From 088d69f878cf3fb57556357236ef8e1c8f9d893e Mon Sep 17 00:00:00 2001 From: Jerry Jelinek Date: Thu, 27 Apr 2017 17:31:09 +0000 Subject: 8534 Want AVX-512 Support 8535 kernel cpuid support for new processors 8536 xsave area should size dynamically, based on CPU features 8537 rtld needs to learn about AVX512 8538 add support for xsaveopt for improved context switching 8539 better handling for AMD-specifc *save_ctxt FP exceptions Reviewed by: Robert Mustacchi Reviewed by: Toomas Soome Approved by: Richard Lowe --- usr/src/uts/common/os/lwp.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'usr/src/uts/common/os/lwp.c') diff --git a/usr/src/uts/common/os/lwp.c b/usr/src/uts/common/os/lwp.c index feb8e76c42..b2adae570f 100644 --- a/usr/src/uts/common/os/lwp.c +++ b/usr/src/uts/common/os/lwp.c @@ -718,6 +718,8 @@ grow: lep->le_start = t->t_start; lwp_hash_in(p, lep, p->p_tidhash, p->p_tidhash_sz, 1); + lwp_fp_init(lwp); + if (state == TS_RUN) { /* * We set the new lwp running immediately. -- cgit v1.2.3