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=-5.2 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 51523C4360C for ; Thu, 26 Sep 2019 20:18:00 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 24AD422459 for ; Thu, 26 Sep 2019 20:18:00 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="KidhU6zI" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 24AD422459 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date: Message-ID:From:References:To:Subject:Reply-To:Content-ID:Content-Description :Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=qc9IcRHr6hovOLkcqaLoc5WChL8gkxPGheawu/pDzBo=; b=KidhU6zIt13c/f 2TN9dFeXSgqBe/xFPtFB3RieaT7sx3udAkoC5sKcK7tTm+2YAHrue9laecJ1160kUBs1Sarqtfyje oy/aQPE3MbnILcTR0IMn5yXXBVG9G6tl7grTSbVY4YUBaoH0ErrZ8U8JgcZSTMAJftRaMQH3Jb/yq kp9h2I0itM2Rq0Q79DxOHm8nswHp+Ae2Yw20UIuUVePQQt38mnR2XQVfvq90YxiLfVE5UD3Obdtse MU1HdsjiCQzybDcvAlu5S9/VA6Wvc/LghHu8jdOgEeJdh6GvljjRwF5voGtbvnTdzRgNo6o5cxnRG wy4tOqMcZOyoF0PyVBgQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iDaD4-0003LB-BI; Thu, 26 Sep 2019 20:17:54 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iDaD1-0003KR-RX for linux-arm-kernel@lists.infradead.org; Thu, 26 Sep 2019 20:17:53 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 405EF142F; Thu, 26 Sep 2019 13:17:50 -0700 (PDT) Received: from [172.23.27.158] (unknown [172.31.20.19]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id E485D3F67D; Thu, 26 Sep 2019 13:17:45 -0700 (PDT) Subject: Re: [PATCH v2 2/4] arm64: vdso32: Detect binutils support for dmb ishld To: Catalin Marinas References: <20190926133805.52348-1-vincenzo.frascino@arm.com> <20190926133805.52348-3-vincenzo.frascino@arm.com> <20190926142642.GF9689@arrakis.emea.arm.com> From: Vincenzo Frascino Message-ID: <88d1b318-5c20-b3f4-6c24-60917c673f91@arm.com> Date: Thu, 26 Sep 2019 21:19:23 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190926142642.GF9689@arrakis.emea.arm.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190926_131751_930367_ED88F61F X-CRM114-Status: GOOD ( 13.63 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ard.biesheuvel@linaro.org, ndesaulniers@google.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, will@kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 9/26/19 3:26 PM, Catalin Marinas wrote: > On Thu, Sep 26, 2019 at 02:38:03PM +0100, Vincenzo Frascino wrote: >> diff --git a/arch/arm64/Kbuild b/arch/arm64/Kbuild >> index d6465823b281..75cf8c796d0e 100644 >> --- a/arch/arm64/Kbuild >> +++ b/arch/arm64/Kbuild >> @@ -4,3 +4,9 @@ obj-$(CONFIG_NET) += net/ >> obj-$(CONFIG_KVM) += kvm/ >> obj-$(CONFIG_XEN) += xen/ >> obj-$(CONFIG_CRYPTO) += crypto/ >> + >> +# as-instr-compat >> +# Usage: cflags-y += $(call as-instr-compat,instr,option1,option2) >> + >> +as-instr-compat = $(call try-run,\ >> + printf "%b\n" "$(1)" | $(COMPATCC) $(KBUILD_AFLAGS) -c -x assembler -o "$$TMP" -,$(2),$(3)) > > This doesn't seem to be used anywhere. Was it meant to be replaced by > cc32-as-instr? > Forgot to squash a stash here. Will fix in v3. This is not used anymore was just an experiment. -- Regards, Vincenzo _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel