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| author | Rickard Green <[email protected]> | 2011-11-18 15:19:46 +0100 |
|---|---|---|
| committer | Rickard Green <[email protected]> | 2011-12-01 09:35:23 +0100 |
| commit | 8781932b3b8769b6f208ac7c00471122ec7dd055 (patch) | |
| tree | 6f9e3a8bd496498615fc7f6bdc2df8ea90b81b16 /erts/emulator/beam/erl_port_task.c | |
| parent | c23286a3b8d33a4e61b97896e1c713036bc17cb2 (diff) | |
| download | otp-8781932b3b8769b6f208ac7c00471122ec7dd055.tar.gz otp-8781932b3b8769b6f208ac7c00471122ec7dd055.tar.bz2 otp-8781932b3b8769b6f208ac7c00471122ec7dd055.zip | |
Remove common run-queue in SMP case
The common run-queue implementation is removed since it is unused,
untested, undocumented, unsupported, and only complicates the code.
A spinlock used by the run-queue management sometimes got heavily
contended. This code has now been rewritten, and the spinlock
has been removed.
Diffstat (limited to 'erts/emulator/beam/erl_port_task.c')
| -rw-r--r-- | erts/emulator/beam/erl_port_task.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/erts/emulator/beam/erl_port_task.c b/erts/emulator/beam/erl_port_task.c index 87b8e5131b..2b5e65b11a 100644 --- a/erts/emulator/beam/erl_port_task.c +++ b/erts/emulator/beam/erl_port_task.c @@ -1048,8 +1048,6 @@ erts_port_migrate(Port *prt, int *prt_locked, ERTS_SMP_LC_CHK_RUNQ_LOCK(from_rq, *from_locked); ERTS_SMP_LC_CHK_RUNQ_LOCK(to_rq, *to_locked); - ASSERT(!erts_common_run_queue); - if (!*from_locked || !*to_locked) { if (from_rq < to_rq) { if (!*to_locked) { |