From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8F7D9C2D0E4 for ; Thu, 19 Nov 2020 12:38:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 29058246F5 for ; Thu, 19 Nov 2020 12:38:33 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="drrbmnTR" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727284AbgKSMic (ORCPT ); Thu, 19 Nov 2020 07:38:32 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46650 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727096AbgKSMib (ORCPT ); Thu, 19 Nov 2020 07:38:31 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EC88AC0613CF; Thu, 19 Nov 2020 04:38:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=EXnB16mLl4Y+IqQmV0xsRFSOkOPyaDc6osJseO3iLTI=; b=drrbmnTRqep/Do0FL85M9Uvcah ThoUFK+/hVu6fq5mx7QmjXlr/llb5xABXDrf+Ch1e4pFCS+wBPGr+JhT5o0a/7cnltGgyez8wmMfS yhh5G2fj/TTBExpJUgIDpU3Gkjg3XdS/ogMjpERgHx1tmrhCCCs2Al2hsFrRsdr8bMq7l2AWysDds q4aaZ3EggGAR2St1Mukeq47OXdk0Kxb0id0GnZ2Rw6baevqicgqnFkpf1zTRzrjxrNwc2hLkW8WaA afj9p4GZVPoQpJQbx8nvbW4ypTlILNsinOPaZjlhsVt0wmo27g35kCmLNiltfPa7xfLMbwJx6ByDW rHmWa6MQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kfjCm-0001BQ-NF; Thu, 19 Nov 2020 12:38:29 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 17F8C3019CE; Thu, 19 Nov 2020 13:38:28 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 035712C12590E; Thu, 19 Nov 2020 13:38:27 +0100 (CET) Date: Thu, 19 Nov 2020 13:38:27 +0100 From: Peter Zijlstra To: Gabriel Krisman Bertazi Cc: luto@kernel.org, tglx@linutronix.de, keescook@chromium.org, christian.brauner@ubuntu.com, willy@infradead.org, shuah@kernel.org, linux-kernel@vger.kernel.org, linux-api@vger.kernel.org, linux-kselftest@vger.kernel.org, x86@kernel.org, gofmanp@gmail.com, kernel@collabora.com Subject: Re: [PATCH v7 0/7] Syscall User Dispatch Message-ID: <20201119123827.GL3121392@hirez.programming.kicks-ass.net> References: <20201118032840.3429268-1-krisman@collabora.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201118032840.3429268-1-krisman@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-api@vger.kernel.org On Tue, Nov 17, 2020 at 10:28:33PM -0500, Gabriel Krisman Bertazi wrote: > Gabriel Krisman Bertazi (7): > x86: vdso: Expose sigreturn address on vdso to the kernel > signal: Expose SYS_USER_DISPATCH si_code type > kernel: Implement selective syscall userspace redirection > entry: Support Syscall User Dispatch on common syscall entry > selftests: Add kselftest for syscall user dispatch > selftests: Add benchmark for syscall user dispatch > docs: Document Syscall User Dispatch Aside from the one little nit this looks good to me. Acked-by: Peter Zijlstra (Intel)