diff options
Diffstat (limited to 'tools/perf/builtin-sched.c')
-rw-r--r-- | tools/perf/builtin-sched.c | 112 |
1 files changed, 56 insertions, 56 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index 727cc5b852c2..7e57a986c056 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c | |||
@@ -872,7 +872,7 @@ enum thread_state { | |||
872 | THREAD_IGNORE | 872 | THREAD_IGNORE |
873 | }; | 873 | }; |
874 | 874 | ||
875 | struct lat_snapshot { | 875 | struct work_atom { |
876 | struct list_head list; | 876 | struct list_head list; |
877 | enum thread_state state; | 877 | enum thread_state state; |
878 | u64 wake_up_time; | 878 | u64 wake_up_time; |
@@ -880,7 +880,7 @@ struct lat_snapshot { | |||
880 | u64 runtime; | 880 | u64 runtime; |
881 | }; | 881 | }; |
882 | 882 | ||
883 | struct thread_latency { | 883 | struct task_atoms { |
884 | struct list_head snapshot_list; | 884 | struct list_head snapshot_list; |
885 | struct thread *thread; | 885 | struct thread *thread; |
886 | struct rb_node node; | 886 | struct rb_node node; |
@@ -888,35 +888,35 @@ struct thread_latency { | |||
888 | 888 | ||
889 | static struct rb_root lat_snapshot_root; | 889 | static struct rb_root lat_snapshot_root; |
890 | 890 | ||
891 | static struct thread_latency * | 891 | static struct task_atoms * |
892 | thread_latency_search(struct rb_root *root, struct thread *thread) | 892 | thread_atom_list_search(struct rb_root *root, struct thread *thread) |
893 | { | 893 | { |
894 | struct rb_node *node = root->rb_node; | 894 | struct rb_node *node = root->rb_node; |
895 | 895 | ||
896 | while (node) { | 896 | while (node) { |
897 | struct thread_latency *lat; | 897 | struct task_atoms *atoms; |
898 | 898 | ||
899 | lat = container_of(node, struct thread_latency, node); | 899 | atoms = container_of(node, struct task_atoms, node); |
900 | if (thread->pid < lat->thread->pid) | 900 | if (thread->pid < atoms->thread->pid) |
901 | node = node->rb_left; | 901 | node = node->rb_left; |
902 | else if (thread->pid > lat->thread->pid) | 902 | else if (thread->pid > atoms->thread->pid) |
903 | node = node->rb_right; | 903 | node = node->rb_right; |
904 | else { | 904 | else { |
905 | return lat; | 905 | return atoms; |
906 | } | 906 | } |
907 | } | 907 | } |
908 | return NULL; | 908 | return NULL; |
909 | } | 909 | } |
910 | 910 | ||
911 | static void | 911 | static void |
912 | __thread_latency_insert(struct rb_root *root, struct thread_latency *data) | 912 | __thread_latency_insert(struct rb_root *root, struct task_atoms *data) |
913 | { | 913 | { |
914 | struct rb_node **new = &(root->rb_node), *parent = NULL; | 914 | struct rb_node **new = &(root->rb_node), *parent = NULL; |
915 | 915 | ||
916 | while (*new) { | 916 | while (*new) { |
917 | struct thread_latency *this; | 917 | struct task_atoms *this; |
918 | 918 | ||
919 | this = container_of(*new, struct thread_latency, node); | 919 | this = container_of(*new, struct task_atoms, node); |
920 | parent = *new; | 920 | parent = *new; |
921 | if (data->thread->pid < this->thread->pid) | 921 | if (data->thread->pid < this->thread->pid) |
922 | new = &((*new)->rb_left); | 922 | new = &((*new)->rb_left); |
@@ -930,16 +930,16 @@ __thread_latency_insert(struct rb_root *root, struct thread_latency *data) | |||
930 | rb_insert_color(&data->node, root); | 930 | rb_insert_color(&data->node, root); |
931 | } | 931 | } |
932 | 932 | ||
933 | static void thread_latency_insert(struct thread *thread) | 933 | static void thread_atom_list_insert(struct thread *thread) |
934 | { | 934 | { |
935 | struct thread_latency *lat; | 935 | struct task_atoms *atoms; |
936 | lat = calloc(sizeof(*lat), 1); | 936 | atoms = calloc(sizeof(*atoms), 1); |
937 | if (!lat) | 937 | if (!atoms) |
938 | die("No memory"); | 938 | die("No memory"); |
939 | 939 | ||
940 | lat->thread = thread; | 940 | atoms->thread = thread; |
941 | INIT_LIST_HEAD(&lat->snapshot_list); | 941 | INIT_LIST_HEAD(&atoms->snapshot_list); |
942 | __thread_latency_insert(&lat_snapshot_root, lat); | 942 | __thread_latency_insert(&lat_snapshot_root, atoms); |
943 | } | 943 | } |
944 | 944 | ||
945 | static void | 945 | static void |
@@ -961,28 +961,28 @@ static char sched_out_state(struct trace_switch_event *switch_event) | |||
961 | } | 961 | } |
962 | 962 | ||
963 | static void | 963 | static void |
964 | lat_sched_out(struct thread_latency *lat, | 964 | lat_sched_out(struct task_atoms *atoms, |
965 | struct trace_switch_event *switch_event __used, u64 delta) | 965 | struct trace_switch_event *switch_event __used, u64 delta) |
966 | { | 966 | { |
967 | struct lat_snapshot *snapshot; | 967 | struct work_atom *snapshot; |
968 | 968 | ||
969 | snapshot = calloc(sizeof(*snapshot), 1); | 969 | snapshot = calloc(sizeof(*snapshot), 1); |
970 | if (!snapshot) | 970 | if (!snapshot) |
971 | die("Non memory"); | 971 | die("Non memory"); |
972 | 972 | ||
973 | snapshot->runtime = delta; | 973 | snapshot->runtime = delta; |
974 | list_add_tail(&snapshot->list, &lat->snapshot_list); | 974 | list_add_tail(&snapshot->list, &atoms->snapshot_list); |
975 | } | 975 | } |
976 | 976 | ||
977 | static void | 977 | static void |
978 | lat_sched_in(struct thread_latency *lat, u64 timestamp) | 978 | lat_sched_in(struct task_atoms *atoms, u64 timestamp) |
979 | { | 979 | { |
980 | struct lat_snapshot *snapshot; | 980 | struct work_atom *snapshot; |
981 | 981 | ||
982 | if (list_empty(&lat->snapshot_list)) | 982 | if (list_empty(&atoms->snapshot_list)) |
983 | return; | 983 | return; |
984 | 984 | ||
985 | snapshot = list_entry(lat->snapshot_list.prev, struct lat_snapshot, | 985 | snapshot = list_entry(atoms->snapshot_list.prev, struct work_atom, |
986 | list); | 986 | list); |
987 | 987 | ||
988 | if (snapshot->state != THREAD_WAKED_UP) | 988 | if (snapshot->state != THREAD_WAKED_UP) |
@@ -1004,7 +1004,7 @@ latency_switch_event(struct trace_switch_event *switch_event, | |||
1004 | u64 timestamp, | 1004 | u64 timestamp, |
1005 | struct thread *thread __used) | 1005 | struct thread *thread __used) |
1006 | { | 1006 | { |
1007 | struct thread_latency *out_lat, *in_lat; | 1007 | struct task_atoms *out_atoms, *in_atoms; |
1008 | struct thread *sched_out, *sched_in; | 1008 | struct thread *sched_out, *sched_in; |
1009 | u64 timestamp0; | 1009 | u64 timestamp0; |
1010 | s64 delta; | 1010 | s64 delta; |
@@ -1026,24 +1026,24 @@ latency_switch_event(struct trace_switch_event *switch_event, | |||
1026 | sched_out = threads__findnew(switch_event->prev_pid, &threads, &last_match); | 1026 | sched_out = threads__findnew(switch_event->prev_pid, &threads, &last_match); |
1027 | sched_in = threads__findnew(switch_event->next_pid, &threads, &last_match); | 1027 | sched_in = threads__findnew(switch_event->next_pid, &threads, &last_match); |
1028 | 1028 | ||
1029 | in_lat = thread_latency_search(&lat_snapshot_root, sched_in); | 1029 | in_atoms = thread_atom_list_search(&lat_snapshot_root, sched_in); |
1030 | if (!in_lat) { | 1030 | if (!in_atoms) { |
1031 | thread_latency_insert(sched_in); | 1031 | thread_atom_list_insert(sched_in); |
1032 | in_lat = thread_latency_search(&lat_snapshot_root, sched_in); | 1032 | in_atoms = thread_atom_list_search(&lat_snapshot_root, sched_in); |
1033 | if (!in_lat) | 1033 | if (!in_atoms) |
1034 | die("Internal latency tree error"); | 1034 | die("Internal latency tree error"); |
1035 | } | 1035 | } |
1036 | 1036 | ||
1037 | out_lat = thread_latency_search(&lat_snapshot_root, sched_out); | 1037 | out_atoms = thread_atom_list_search(&lat_snapshot_root, sched_out); |
1038 | if (!out_lat) { | 1038 | if (!out_atoms) { |
1039 | thread_latency_insert(sched_out); | 1039 | thread_atom_list_insert(sched_out); |
1040 | out_lat = thread_latency_search(&lat_snapshot_root, sched_out); | 1040 | out_atoms = thread_atom_list_search(&lat_snapshot_root, sched_out); |
1041 | if (!out_lat) | 1041 | if (!out_atoms) |
1042 | die("Internal latency tree error"); | 1042 | die("Internal latency tree error"); |
1043 | } | 1043 | } |
1044 | 1044 | ||
1045 | lat_sched_in(in_lat, timestamp); | 1045 | lat_sched_in(in_atoms, timestamp); |
1046 | lat_sched_out(out_lat, switch_event, delta); | 1046 | lat_sched_out(out_atoms, switch_event, delta); |
1047 | } | 1047 | } |
1048 | 1048 | ||
1049 | static void | 1049 | static void |
@@ -1053,8 +1053,8 @@ latency_wakeup_event(struct trace_wakeup_event *wakeup_event, | |||
1053 | u64 timestamp, | 1053 | u64 timestamp, |
1054 | struct thread *thread __used) | 1054 | struct thread *thread __used) |
1055 | { | 1055 | { |
1056 | struct thread_latency *lat; | 1056 | struct task_atoms *atoms; |
1057 | struct lat_snapshot *snapshot; | 1057 | struct work_atom *snapshot; |
1058 | struct thread *wakee; | 1058 | struct thread *wakee; |
1059 | 1059 | ||
1060 | /* Note for later, it may be interesting to observe the failing cases */ | 1060 | /* Note for later, it may be interesting to observe the failing cases */ |
@@ -1062,16 +1062,16 @@ latency_wakeup_event(struct trace_wakeup_event *wakeup_event, | |||
1062 | return; | 1062 | return; |
1063 | 1063 | ||
1064 | wakee = threads__findnew(wakeup_event->pid, &threads, &last_match); | 1064 | wakee = threads__findnew(wakeup_event->pid, &threads, &last_match); |
1065 | lat = thread_latency_search(&lat_snapshot_root, wakee); | 1065 | atoms = thread_atom_list_search(&lat_snapshot_root, wakee); |
1066 | if (!lat) { | 1066 | if (!atoms) { |
1067 | thread_latency_insert(wakee); | 1067 | thread_atom_list_insert(wakee); |
1068 | return; | 1068 | return; |
1069 | } | 1069 | } |
1070 | 1070 | ||
1071 | if (list_empty(&lat->snapshot_list)) | 1071 | if (list_empty(&atoms->snapshot_list)) |
1072 | return; | 1072 | return; |
1073 | 1073 | ||
1074 | snapshot = list_entry(lat->snapshot_list.prev, struct lat_snapshot, | 1074 | snapshot = list_entry(atoms->snapshot_list.prev, struct work_atom, |
1075 | list); | 1075 | list); |
1076 | 1076 | ||
1077 | if (snapshot->state != THREAD_SLEEPING) | 1077 | if (snapshot->state != THREAD_SLEEPING) |
@@ -1090,9 +1090,9 @@ static struct trace_sched_handler lat_ops = { | |||
1090 | static u64 all_runtime; | 1090 | static u64 all_runtime; |
1091 | static u64 all_count; | 1091 | static u64 all_count; |
1092 | 1092 | ||
1093 | static void output_lat_thread(struct thread_latency *lat) | 1093 | static void output_lat_thread(struct task_atoms *atom_list) |
1094 | { | 1094 | { |
1095 | struct lat_snapshot *shot; | 1095 | struct work_atom *atom; |
1096 | int count = 0; | 1096 | int count = 0; |
1097 | int i; | 1097 | int i; |
1098 | int ret; | 1098 | int ret; |
@@ -1100,15 +1100,15 @@ static void output_lat_thread(struct thread_latency *lat) | |||
1100 | u64 total = 0, delta; | 1100 | u64 total = 0, delta; |
1101 | u64 total_runtime = 0; | 1101 | u64 total_runtime = 0; |
1102 | 1102 | ||
1103 | list_for_each_entry(shot, &lat->snapshot_list, list) { | 1103 | list_for_each_entry(atom, &atom_list->snapshot_list, list) { |
1104 | total_runtime += shot->runtime; | 1104 | total_runtime += atom->runtime; |
1105 | 1105 | ||
1106 | if (shot->state != THREAD_SCHED_IN) | 1106 | if (atom->state != THREAD_SCHED_IN) |
1107 | continue; | 1107 | continue; |
1108 | 1108 | ||
1109 | count++; | 1109 | count++; |
1110 | 1110 | ||
1111 | delta = shot->sched_in_time - shot->wake_up_time; | 1111 | delta = atom->sched_in_time - atom->wake_up_time; |
1112 | if (delta > max) | 1112 | if (delta > max) |
1113 | max = delta; | 1113 | max = delta; |
1114 | total += delta; | 1114 | total += delta; |
@@ -1120,7 +1120,7 @@ static void output_lat_thread(struct thread_latency *lat) | |||
1120 | if (!count) | 1120 | if (!count) |
1121 | return; | 1121 | return; |
1122 | 1122 | ||
1123 | ret = printf(" %s ", lat->thread->comm); | 1123 | ret = printf(" %s ", atom_list->thread->comm); |
1124 | 1124 | ||
1125 | for (i = 0; i < 19 - ret; i++) | 1125 | for (i = 0; i < 19 - ret; i++) |
1126 | printf(" "); | 1126 | printf(" "); |
@@ -1145,10 +1145,10 @@ static void __cmd_lat(void) | |||
1145 | next = rb_first(&lat_snapshot_root); | 1145 | next = rb_first(&lat_snapshot_root); |
1146 | 1146 | ||
1147 | while (next) { | 1147 | while (next) { |
1148 | struct thread_latency *lat; | 1148 | struct task_atoms *atom_list; |
1149 | 1149 | ||
1150 | lat = rb_entry(next, struct thread_latency, node); | 1150 | atom_list = rb_entry(next, struct task_atoms, node); |
1151 | output_lat_thread(lat); | 1151 | output_lat_thread(atom_list); |
1152 | next = rb_next(next); | 1152 | next = rb_next(next); |
1153 | } | 1153 | } |
1154 | 1154 | ||