From: SASADA Koichi <ko1@...>
Date: 2014-03-15T18:27:53+09:00
Subject: [ruby-core:61510] Re: [REJECT?] xmalloc/xfree: reduce atomic ops w/ thread-locals

(2014/03/15 17:34), Eric Wong wrote:
> I wonder if the speedup would be bigger if we use an allocator with
> good MT scalability.

It is possible.

>> > BTW,
>> > 
>>> > > +    rb_thread_t *th = ruby_thread_from_native();
>> > 
>> > `th' can be NULL because no Ruby threads can call this code.
> Did you mean: gsub(/no Ruby/, "non-Ruby") ?

Yes.

> I should put a FATAL exit there (but not much different than crashing).

You shouldn't.  It should pass.  For example, C-method creates another
native threads, and they can use ruby_xmalloc().  This is why this is
not `rb_xmalloc()' but `ruby_xmalloc()'.

-- 
// SASADA Koichi at atdot dot net