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| author | Jonathan Chambers <joncham@gmail.com> | 2020-07-28 14:34:16 -0400 |
|---|---|---|
| committer | Ivan Maidanski <ivmai@mail.ru> | 2021-07-12 14:52:53 +0300 |
| commit | 1baf656e5a86afded0c792639fc5976351e310df (patch) | |
| tree | 599878d2df355ec53654ae4c2ff3169871499fac /darwin_stop_world.c | |
| parent | cbbaccc09611ece1ab43ef61ed39981c3fbc676f (diff) | |
| download | bdwgc-1baf656e5a86afded0c792639fc5976351e310df.tar.gz | |
Add loop to handle abort error like in suspend logic on Darwin
(a cherry-pick of commit 60d0e0b7d from Unity-Technologies/bdwgc)
* darwin_stop_world.c (GC_stack_range_for): Retry
thread_get_state(GC_MACH_THREAD_STATE) while KERN_ABORTED.
Diffstat (limited to 'darwin_stop_world.c')
| -rw-r--r-- | darwin_stop_world.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/darwin_stop_world.c b/darwin_stop_world.c index c4caf62c..24e41294 100644 --- a/darwin_stop_world.c +++ b/darwin_stop_world.c @@ -199,10 +199,12 @@ STATIC ptr_t GC_stack_range_for(ptr_t *phi, thread_act_t thread, GC_thread p, /* else */ { mach_msg_type_number_t thread_state_count = GC_MACH_THREAD_STATE_COUNT; - /* Get the thread state (registers, etc) */ - kern_result = thread_get_state(thread, GC_MACH_THREAD_STATE, - (natural_t *)&state, - &thread_state_count); + /* Get the thread state (registers, etc.) */ + do { + kern_result = thread_get_state(thread, GC_MACH_THREAD_STATE, + (natural_t *)&state, + &thread_state_count); + } while (kern_result == KERN_ABORTED); } # ifdef DEBUG_THREADS GC_log_printf("thread_get_state returns value = %d\n", kern_result); |