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| author | Rickard Green <[email protected]> | 2016-12-28 18:56:18 +0100 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2016-12-28 19:22:34 +0100 |
| commit | 88ae8fd6c952cd1f1edba1321de0dc97d8eafaf2 (patch) | |
| tree | b4454fecb73b1125b5d32baa73c39f6842586872 /erts/emulator/beam/erl_process.c | |
| parent | 32c71f85bd2d17a6c58f6d1fa450dfb8cf3de6cb (diff) | |
| download | otp-88ae8fd6c952cd1f1edba1321de0dc97d8eafaf2.tar.gz otp-88ae8fd6c952cd1f1edba1321de0dc97d8eafaf2.tar.bz2 otp-88ae8fd6c952cd1f1edba1321de0dc97d8eafaf2.zip | |
Leave dirty work in dirty run-queues on multi scheduling block
Diffstat (limited to 'erts/emulator/beam/erl_process.c')
| -rw-r--r-- | erts/emulator/beam/erl_process.c | 30 |
1 files changed, 6 insertions, 24 deletions
diff --git a/erts/emulator/beam/erl_process.c b/erts/emulator/beam/erl_process.c index 6810210e4d..fba81db1cd 100644 --- a/erts/emulator/beam/erl_process.c +++ b/erts/emulator/beam/erl_process.c @@ -7165,16 +7165,8 @@ suspend_scheduler(ErtsSchedulerData *esdp) ASSERT(sched_type != ERTS_SCHED_NORMAL || no != 1); - if (sched_type != ERTS_SCHED_NORMAL) { - if (erts_smp_mtx_trylock(&schdlr_sspnd.mtx) == EBUSY) { - erts_smp_runq_unlock(esdp->run_queue); - erts_smp_mtx_lock(&schdlr_sspnd.mtx); - erts_smp_runq_lock(esdp->run_queue); - } - if (schdlr_sspnd.msb.ongoing) - evacuate_run_queue(esdp->run_queue, &sbp); + if (sched_type != ERTS_SCHED_NORMAL) erts_smp_runq_unlock(esdp->run_queue); - } else { evacuate_run_queue(esdp->run_queue, &sbp); @@ -7187,8 +7179,8 @@ suspend_scheduler(ErtsSchedulerData *esdp) sched_wall_time_change(esdp, 0); - erts_smp_mtx_lock(&schdlr_sspnd.mtx); } + erts_smp_mtx_lock(&schdlr_sspnd.mtx); flgs = sched_prep_spin_suspended(ssi, ERTS_SSI_FLG_SUSPENDED); if (flgs & ERTS_SSI_FLG_SUSPENDED) { @@ -7304,24 +7296,14 @@ suspend_scheduler(ErtsSchedulerData *esdp) while (1) { ErtsMonotonicTime current_time; - erts_aint32_t qmask; erts_aint32_t flgs; - qmask = (ERTS_RUNQ_FLGS_GET(esdp->run_queue) - & ERTS_RUNQ_FLGS_QMASK); - - if (sched_type != ERTS_SCHED_NORMAL) { - if (qmask) { - erts_smp_mtx_lock(&schdlr_sspnd.mtx); - erts_smp_runq_lock(esdp->run_queue); - if (schdlr_sspnd.msb.ongoing) - evacuate_run_queue(esdp->run_queue, &sbp); - erts_smp_runq_unlock(esdp->run_queue); - erts_smp_mtx_unlock(&schdlr_sspnd.mtx); - } + if (sched_type != ERTS_SCHED_NORMAL) aux_work = 0; - } else { + erts_aint32_t qmask; + qmask = (ERTS_RUNQ_FLGS_GET(esdp->run_queue) + & ERTS_RUNQ_FLGS_QMASK); aux_work = erts_atomic32_read_acqb(&ssi->aux_work); |