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Re: Decision time: Intel TSX Lock elision for glibc.
- From: "H.J. Lu" <hjl dot tools at gmail dot com>
- To: Andi Kleen <andi at firstfloor dot org>
- Cc: Markus Trippelsdorf <markus at trippelsdorf dot de>, "Carlos O'Donell" <carlos at redhat dot com>, Andreas Jaeger <aj at suse dot com>, GNU C Library <libc-alpha at sourceware dot org>, Torvald Riegel <triegel at redhat dot com>, Rich Felker <dalias at aerifal dot cx>, Roland McGrath <roland at hack dot frob dot com>, "Joseph S. Myers" <joseph at codesourcery dot com>
- Date: Tue, 2 Jul 2013 14:12:03 -0700
- Subject: Re: Decision time: Intel TSX Lock elision for glibc.
- References: <51D0A28F dot 4070409 at redhat dot com> <51D2121F dot 4020708 at redhat dot com> <51D27A43 dot 6020305 at suse dot com> <51D2ED73 dot 1090603 at redhat dot com> <20130702155326 dot GA6123 at two dot firstfloor dot org> <20130702171843 dot GA6555 at x4> <20130702201117 dot GB6123 at two dot firstfloor dot org> <20130702202122 dot GA518 at x4> <20130702203505 dot GC6123 at two dot firstfloor dot org> <20130702204300 dot GB518 at x4> <20130702205313 dot GD6123 at two dot firstfloor dot org>
On Tue, Jul 2, 2013 at 1:53 PM, Andi Kleen <andi@firstfloor.org> wrote:
> On Tue, Jul 02, 2013 at 10:43:00PM +0200, Markus Trippelsdorf wrote:
>> On 2013.07.02 at 22:35 +0200, Andi Kleen wrote:
>> > > Unfortunately no:
>> > >
>> > > ../nptl/sysdeps/unix/sysv/linux/x86/elision-conf.c:21:23: fatal error:
>> > > init-arch.h: No such file or directory
>> >
>> > Odd. What distribution is that? Are you building without multiarch?
>>
>> Gentoo without multiarch:
>
> Copying HJ, he helped me originally with the new x86/ setup.
> Any ideas?
>
We can't use the multi-arch(ifunc) feature without enabling
multi-arch(ifunc). We can put elision-conf.c under the
"multichar" subdirectory.
--
H.J.