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authorRickard Green <[email protected]>2010-09-23 10:17:29 +0200
committerRickard Green <[email protected]>2010-11-18 14:13:11 +0100
commit728b62363b9ec6248d14438f36adf03f7d737f89 (patch)
tree4dab7fb0582b89a26ebe1bed1a8c2b4b3e47b1c5 /erts/emulator/beam/erl_process.h
parentc4b78dcacf24f871cbd2ecc6375c3af2c229d299 (diff)
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Move cpu topology functionality into erl_cpu_topology.[ch]
Diffstat (limited to 'erts/emulator/beam/erl_process.h')
-rw-r--r--erts/emulator/beam/erl_process.h38
1 files changed, 15 insertions, 23 deletions
diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h
index 4365e409e5..c038e57b65 100644
--- a/erts/emulator/beam/erl_process.h
+++ b/erts/emulator/beam/erl_process.h
@@ -89,7 +89,6 @@ extern int erts_sched_thread_suggested_stack_size;
#define ERTS_SCHED_THREAD_MAX_STACK_SIZE 8192 /* Kilo words */
#ifdef ERTS_SMP
-extern Uint erts_max_main_threads;
#include "erl_bits.h"
#endif
@@ -426,6 +425,13 @@ struct ErtsSchedulerData_ {
#endif
};
+typedef union {
+ ErtsSchedulerData esd;
+ char align[ERTS_ALC_CACHE_LINE_ALIGN_SIZE(sizeof(ErtsSchedulerData))];
+} ErtsAlignedSchedulerData;
+
+extern ErtsAlignedSchedulerData *erts_aligned_scheduler_data;
+
#ifndef ERTS_SMP
extern ErtsSchedulerData *erts_scheduler_data;
#endif
@@ -1007,27 +1013,12 @@ extern struct erts_system_profile_flags_t erts_system_profile_flags;
(p)->flags &= ~F_TIMO; \
} while (0)
-
-#define ERTS_INIT_SCHED_BIND_TYPE_SUCCESS 0
-#define ERTS_INIT_SCHED_BIND_TYPE_NOT_SUPPORTED 1
-#define ERTS_INIT_SCHED_BIND_TYPE_ERROR_NO_CPU_TOPOLOGY 2
-#define ERTS_INIT_SCHED_BIND_TYPE_ERROR_NO_BAD_TYPE 3
-
-int erts_init_scheduler_bind_type(char *how);
-
-#define ERTS_INIT_CPU_TOPOLOGY_OK 0
-#define ERTS_INIT_CPU_TOPOLOGY_INVALID_ID 1
-#define ERTS_INIT_CPU_TOPOLOGY_INVALID_ID_RANGE 2
-#define ERTS_INIT_CPU_TOPOLOGY_INVALID_HIERARCHY 3
-#define ERTS_INIT_CPU_TOPOLOGY_INVALID_ID_TYPE 4
-#define ERTS_INIT_CPU_TOPOLOGY_INVALID_NODES 5
-#define ERTS_INIT_CPU_TOPOLOGY_MISSING_LID 6
-#define ERTS_INIT_CPU_TOPOLOGY_NOT_UNIQUE_LIDS 7
-#define ERTS_INIT_CPU_TOPOLOGY_NOT_UNIQUE_ENTITIES 8
-#define ERTS_INIT_CPU_TOPOLOGY_MISSING 9
-
-int erts_init_cpu_topology(char *topology_str);
-int erts_update_cpu_info(void);
+#define ERTS_RUNQ_IX(IX) \
+ (ASSERT_EXPR(0 <= (IX) && (IX) < erts_no_run_queues), \
+ &erts_aligned_run_queues[(IX)].runq)
+#define ERTS_SCHEDULER_IX(IX) \
+ (ASSERT_EXPR(0 <= (IX) && (IX) < erts_no_schedulers), \
+ &erts_aligned_scheduler_data[(IX)].esd)
void erts_pre_init_process(void);
void erts_late_init_process(void);
@@ -1058,8 +1049,9 @@ Eterm erts_multi_scheduling_blockers(Process *);
void erts_start_schedulers(void);
void erts_smp_notify_check_children_needed(void);
#endif
+void erts_sched_notify_check_cpu_bind(void);
Uint erts_active_schedulers(void);
-void erts_init_process(void);
+void erts_init_process(int);
Eterm erts_process_status(Process *, ErtsProcLocks, Process *, Eterm);
Uint erts_run_queues_len(Uint *);
void erts_add_to_runq(Process *);