(struct acpi_processor *pr, int state) |
988 | { | 990 | { |
989 | cpumask_t saved_mask; | 991 | cpumask_t saved_mask; |
992 | cpumask_of_cpu_ptr_declare(new_mask); | ||
990 | int ret = 0; | 993 | int ret = 0; |
991 | unsigned int i; | 994 | unsigned int i; |
992 | struct acpi_processor *match_pr; | 995 | struct acpi_processor *match_pr; |
@@ -1013,7 +1016,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) | |||
1013 | * affected cpu in order to get one proper T-state. | 1016 | * affected cpu in order to get one proper T-state. |
1014 | * The notifier event is THROTTLING_PRECHANGE. | 1017 | * The notifier event is THROTTLING_PRECHANGE. |
1015 | */ | 1018 | */ |
1016 | for_each_cpu_mask(i, online_throttling_cpus) { | 1019 | for_each_cpu_mask_nr(i, online_throttling_cpus) { |
1017 | t_state.cpu = i; | 1020 | t_state.cpu = i; |
1018 | acpi_processor_throttling_notifier(THROTTLING_PRECHANGE, | 1021 | acpi_processor_throttling_notifier(THROTTLING_PRECHANGE, |
1019 | &t_state); | 1022 | &t_state); |
@@ -1025,7 +1028,8 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) | |||
1025 | * it can be called only for the cpu pointed by pr. | 1028 | * it can be called only for the cpu pointed by pr. |
1026 | */ | 1029 | */ |
1027 | if (p_throttling->shared_type == DOMAIN_COORD_TYPE_SW_ANY) { | 1030 | if (p_throttling->shared_type == DOMAIN_COORD_TYPE_SW_ANY) { |
1028 | set_cpus_allowed_ptr(current, &cpumask_of_cpu(pr->id)); | 1031 | cpumask_of_cpu_ptr_next(new_mask, pr->id); |
1032 | set_cpus_allowed_ptr(current, new_mask); | ||
1029 | ret = p_throttling->acpi_processor_set_throttling(pr, | 1033 | ret = p_throttling->acpi_processor_set_throttling(pr, |
1030 | t_state.target_state); | 1034 | t_state.target_state); |
1031 | } else { | 1035 | } else { |
@@ -1034,7 +1038,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) | |||
1034 | * it is necessary to set T-state for every affected | 1038 | * it is necessary to set T-state for every affected |
1035 | * cpus. | 1039 | * cpus. |
1036 | */ | 1040 | */ |
1037 | for_each_cpu_mask(i, online_throttling_cpus) { | 1041 | for_each_cpu_mask_nr(i, online_throttling_cpus) { |
1038 | match_pr = per_cpu(processors, i); | 1042 | match_pr = per_cpu(processors, i); |
1039 | /* | 1043 | /* |
1040 | * If the pointer is invalid, we will report the | 1044 | * If the pointer is invalid, we will report the |
@@ -1056,7 +1060,8 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) | |||
1056 | continue; | 1060 | continue; |
1057 | } | 1061 | } |
1058 | t_state.cpu = i; | 1062 | t_state.cpu = i; |
1059 | set_cpus_allowed_ptr(current, &cpumask_of_cpu(i)); | 1063 | cpumask_of_cpu_ptr_next(new_mask, i); |
1064 | set_cpus_allowed_ptr(current, new_mask); | ||
1060 | ret = match_pr->throttling. | 1065 | ret = match_pr->throttling. |
1061 | acpi_processor_set_throttling( | 1066 | acpi_processor_set_throttling( |
1062 | match_pr, t_state.target_state); | 1067 | match_pr, t_state.target_state); |
@@ -1068,7 +1073,7 @@ int acpi_processor_set_throttling(struct acpi_processor *pr, int state) | |||
1068 | * affected cpu to update the T-states. | 1073 | * affected cpu to update the T-states. |
1069 | * The notifier event is THROTTLING_POSTCHANGE | 1074 | * The notifier event is THROTTLING_POSTCHANGE |
1070 | */ | 1075 | */ |
1071 | for_each_cpu_mask(i, online_throttling_cpus) { | 1076 | for_each_cpu_mask_nr(i, online_throttling_cpus) { |
1072 | t_state.cpu = i; | 1077 | t_state.cpu = i; |
1073 | acpi_processor_throttling_notifier(THROTTLING_POSTCHANGE, | 1078 | acpi_processor_throttling_notifier(THROTTLING_POSTCHANGE, |
1074 | &t_state); | 1079 | &t_state); |