Date: Fri, 17 May 2013 01:01:26 -0400 From: Rich Felker <dalias@...ifal.cx> To: musl@...ts.openwall.com Subject: Re: cpuset/affinity interfaces and TSX lock elision in musl On Thu, May 16, 2013 at 11:49:11PM -0500, Rob Landley wrote: > On 05/16/2013 03:36:58 PM, Rich Felker wrote: > >On Thu, May 16, 2013 at 06:37:01PM +0200, Daniel Cegiełka wrote: > >> 1) Are there any plans to add support for cpuset/affinity > >interfaces? > > > >I sat down to do it one day, and it was so ugly I got sick and put it > >off again. Seriously. There's a huge abundance of CPU_* > >macros/functions for manipulating abstract bitsets, but all "cpu set" > >specific for no good reason. > > > >If anyone wants to volunteer to do these, it would be a big relief to > >me. Some caveats: > > Meh, the data format's trivial. It's just that the documentation is > in an insane place, namely here: It's also the exact same format as fd_set and sigset_t, i.e. the only natural set implementation. What's frustrating is that we have to have 3+ sets of interfaces that do exactly the same thing... Rich
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