From owner-svn-src-head@freebsd.org Tue Aug 4 10:18:10 2015 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 157929B1296 for ; Tue, 4 Aug 2015 10:18:10 +0000 (UTC) (envelope-from oliver.pinter@hardenedbsd.org) Received: from mail-wi0-f180.google.com (mail-wi0-f180.google.com [209.85.212.180]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BAD27B8F for ; Tue, 4 Aug 2015 10:18:09 +0000 (UTC) (envelope-from oliver.pinter@hardenedbsd.org) Received: by wibud3 with SMTP id ud3so170235178wib.1 for ; Tue, 04 Aug 2015 03:18:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:cc:content-type; bh=PwptmrXRlMZs2jy5V7eLmKKz27STspP8vG+GWeXfgK0=; b=Wl3sBB6EF/uGhxzMfrKs660OL430VSwjjmdjEj9KBv7iPQSUO7s1OrW/GMbLgtgvmQ 4HoBLXiIEqOQT9NUIB7sk/QXkHDaK6rLMCksXNh/pf28dD8SgqKt3rovNXVJkbqgAz3g pAuW2HKa5jLkG7QLgze29p2PR4PeeRSaSs8oAljuS6k1UegwilDOXXk932RxhPgcyNkZ UUkOK9BJvrZkV8OmXxxu5D8c6tTCS42k+LQjsx9VElRZQSZSNJASZPig84zXiFgtn591 Xz/YvGjrpLFOtyG13rg0r8s5LO9lxvKaKomLZsKKJ2fHl2aYx6YaiKV9gt9oQMI/nHco sSdQ== X-Gm-Message-State: ALoCoQnq3/y98jMG1dgPbWpnrjeECMjDZj3epz0Csan5ryUJkJcZmnPFA6n8DjFJenaAPzAN92If MIME-Version: 1.0 X-Received: by 10.194.143.6 with SMTP id sa6mr6142980wjb.67.1438683482475; Tue, 04 Aug 2015 03:18:02 -0700 (PDT) Received: by 10.194.73.6 with HTTP; Tue, 4 Aug 2015 03:18:02 -0700 (PDT) In-Reply-To: <201507021522.t62FMEQY008049@repo.freebsd.org> References: <201507021522.t62FMEQY008049@repo.freebsd.org> Date: Tue, 4 Aug 2015 12:18:02 +0200 Message-ID: Subject: Re: svn commit: r285046 - head/sys/vm From: Oliver Pinter To: Konstantin Belousov Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Content-Type: text/plain; charset=UTF-8 X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 04 Aug 2015 10:18:10 -0000 On 7/2/15, Konstantin Belousov wrote: > Author: kib > Date: Thu Jul 2 15:22:13 2015 > New Revision: 285046 > URL: https://svnweb.freebsd.org/changeset/base/285046 > > Log: > Account for the main process stack being one page below the highest > user address when ABI uses shared page. > > Note that the change is no-op for correctness, since shared page does > not fault. The mapping for the shared page is installed at the > address space creation, the page is unmanaged and its pte/pv entry > cannot be reclaimed. > > Submitted by: Oliver Pinter > Review: https://reviews.freebsd.org/D2954 > MFC after: 1 week Hi Kostik! As same MFC this? Oliver > > Modified: > head/sys/vm/vm_map.c > > Modified: head/sys/vm/vm_map.c > ============================================================================== > --- head/sys/vm/vm_map.c Thu Jul 2 15:17:30 2015 (r285045) > +++ head/sys/vm/vm_map.c Thu Jul 2 15:22:13 2015 (r285046) > @@ -3640,7 +3640,8 @@ Retry: > return (KERN_NO_SPACE); > } > > - is_procstack = (addr >= (vm_offset_t)vm->vm_maxsaddr) ? 1 : 0; > + is_procstack = (addr >= (vm_offset_t)vm->vm_maxsaddr && > + addr < (vm_offset_t)p->p_sysent->sv_usrstack) ? 1 : 0; > > /* > * If this is the main process stack, see if we're over the stack > _______________________________________________ > svn-src-head@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/svn-src-head > To unsubscribe, send any mail to "svn-src-head-unsubscribe@freebsd.org" >