From nobody Thu Feb 10 21:33:59 2022 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 EECAD19C5553; Thu, 10 Feb 2022 21:34:00 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Jvqkc2Q4fz4mHY; Thu, 10 Feb 2022 21:34:00 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1644528840; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=sUxdCMOAlgsdS8sMfc0YSYSketunbJWdbMSavqpvEF4=; b=oFw69WQojmpDGuPyRGYJD6e/J9nqssD5VDgCTZ3EsknInYO6YcUB151xnQzDMELVrkHp47 uZmUxHirFxN/n9pMXoXwwJLPF/ix/68QXAZsWwjDg0lIyy0mw9bDC9FxYbKum/pqcIsNyu cRv2lPO39KnE+ZiJyVebYJOonpjLRwKwJhyXq322h/t9g5Pk/Sj6eGLXrl+hS/h4uDItkc wspBZwr+xIe4E569NXjL2pm1YUbSEPtRBHN3d5jBfl6Ae3whejMhOPNmY49IhRH+Fh6bwB oymotHSycKCsPUihw8p1rQWziej1GWr7iKO6Lft20POyf+iV5Qv68XaJIRvnjQ== Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id F2AEA41; Thu, 10 Feb 2022 21:33:59 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.16.1/8.16.1) with ESMTP id 21ALXxqt083746; Thu, 10 Feb 2022 21:33:59 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.16.1/8.16.1/Submit) id 21ALXx19083745; Thu, 10 Feb 2022 21:33:59 GMT (envelope-from git) Date: Thu, 10 Feb 2022 21:33:59 GMT Message-Id: <202202102133.21ALXx19083745@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Warner Losh Subject: git: d4f495fbf88f - main - i386: Add static asssert for context size 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 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: imp X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: d4f495fbf88fbc0391b221ce2315a820ad31236d Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1644528840; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=sUxdCMOAlgsdS8sMfc0YSYSketunbJWdbMSavqpvEF4=; b=agQEW6JedldIi3U7nkGYEdspFotVsIBgbLVdu3b8Q80dcY0PzlX3PTFXJffPema9rWAOp8 iabpJ310qQELF/pOfKU3q3+/x7rZ2xGJ1OPediK+T1ZBNUImPTrd/dtfAiQfa2WtVJG6UJ RAElF5UoXYPKqyCN2rVwM0+PrAnE/7EdzmuSiyHbt00O/qXhEJWkI9rj3CCI3urzWxyjxw APOHZwFtQz9mFzJwqL17ckKhSms0xsSY/kSYd/TBhfg7akvdPd6+8WkNP58mOdgdcx0olx K8MlawM7Dnp3Cp666t4hj8HSgGUX9jQiNtOApCm5tbk6Tn78j714HLlL6wLiRQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1644528840; a=rsa-sha256; cv=none; b=MuHMDdNT5z7LNOjlcIpvkyFJr6MUiXJvFpPfoj3wrv0L+wUjvltjzAxf3JPJwiuiLfqjjV K9L9YDy83IJQjnX9B2VJ9hVy+okgdug931Yp6y557ficanB0xgUYDShtMERmKdo7tl0oV8 CRZ2zCgsWZI5+sc++O9wnB9hPg408VyHWN9JPVhYYgahCPybg1u1ft2/L7JnC3qMtXz5iK VpqKED8Vwmlhh7ECQ9oIY26AhZ6rJVMqzynsEcT+E9vzrcjNz/Fz5Na0Qm6af2kA/x5/Kv SnqufAbI6fOOUG7o78lW4slrhb2XbSgQLI0FKc8mZLd20owcKjWfo0QYVAP7jA== ARC-Authentication-Results: i=1; mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=d4f495fbf88fbc0391b221ce2315a820ad31236d commit d4f495fbf88fbc0391b221ce2315a820ad31236d Author: Warner Losh AuthorDate: 2022-02-10 21:26:53 +0000 Commit: Warner Losh CommitDate: 2022-02-10 21:32:20 +0000 i386: Add static asssert for context size Add a static assert for the siginfo_t, mcontext_t and ucontext_t sizes. These are de-facto ABI options and cannot change size ever. Reviewed by: kib Differential Revision: https://reviews.freebsd.org/D34211 --- sys/i386/i386/exec_machdep.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/sys/i386/i386/exec_machdep.c b/sys/i386/i386/exec_machdep.c index 01602e43733f..0463615d96d9 100644 --- a/sys/i386/i386/exec_machdep.c +++ b/sys/i386/i386/exec_machdep.c @@ -115,6 +115,10 @@ static void freebsd4_sendsig(sig_t catcher, ksiginfo_t *, sigset_t *mask); extern struct sysentvec elf32_freebsd_sysvec; +_Static_assert(sizeof(mcontext_t) == 640, "mcontext_t size incorrect"); +_Static_assert(sizeof(ucontext_t) == 704, "ucontext_t size incorrect"); +_Static_assert(sizeof(siginfo_t) == 64, "siginfo_t size incorrect"); + /* * Send an interrupt to process. *