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| author | Sverker Eriksson <[email protected]> | 2012-02-21 20:43:23 +0100 |
|---|---|---|
| committer | Sverker Eriksson <[email protected]> | 2012-02-23 12:15:36 +0100 |
| commit | 17c62a8d1158e2c13be403e62d81140c705a8444 (patch) | |
| tree | 4b829d8412d3249919fae342eb0b340b7cbf75a8 /erts/emulator/beam/code_ix.c | |
| parent | cebdde12c16ed51d2d714c4e68c24425f476e1f6 (diff) | |
| download | otp-17c62a8d1158e2c13be403e62d81140c705a8444.tar.gz otp-17c62a8d1158e2c13be403e62d81140c705a8444.tar.bz2 otp-17c62a8d1158e2c13be403e62d81140c705a8444.zip | |
erts: Switch order between code_ix lock and thread blocking
Make for simpler code when we just can block threads and continue
without having to release code_ix lock and repeat code lookups to
avoid race.
Diffstat (limited to 'erts/emulator/beam/code_ix.c')
| -rw-r--r-- | erts/emulator/beam/code_ix.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/erts/emulator/beam/code_ix.c b/erts/emulator/beam/code_ix.c index d4bf75558d..def7e164e2 100644 --- a/erts/emulator/beam/code_ix.c +++ b/erts/emulator/beam/code_ix.c @@ -105,6 +105,8 @@ int erts_try_lock_code_ix(Process* c_p) { int success; + ASSERT(!erts_smp_thr_progress_is_blocking()); + erts_smp_mtx_lock(&the_code_ix_queue_lock); success = !the_code_ix_lock; if (success) { |