From: KOSAKI Motohiro <kosaki.motohiro@...>
Date: 2013-10-31T16:28:03-04:00
Subject: [ruby-core:58115] Re: [ruby-trunk - Feature #9068][Open] [PATCH (trivial)] thread.c: reduce rb_mutex_t size by 8 bytes on x86_64

(10/31/13 3:42 PM), normalperson (Eric Wong) wrote:
>
> Issue #9068 has been reported by normalperson (Eric Wong).
>
> ----------------------------------------
> Feature #9068: [PATCH (trivial)] thread.c: reduce rb_mutex_t size by 8 bytes on x86_64
> https://bugs.ruby-lang.org/issues/9068
>
> Author: normalperson (Eric Wong)
> Status: Open
> Priority: Low
> Assignee:
> Category: core
> Target version: current: 2.1.0
>
>
> gcc can pack the structure better when both 32-bit fields
> are next to each other.
>
> (I realized I could have 10K-100K Mutexes potentially in one of my projects,
>   but maybe I'll change the design :)

ok, please commit.