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Imported Upstream version 4.2.1.36

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Former-commit-id: f3008ca867fe7e4b7ae9b9a8844c0ad5798925a9
This commit is contained in:
Xamarin Public Jenkins
2015-09-24 06:06:07 -04:00
committed by Jo Shields
parent afe402035c
commit ea5caba957
172 changed files with 6570 additions and 11015 deletions
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8
mono/sgen/sgen-marksweep.c
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@@ -562,9 +562,14 @@ ms_alloc_block (int size_index, gboolean pinned, gboolean has_references)
* This is the only place where the `allocated_blocks` array can potentially grow.
* We need to make sure concurrent sweep isn't running when that happens, so in that
* specific case we just wait for sweep to finish.
*
* The memory barrier here and in `sweep_job_func()` are required because we need
* `allocated_blocks` synchronized between this and the sweep thread.
*/
if (sgen_pointer_queue_will_grow (&allocated_blocks))
if (sgen_pointer_queue_will_grow (&allocated_blocks)) {
major_finish_sweep_checking ();
mono_memory_barrier ();
}
sgen_pointer_queue_add (&allocated_blocks, BLOCK_TAG (info));
@@ -1623,6 +1628,7 @@ sweep_job_func (void *thread_data_untyped, SgenThreadPoolJob *job)
}
sgen_pointer_queue_remove_nulls (&allocated_blocks);
mono_memory_barrier ();
sweep_finish ();