diff options
| author | k0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-11-26 15:47:20 +0000 |
|---|---|---|
| committer | k0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-11-26 15:47:20 +0000 |
| commit | 67485fee42677b712a2ff002726f83f49b945564 () | |
| tree | 5015b79d3ceec3991b106d2963b971eb1db0fe34 /vm_trace.c | |
| parent | 01e2bf35bc893a4c2331fd77ec43d275bbc8a0aa (diff) | |
vm_trace.c: MJIT-limited thread-safety for postponed_job
[Bug #15316] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66001 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
| -rw-r--r-- | vm_trace.c | 5 |
1 files changed, 4 insertions, 1 deletions
@@ -1588,7 +1588,7 @@ enum postponed_job_register_result { PJRR_INTERRUPTED = 2 }; -/* Async-signal-safe */ static enum postponed_job_register_result postponed_job_register(rb_execution_context_t *ec, rb_vm_t *vm, unsigned int flags, rb_postponed_job_func_t func, void *data, int max, int expected_index) @@ -1596,11 +1596,13 @@ postponed_job_register(rb_execution_context_t *ec, rb_vm_t *vm, rb_postponed_job_t *pjob; if (expected_index >= max) return PJRR_FULL; /* failed */ if (ATOMIC_CAS(vm->postponed_job_index, expected_index, expected_index+1) == expected_index) { pjob = &vm->postponed_job_buffer[expected_index]; } else { return PJRR_INTERRUPTED; } @@ -1609,6 +1611,7 @@ postponed_job_register(rb_execution_context_t *ec, rb_vm_t *vm, pjob->data = data; RUBY_VM_SET_POSTPONED_JOB_INTERRUPT(ec); return PJRR_SUCCESS; } |