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=-5.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 5834DC388F9 for ; Mon, 16 Nov 2020 22:20:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C67AD2224B for ; Mon, 16 Nov 2020 22:20:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="uMUcuSmE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728836AbgKPWUC (ORCPT ); Mon, 16 Nov 2020 17:20:02 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33674 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726016AbgKPWUB (ORCPT ); Mon, 16 Nov 2020 17:20:01 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7FC79C0613CF for ; Mon, 16 Nov 2020 14:20:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:References:Cc:To:From:Subject:Sender :Reply-To:Content-ID:Content-Description; bh=rmbEOUuFUDWT2r+1h2dWrIdCOj079NG2OKQi9QhFvjo=; b=uMUcuSmEOxdvWusgeKZNV0Z0f9 SgXsrlfEMxCC2e6ojKy55SnEgSh+KeEe2wKJYWK/txvvRyur0+leAhE61oRPiAv8tMtf9RZNr4kCK DSSEZACpbdMCNOUb/oyxPPec/Ftlc/NDcJPkqhcjxeswUXTplEo7HbObtI9fJse3Gt8LnSQ/qj4uq dVxBmL6vfXDhYEAMSmR9Gk5mX9QkiKZorkd7vwX1TrKa9iqN3yGFBHD720f46rNKcpxjJSGH34B4n pH3t+rgYArYo8gHcuVGozyscG9Wdik22z1OyfIbOxvJA6vMYA2Fm5O2MgmryMR8Y9msnjcpl/XFse VIXva19Q==; Received: from [2601:1c0:6280:3f0::f32] by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kemqs-0002AK-0r; Mon, 16 Nov 2020 22:19:58 +0000 Subject: Re: [PATCH] compiler.h: Fix barrier_data() on clang From: Randy Dunlap To: Andreas Schwab Cc: Arvind Sankar , Nathan Chancellor , Nick Desaulniers , clang-built-linux@googlegroups.com, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org References: <20201014212631.207844-1-nivedita@alum.mit.edu> <87sg999ot0.fsf@igel.home> <0dbaca2d-9ad0-8c1a-a280-97be01cac2bd@infradead.org> <87k0ul9msr.fsf@igel.home> <3fff1eb9-83c0-1c29-6f57-fa50f1ec6ee7@infradead.org> Message-ID: <3c0a8d26-a95f-a7ca-60ee-203b67d07875@infradead.org> Date: Mon, 16 Nov 2020 14:19:55 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <3fff1eb9-83c0-1c29-6f57-fa50f1ec6ee7@infradead.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 11/16/20 11:28 AM, Randy Dunlap wrote: > On 11/16/20 10:30 AM, Andreas Schwab wrote: >> On Nov 16 2020, Randy Dunlap wrote: >> >>> What kernel version are you building? >> >> 5.10-rc4 >> >> Andreas. > > OK, thanks. > > My build machine is slow, but I have a patch that I am testing: > > --- > From: Randy Dunlap > > riscv's uses barrier() so it should > #include to prevent build errors. > > Reported-by: Andreas Schwab > --- >  arch/riscv/include/asm/vdso/processor.h |    2 ++ >  1 file changed, 2 insertions(+) > > --- lnx-510-rc4.orig/arch/riscv/include/asm/vdso/processor.h > +++ lnx-510-rc4/arch/riscv/include/asm/vdso/processor.h > @@ -4,6 +4,8 @@ > >  #ifndef __ASSEMBLY__ > > +#include > + >  static inline void cpu_relax(void) >  { >  #ifdef __riscv_muldiv This fixes the emulex/benet/ driver build. I'm still building allmodconfig to see if there are any other issues. -- ~Randy 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=-5.3 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 F10DAC63697 for ; Mon, 16 Nov 2020 22:20:09 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 097B5223BF for ; Mon, 16 Nov 2020 22:20:09 +0000 (UTC) Authentication-Results: mail.kernel.org; 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bh=rmbEOUuFUDWT2r+1h2dWrIdCOj079NG2OKQi9QhFvjo=; b=uMUcuSmEOxdvWusgeKZNV0Z0f9 SgXsrlfEMxCC2e6ojKy55SnEgSh+KeEe2wKJYWK/txvvRyur0+leAhE61oRPiAv8tMtf9RZNr4kCK DSSEZACpbdMCNOUb/oyxPPec/Ftlc/NDcJPkqhcjxeswUXTplEo7HbObtI9fJse3Gt8LnSQ/qj4uq dVxBmL6vfXDhYEAMSmR9Gk5mX9QkiKZorkd7vwX1TrKa9iqN3yGFBHD720f46rNKcpxjJSGH34B4n pH3t+rgYArYo8gHcuVGozyscG9Wdik22z1OyfIbOxvJA6vMYA2Fm5O2MgmryMR8Y9msnjcpl/XFse VIXva19Q==; Received: from [2601:1c0:6280:3f0::f32] by casper.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1kemqs-0002AK-0r; Mon, 16 Nov 2020 22:19:58 +0000 Subject: Re: [PATCH] compiler.h: Fix barrier_data() on clang From: Randy Dunlap To: Andreas Schwab References: <20201014212631.207844-1-nivedita@alum.mit.edu> <87sg999ot0.fsf@igel.home> <0dbaca2d-9ad0-8c1a-a280-97be01cac2bd@infradead.org> <87k0ul9msr.fsf@igel.home> <3fff1eb9-83c0-1c29-6f57-fa50f1ec6ee7@infradead.org> Message-ID: <3c0a8d26-a95f-a7ca-60ee-203b67d07875@infradead.org> Date: Mon, 16 Nov 2020 14:19:55 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <3fff1eb9-83c0-1c29-6f57-fa50f1ec6ee7@infradead.org> Content-Language: en-US X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nick Desaulniers , linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com, Arvind Sankar , Nathan Chancellor , linux-riscv@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gMTEvMTYvMjAgMTE6MjggQU0sIFJhbmR5IER1bmxhcCB3cm90ZToKPiBPbiAxMS8xNi8yMCAx MDozMCBBTSwgQW5kcmVhcyBTY2h3YWIgd3JvdGU6Cj4+IE9uIE5vdiAxNiAyMDIwLCBSYW5keSBE dW5sYXAgd3JvdGU6Cj4+Cj4+PiBXaGF0IGtlcm5lbCB2ZXJzaW9uIGFyZSB5b3UgYnVpbGRpbmc/ Cj4+Cj4+IDUuMTAtcmM0Cj4+Cj4+IEFuZHJlYXMuCj4gCj4gT0ssIHRoYW5rcy4KPiAKPiBNeSBi dWlsZCBtYWNoaW5lIGlzIHNsb3csIGJ1dCBJIGhhdmUgYSBwYXRjaCB0aGF0IEkgYW0gdGVzdGlu ZzoKPiAKPiAtLS0KPiBGcm9tOiBSYW5keSBEdW5sYXAgPHJkdW5sYXBAaW5mcmFkZWFkLm9yZz4K PiAKPiByaXNjdidzIDx2ZHNvL3Byb2Nlc3Nvci5oPiB1c2VzIGJhcnJpZXIoKSBzbyBpdCBzaG91 bGQKPiAjaW5jbHVkZSA8YXNtL2JhcnJpZXIuaD4gdG8gcHJldmVudCBidWlsZCBlcnJvcnMuCj4g Cj4gUmVwb3J0ZWQtYnk6IEFuZHJlYXMgU2Nod2FiIDxzY2h3YWJAbGludXgtbTY4ay5vcmc+Cj4g LS0tCj4gwqBhcmNoL3Jpc2N2L2luY2x1ZGUvYXNtL3Zkc28vcHJvY2Vzc29yLmggfMKgwqDCoCAy ICsrCj4gwqAxIGZpbGUgY2hhbmdlZCwgMiBpbnNlcnRpb25zKCspCj4gCj4gLS0tIGxueC01MTAt cmM0Lm9yaWcvYXJjaC9yaXNjdi9pbmNsdWRlL2FzbS92ZHNvL3Byb2Nlc3Nvci5oCj4gKysrIGxu eC01MTAtcmM0L2FyY2gvcmlzY3YvaW5jbHVkZS9hc20vdmRzby9wcm9jZXNzb3IuaAo+IEBAIC00 LDYgKzQsOCBAQAo+IAo+IMKgI2lmbmRlZiBfX0FTU0VNQkxZX18KPiAKPiArI2luY2x1ZGUgPGFz bS9iYXJyaWVyLmg+Cj4gKwo+IMKgc3RhdGljIGlubGluZSB2b2lkIGNwdV9yZWxheCh2b2lkKQo+ IMKgewo+IMKgI2lmZGVmIF9fcmlzY3ZfbXVsZGl2CgoKVGhpcyBmaXhlcyB0aGUgZW11bGV4L2Jl bmV0LyBkcml2ZXIgYnVpbGQuCkknbSBzdGlsbCBidWlsZGluZyBhbGxtb2Rjb25maWcgdG8gc2Vl IGlmIHRoZXJlIGFyZSBhbnkKb3RoZXIgaXNzdWVzLgoKLS0gCn5SYW5keQoKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmxpbnV4LXJpc2N2IG1haWxpbmcg bGlzdApsaW51eC1yaXNjdkBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRl YWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcmlzY3YK