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| author | Rickard Green <[email protected]> | 2010-11-18 14:28:51 +0100 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2010-11-18 14:28:51 +0100 |
| commit | 648d80a4fa2fb48bb185d2dfb40043476b297073 (patch) | |
| tree | 946c9c985f91b1ff32c41560dd2924162e627666 /erts/emulator/beam/erl_bif_info.c | |
| parent | 45fb0ee83f92b8686955cebae038b3f930bf59e9 (diff) | |
| parent | f4aa12fc5f5756d7574311cf66cd5ec8025df682 (diff) | |
| download | otp-648d80a4fa2fb48bb185d2dfb40043476b297073.tar.gz otp-648d80a4fa2fb48bb185d2dfb40043476b297073.tar.bz2 otp-648d80a4fa2fb48bb185d2dfb40043476b297073.zip | |
Merge branch 'rickard/cpu-groups/OTP-8861' into dev
* rickard/cpu-groups/OTP-8861:
Generalize reader groups
Move cpu topology functionality into erl_cpu_topology.[ch]
Do not use more reader groups for schedulers than schedulers
Conflicts:
erts/emulator/beam/erl_init.c
Diffstat (limited to 'erts/emulator/beam/erl_bif_info.c')
| -rw-r--r-- | erts/emulator/beam/erl_bif_info.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/erts/emulator/beam/erl_bif_info.c b/erts/emulator/beam/erl_bif_info.c index 2f3e23f879..89e3b3209c 100644 --- a/erts/emulator/beam/erl_bif_info.c +++ b/erts/emulator/beam/erl_bif_info.c @@ -38,6 +38,7 @@ #include "erl_instrument.h" #include "dist.h" #include "erl_gc.h" +#include "erl_cpu_topology.h" #ifdef HIPE #include "hipe_arch.h" #endif @@ -2347,9 +2348,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) /* Arguments that are unusual follow ... */ else if (ERTS_IS_ATOM_STR("logical_processors", BIF_ARG_1)) { int no; - erts_smp_rwmtx_rlock(&erts_cpu_bind_rwmtx); - no = erts_get_cpu_configured(erts_cpuinfo); - erts_smp_rwmtx_runlock(&erts_cpu_bind_rwmtx); + erts_get_logical_processors(&no, NULL, NULL); if (no > 0) BIF_RET(make_small((Uint) no)); else { @@ -2359,9 +2358,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) } else if (ERTS_IS_ATOM_STR("logical_processors_online", BIF_ARG_1)) { int no; - erts_smp_rwmtx_rlock(&erts_cpu_bind_rwmtx); - no = erts_get_cpu_online(erts_cpuinfo); - erts_smp_rwmtx_runlock(&erts_cpu_bind_rwmtx); + erts_get_logical_processors(NULL, &no, NULL); if (no > 0) BIF_RET(make_small((Uint) no)); else { @@ -2371,9 +2368,7 @@ BIF_RETTYPE system_info_1(BIF_ALIST_1) } else if (ERTS_IS_ATOM_STR("logical_processors_available", BIF_ARG_1)) { int no; - erts_smp_rwmtx_rlock(&erts_cpu_bind_rwmtx); - no = erts_get_cpu_available(erts_cpuinfo); - erts_smp_rwmtx_runlock(&erts_cpu_bind_rwmtx); + erts_get_logical_processors(NULL, NULL, &no); if (no > 0) BIF_RET(make_small((Uint) no)); else { |