Date: Tue, 31 Mar 2015 01:05:35 +0000 (UTC) From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-10@freebsd.org Subject: svn commit: r280876 - stable/10/sys/amd64/amd64 Message-ID: <201503310105.t2V15ZCZ038152@svn.freebsd.org>
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Author: kib Date: Tue Mar 31 01:05:34 2015 New Revision: 280876 URL: https://svnweb.freebsd.org/changeset/base/280876 Log: MFC r280781: Make it possible for the signal handler to act on #ss. Load the canonical user data segment' selector into %ss when calling the handler. Modified: stable/10/sys/amd64/amd64/machdep.c Directory Properties: stable/10/ (props changed) Modified: stable/10/sys/amd64/amd64/machdep.c ============================================================================== --- stable/10/sys/amd64/amd64/machdep.c Tue Mar 31 00:59:30 2015 (r280875) +++ stable/10/sys/amd64/amd64/machdep.c Tue Mar 31 01:05:34 2015 (r280876) @@ -429,6 +429,7 @@ sendsig(sig_t catcher, ksiginfo_t *ksi, regs->tf_rflags &= ~(PSL_T | PSL_D); regs->tf_cs = _ucodesel; regs->tf_ds = _udatasel; + regs->tf_ss = _udatasel; regs->tf_es = _udatasel; regs->tf_fs = _ufssel; regs->tf_gs = _ugssel;
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