From owner-freebsd-hackers Tue Sep 24 10:32:44 2002 Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.FreeBSD.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 5327F37B401 for ; Tue, 24 Sep 2002 10:32:43 -0700 (PDT) Received: from mail.pcnet.com (pcnet1.pcnet.com [204.213.232.3]) by mx1.FreeBSD.org (Postfix) with ESMTP id BA9CE43E4A for ; Tue, 24 Sep 2002 10:32:42 -0700 (PDT) (envelope-from eischen@pcnet1.pcnet.com) Received: from localhost (eischen@localhost) by mail.pcnet.com (8.12.3/8.12.1) with ESMTP id g8OHWcqe004346; Tue, 24 Sep 2002 13:32:38 -0400 (EDT) Date: Tue, 24 Sep 2002 13:32:38 -0400 (EDT) From: Daniel Eischen To: Terry Lambert Cc: Andriy Gapon , julian@elischer.org, hackers@FreeBSD.org Subject: Re: libc_r in stable In-Reply-To: <3D909F67.CE03D475@mindspring.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG On Tue, 24 Sep 2002, Terry Lambert wrote: > Daniel Eischen wrote: > > > Set SA_RESTART in the sa_flags of the sigaction for the scheduling > > > signal. Use "man sigaction" for details. > > > > Yes, for application installed signal handlers. > > > > Try this for library installed signal handlers (patch > > to -current). > > > > http://people.freebsd.org/~deischen/libc_r.diffs > > Most of this diff is good, but... > > - act.sa_flags = SA_RESTART | SA_SIGINFO; > + act.sa_flags = SA_RESTART | SA_SIGINFO | SA_RESTART; > > Setting the bejesus out of the bit probably isn't more effective > than setting it once. It means we're trying much harder to restart the system call. The kernel will see this; trust me ;-) Actually, SA_ONSTACK should be substituted for one of the SA_RESTARTs. -- Dan Eischen To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message