From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on inbox.vuxu.org X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=DKIM_ADSP_CUSTOM_MED, DKIM_INVALID,DKIM_SIGNED,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham autolearn_force=no version=3.4.2 Received: from minnie.tuhs.org (minnie.tuhs.org [45.79.103.53]) by inbox.vuxu.org (OpenSMTPD) with ESMTP id 5bb54adf for ; Thu, 21 Nov 2019 21:12:01 +0000 (UTC) Received: by minnie.tuhs.org (Postfix, from userid 112) id 6C7B39C13A; Fri, 22 Nov 2019 07:12:00 +1000 (AEST) Received: from minnie.tuhs.org (localhost [127.0.0.1]) by minnie.tuhs.org (Postfix) with ESMTP id 8B4BF93D71; Fri, 22 Nov 2019 07:11:45 +1000 (AEST) Authentication-Results: minnie.tuhs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="kdtpRR1M"; dkim-atps=neutral Received: by minnie.tuhs.org (Postfix, from userid 112) id DAE7193D71; Fri, 22 Nov 2019 07:11:42 +1000 (AEST) Received: from mail-ot1-f48.google.com (mail-ot1-f48.google.com [209.85.210.48]) by minnie.tuhs.org (Postfix) with ESMTPS id 51F2D93D59 for ; Fri, 22 Nov 2019 07:11:42 +1000 (AEST) Received: by mail-ot1-f48.google.com with SMTP id n23so4238151otr.13 for ; Thu, 21 Nov 2019 13:11:42 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=lzv7DVngX5Gf8UGc+RaZrdfRlUHXzqUuavSiDOhQLXQ=; b=kdtpRR1M7CChWUMflVQAWVNWjTBFoFQEXNtb/5ITCcB99bCs8F4s1kfLhhqIE31eBT P9Zn1zpbnBKwU01A4BZhf08SfkyIRirhDDaj1c+u4wgu8ra8bBHnKT3loBwEyQQLQXqy wKJSs8lAxLNSi5ydcl2gokHBYUlpEAyJzps5ihK/ZwjpT8/TtrDwaGv4l2GJnYUUCLDW RprGr2kfsLnpim6EW3ffM+c/mHLcen9F6fpuPBbfB9Q3GvH+z3N44cUBQJ5hMSJBKjR8 /8dex+DfbHRPz8WAtMzWyebD0pJKfeFMPR7OOdMLN9BQnroRNn1ZwMpS79fwx+S96uOL efFA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=lzv7DVngX5Gf8UGc+RaZrdfRlUHXzqUuavSiDOhQLXQ=; b=KBCvXPcg0N76GQa7JP9FkOY9ctXNG8zFkH/AJWJVNfxZs2DG189PUtV0Q285xkGlVV 8opP/W3qvVuo2MOGgofn2l9UO+8KmbdfYTIOl38YNIvb1EzhlHysCLn5rB3I+NO1U1u2 sv76Gkl3hLuGuzlDG8nH1n9JM+Qmi0bqI0H3rQlotgEYEacF79uFJY+cdl36YJA4LYfK ze1AzXyUks9+9lidG/M/JkFrrgPw8VRk0vEjDIlO7AJCWFZC2sd3MMSZeF3HEErNvf5I KoFRufcEcoHZy38bxS57qzitWaynTP9vDkLmI9g/stwooE8GHndKTowy5r757bKrqyaa YTRg== X-Gm-Message-State: APjAAAXeSlQUWb4s9dNMjN1E6J4iJ2Y4/n8HFz2TSwy+AfHORySrQaGj Qr0CiIpXBfcazBXjSFc2aAA37F2Czv1YVNZ0pCdA/mTh X-Google-Smtp-Source: APXvYqy+vQ0QXd8aEncX8RpJNjCi2iiZWlJLSabaRe/988cyi+Ax+tclRVA11GQDE5p+kUQSwfA+guM0stUy0rVca3g= X-Received: by 2002:a05:6830:1557:: with SMTP id l23mr2140381otp.101.1574370701027; Thu, 21 Nov 2019 13:11:41 -0800 (PST) MIME-Version: 1.0 From: ron minnich Date: Thu, 21 Nov 2019 13:11:29 -0800 Message-ID: To: TUHS main list Content-Type: text/plain; charset="UTF-8" Subject: [TUHS] Irix on MIPS -- was kernel mode paged X-BeenThere: tuhs@minnie.tuhs.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: The Unix Heritage Society mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: tuhs-bounces@minnie.tuhs.org Sender: "TUHS" I'm looking for a reference to any Unix ports where the kernel ran in a non-paged address space and user mode was paged. I could swear this was done at some point, and memory says it was on a soft-TLB system like the MIPS, to avoid TLB pollution and TLB fault overhead. But maybe I'm nuts. I am happy to hear either answer.