Date: Wed, 28 Nov 2012 18:53:04 -0500 From: Rich Felker <dalias@...ifal.cx> To: musl@...ts.openwall.com Subject: Re: musl 0.9.8 released On Wed, Nov 28, 2012 at 03:35:56PM -0600, Rob Landley wrote: > On 11/28/2012 07:05:07 AM, Rich Felker wrote: > >This is fairly comparable to the mips1 issue and the need for ll/sc > >emulation by the kernel. i386 is just fundamentally lacking in a way > >that makes multi-tasking/multi-threading not workable with the POSIX > >apis for it. The kernel should be emulating 'lock cmpxchg', like it > >does ll/sc for mips1, and if it did, 386 would work fine. But > >apparently nobody cares anyway.. > > Actually this just got removed literally today: > > https://lkml.org/lkml/2012/11/28/445 *sigh* that's frustrating. > If I recall, there was a longish discussion that boiled down to > nobody could find actual 386 hardware still in use to test any of > this with. It would be easy to test on qemu. I even have a 386 board I could set back up and test... Rich
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