From nobody Wed Aug 23 13:01:53 2023 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4RW5vq3Nnbz4qZWT for ; Wed, 23 Aug 2023 13:01:59 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: from mail-lf1-x133.google.com (mail-lf1-x133.google.com [IPv6:2a00:1450:4864:20::133]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1D4" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RW5vp5lKwz3TfP for ; Wed, 23 Aug 2023 13:01:58 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Authentication-Results: mx1.freebsd.org; none Received: by mail-lf1-x133.google.com with SMTP id 2adb3069b0e04-4fe27849e6aso8543472e87.1 for ; Wed, 23 Aug 2023 06:01:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20221208.gappssmtp.com; s=20221208; t=1692795717; x=1693400517; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=V/3o9a0K6YyGT6xYTEHemEFWJBMS/0WL1lWGTr5TGV0=; b=CoazkeMawZsGQu/2ZloidVAnHOcA1hYjFfdLtoYJH1iOWbNRPD5vPxxXlB9omt+IST cSsmCaWKFjTbps6wKO94EOpXb4036gEpp11o5GKmLEScqddKXXupBcSr72r1jDx9D5b9 GlFLrA2NOMbKuH0jyAnSGstMBYBdZkKw9kvz6cTQlP3DgZx9uLyKDDQ21bF1QNnhjSBJ VJ7Opvnqm5MGBQoMD5kH2fxYF6P4oa5IadZBZcAY+2wzZWsa2GD9PP9+rJwgP/4jW159 Fy1bkpZfFZ/1caD2oXa8wq50d2oXU6tZzsernfmI0oyHblWyV8xgBy/tXyuYq5+qCQnZ Fi8Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692795717; x=1693400517; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=V/3o9a0K6YyGT6xYTEHemEFWJBMS/0WL1lWGTr5TGV0=; b=jr0s1k9eKwuQB0SZ+kPDWcGK1UbAMSTS1RGX9kurMKSnAVKrdfCAPaxlB0bov+dmvS XudnIZN3XMMPMatIB9LE8dw9D1NTUoUWcJNOQOg2+nAjfHu9qQwRwuJnVF/e/ym4Miwd 6LBDKg3NQE4/PN81nrjc12cTo03tW6ywOtmdB5usEyt7YoZNOCvxROcTyIi6SLEz0G6o ywMTNw8JwZxs+MU1QqGlVARdq4KM11rTjalUoBUdbU6xASFZg9JGue2o8hPU7rbx89/r 1b33CtECECzkO03lJFHkBgTZi44xVDIZxsZ2GETtYrFDvP6QALT60FTEba/XHW2VHOAj HM2g== X-Gm-Message-State: AOJu0YzjZBmH3gJcdruOzmMldAelghE7qBN1ZHWBxnQCKBBHIIedQe76 EpBKpRHlIa0/2cvOj6txJV0yepbY70oPB62CZKCZrg== X-Google-Smtp-Source: AGHT+IH4cuiRDJVUTbwvRna+N1tEfizX/pB424tvKuvKivqgcite19niZJc8GuN6+Rs9DoXDvdYdEJvM+qvELABzy6Y= X-Received: by 2002:a05:6512:33c5:b0:4fe:3a57:7c98 with SMTP id d5-20020a05651233c500b004fe3a577c98mr10970902lfg.32.1692795716957; Wed, 23 Aug 2023 06:01:56 -0700 (PDT) List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 References: <202308230007.37N07cOK082906@gitrepo.freebsd.org> <748B7A01-5011-44EE-BB04-282AE96F9B5B@freebsd.org> <0F3EA94D-6696-471C-ABF6-840B5E92967F@freebsd.org> In-Reply-To: <0F3EA94D-6696-471C-ABF6-840B5E92967F@freebsd.org> From: Warner Losh Date: Wed, 23 Aug 2023 07:01:53 -0600 Message-ID: Subject: Re: git: 4a69fc16a583 - main - Add membarrier(2) To: Jessica Clarke Cc: Konstantin Belousov , "src-committers@freebsd.org" , "dev-commits-src-all@freebsd.org" , "dev-commits-src-main@freebsd.org" Content-Type: multipart/alternative; boundary="000000000000631868060396b7c9" X-Rspamd-Queue-Id: 4RW5vp5lKwz3TfP X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US] --000000000000631868060396b7c9 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Tue, Aug 22, 2023 at 11:37=E2=80=AFPM Jessica Clarke wrote: > > > The addition does not change any existing code path in the kernel. > > No, but it commits us to a new syscall being stable just days before 14 > branches and has its ABI frozen. > I'd planned on committing timerfd later today. I didn't consider it an ABI breakage, since it was just additive. It's one of the things that can be MFC'd (we don't prohibit new system calls). Warner --000000000000631868060396b7c9 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


=
On Tue, Aug 22, 2023 at 11:37=E2=80= =AFPM Jessica Clarke <jrtc27@freeb= sd.org> wrote:

> The addition does not change any existing code path in the kernel.

No, but it commits us to a new syscall being stable just days before 14
branches and has its ABI frozen.

I'= d planned on committing timerfd later today. I didn't consider it an AB= I
breakage, since it was just additive. It's one of the thing= s that can be
MFC'd (we don't prohibit new system calls).=

Warner
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