Em Mon, Mar 30, 2015 at 12:22:20PM +0200, Jiri Olsa escreveu:
> On Mon, Mar 30, 2015 at 10:07:37AM +0200, Jiri Olsa wrote:
> looks like race among __machine__findnew_thread and thread__put
> over the machine->threads rb_tree insert/removal
> 
> is there a reason why thread__put does not erase itself from machine->threads?

IIRC it has to first pass thru:

machine__remove_thread() that will remove the reference count obtained
when inserting the thread on the rbtree and move it to the dead_threads
list, where it will stay until the last reference count obtained when
adding the thread to some hist_entry is finally dropped via
thread__put().

- Arnaldo
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