pthread_mutex_timedlock on sparc64
kris at obsecurity.org
Wed Apr 19 05:41:21 UTC 2006
On Wed, Apr 19, 2006 at 03:32:18PM +1000, Sean Winn wrote:
> Kris Kennaway wrote:
> > On Tue, Apr 18, 2006 at 07:28:00PM +1000, Sean Winn wrote:
> >> owner-freebsd-sparc64 at freebsd.org wrote:
> >>> libthr *is* the thread library on sparc64; as Daniel says,
> >>> libpthread is not ported to sparc64.
> >>> Kris
> >> Not yet in 6.x
> >> 19:25 Tue 18-Apr sean at bloody [~] uname -msr
> >> FreeBSD 6.1-RC1 sparc64
> >> 19:25 Tue 18-Apr sean at bloody [~] ls -l /usr/lib/libpthread.so
> >> lrwxrwxrwx 1 root wheel 9 Apr 17 04:05 /usr/lib/libpthread.so ->
> >> libc_r.so
> > Oops, I forgot about that..although so did David when he removed
> > libc_r from 7.0 and broke sparc :-)
> > So I guess this is a libc_r missing feature. Probably the solution is
> > to use libthr on 6.x too (I don't know if it works well enough on
> > 5.x). libthr causes witness panics under load on sparc64 though.
> > Kris
> Would threading problems be related to sparc64/73413? I've noticed it
> sitting idle for a long while, and the test case still core dumps. The
> PR it references (sparc64/72998) also is open.
Huh, turns out libpthread does exist on sparc, it's just called
libkse. Anyway, since it's not in use the PR wasn't relevant.
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