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[34.77.222.49]) by smtp.gmail.com with ESMTPSA id o9sm21315846wrw.58.2020.09.14.10.28.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 14 Sep 2020 10:28:04 -0700 (PDT) From: George-Aurelian Popescu To: maz@kernel.org, catalin.marinas@arm.com, will@kernel.org, masahiroy@kernel.org, michal.lkml@markovi.net Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.cs.columbia.edu, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, clang-built-linux@googlegroups.com, james.morse@arm.com, julien.thierry.kdev@gmail.com, suzuki.poulose@arm.com, natechancellor@gmail.com, ndesaulniers@google.com, dbrazdil@google.com, broonie@kernel.org, maskray@google.com, ascull@google.com, keescook@chromium.org, akpm@linux-foundation.org, dvyukov@google.com, elver@google.com, tglx@linutronix.de, arnd@arndb.de, George Popescu Subject: [PATCH 02/14] KVM: arm64: Define a macro for storing a value inside a per_cpu variable Date: Mon, 14 Sep 2020 17:27:38 +0000 Message-Id: <20200914172750.852684-3-georgepope@google.com> X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog In-Reply-To: <20200914172750.852684-1-georgepope@google.com> References: <20200914172750.852684-1-georgepope@google.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: George Popescu Use the hyp_str_this_cpu assembly macro to store a value in a per_cpu variable. This macro is designed to be used inside of the hyp code. Signed-off-by: George Popescu --- arch/arm64/include/asm/kvm_asm.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 6f98fbd0ac81..200bb8d0a720 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -211,6 +211,11 @@ extern char __smccc_workaround_1_smc[__SMCCC_WORKAROUND_1_SMC_SZ]; ldr \reg, [\reg, \tmp] .endm +.macro hyp_str_this_cpu sym, reg, tmp1, tmp2 + hyp_adr_this_cpu \tmp1, \sym, \tmp2 + str \reg, [\tmp1] +.endm + .macro get_host_ctxt reg, tmp hyp_adr_this_cpu \reg, kvm_host_data, \tmp add \reg, \reg, #HOST_DATA_CONTEXT -- 2.28.0.618.gf4bc123cb7-goog 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=-12.6 required=3.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED,DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 9CC12C2BC11 for ; Mon, 14 Sep 2020 17:28:11 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 19FF520771 for ; Mon, 14 Sep 2020 17:28:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=google.com header.i=@google.com header.b="uI/iQaAn" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 19FF520771 Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id BAC854B571; Mon, 14 Sep 2020 13:28:10 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@google.com Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id UCaGhBTiJ+QG; Mon, 14 Sep 2020 13:28:09 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id D8F524B58B; Mon, 14 Sep 2020 13:28:09 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id A2F834B567 for ; Mon, 14 Sep 2020 13:28:07 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id PCz6Ec+xOQuE for ; Mon, 14 Sep 2020 13:28:06 -0400 (EDT) Received: from mail-wm1-f66.google.com (mail-wm1-f66.google.com [209.85.128.66]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 8E8E54B571 for ; Mon, 14 Sep 2020 13:28:06 -0400 (EDT) Received: by mail-wm1-f66.google.com with SMTP id z9so866677wmk.1 for ; Mon, 14 Sep 2020 10:28:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=giQoIm7ww9o7WbiRNjhgzGzCrffBGGule76BQnYzoVI=; b=uI/iQaAnhz3Rb1rxk2fe04dFKCupBX6ghPL7T1uUwqbl92dUULrnTdyKTCk5O3kQ5A JRjuhoIY2N1UVpWIl9QtCEy/iGMZnNG41xPQCXLPEJpOF2Tpd6sp0KALC2AD8lgXTu2j bUhIOKUvEicaIOZsb2+fYEOfBzUZ1nKGsTGcJ7O25/87/uOAalz5qnul5IPGNfg+fEqg xwQ/11H9wYnyUwG7mCMtj8+Uj1pYNYZXNe9fanGcdlFzOTGFDaPukkC2wT/8/DrREZR2 5cSu5T12OjmTPxWAQR/2dka541vyP0ossBIVmncwMUbW/+IU+sD/AgHfEeqZLjuhn9/c PkEw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=giQoIm7ww9o7WbiRNjhgzGzCrffBGGule76BQnYzoVI=; b=XGjOQqKBxR6eWXM9XN3tHybtHeQdeMjdvjMraqb2DqAsH+NgM/psERXYVBY7fQUz/i V6yYU6vsscgLSg5wwyufxAD6Ld/B4JElbq1Lz9J/vp9fNK62eXYEB7wq9/OBkSysKuW7 hjyhzg8vSsqLNvbEIRiE4FJu6Ug2KsXuEDk+VwzVDyoudHFx9jxZtOYxgZ8o1gSHOwvW jvSHFkGpn9bxXi4rFLVdARVPElQgFJAQK8KaPQv67tyqBfgGT732pdI+CjC0f2SWBnAd +4nOmWCFbAuqAzGiYsTp2mLPneQ44h7Ic0SVBauNNi74Q6RA4mD9mJ5XytKvL57T9jZe 4Q1Q== X-Gm-Message-State: AOAM531A/lm4Vx8tI63byBUn4tn735gIARId2WiygyostRYt+9wAT94T JhP8YO+8WPR9IsYK8I/s4NztaA== X-Google-Smtp-Source: ABdhPJzIM8L5QBOZ1G45T6rFbKm9SssKcSzPM7wAmTlp7uD3PTPktsRiE4T2L0aO6lTWC6jHotleiw== X-Received: by 2002:a1c:f608:: with SMTP id w8mr432260wmc.161.1600104485530; Mon, 14 Sep 2020 10:28:05 -0700 (PDT) Received: from localhost (49.222.77.34.bc.googleusercontent.com. [34.77.222.49]) by smtp.gmail.com with ESMTPSA id o9sm21315846wrw.58.2020.09.14.10.28.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 14 Sep 2020 10:28:04 -0700 (PDT) From: George-Aurelian Popescu To: maz@kernel.org, catalin.marinas@arm.com, will@kernel.org, masahiroy@kernel.org, michal.lkml@markovi.net Subject: [PATCH 02/14] KVM: arm64: Define a macro for storing a value inside a per_cpu variable Date: Mon, 14 Sep 2020 17:27:38 +0000 Message-Id: <20200914172750.852684-3-georgepope@google.com> X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog In-Reply-To: <20200914172750.852684-1-georgepope@google.com> References: <20200914172750.852684-1-georgepope@google.com> MIME-Version: 1.0 Cc: arnd@arndb.de, elver@google.com, tglx@linutronix.de, keescook@chromium.org, maskray@google.com, linux-kbuild@vger.kernel.org, ndesaulniers@google.com, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, clang-built-linux@googlegroups.com, broonie@kernel.org, dvyukov@google.com, natechancellor@gmail.com, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu From: George Popescu Use the hyp_str_this_cpu assembly macro to store a value in a per_cpu variable. This macro is designed to be used inside of the hyp code. Signed-off-by: George Popescu --- arch/arm64/include/asm/kvm_asm.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 6f98fbd0ac81..200bb8d0a720 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -211,6 +211,11 @@ extern char __smccc_workaround_1_smc[__SMCCC_WORKAROUND_1_SMC_SZ]; ldr \reg, [\reg, \tmp] .endm +.macro hyp_str_this_cpu sym, reg, tmp1, tmp2 + hyp_adr_this_cpu \tmp1, \sym, \tmp2 + str \reg, [\tmp1] +.endm + .macro get_host_ctxt reg, tmp hyp_adr_this_cpu \reg, kvm_host_data, \tmp add \reg, \reg, #HOST_DATA_CONTEXT -- 2.28.0.618.gf4bc123cb7-goog _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm 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=-14.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT 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 34336C43461 for ; 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[34.77.222.49]) by smtp.gmail.com with ESMTPSA id o9sm21315846wrw.58.2020.09.14.10.28.04 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 14 Sep 2020 10:28:04 -0700 (PDT) From: George-Aurelian Popescu To: maz@kernel.org, catalin.marinas@arm.com, will@kernel.org, masahiroy@kernel.org, michal.lkml@markovi.net Subject: [PATCH 02/14] KVM: arm64: Define a macro for storing a value inside a per_cpu variable Date: Mon, 14 Sep 2020 17:27:38 +0000 Message-Id: <20200914172750.852684-3-georgepope@google.com> X-Mailer: git-send-email 2.28.0.618.gf4bc123cb7-goog In-Reply-To: <20200914172750.852684-1-georgepope@google.com> References: <20200914172750.852684-1-georgepope@google.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200914_132807_172479_D0D680E1 X-CRM114-Status: GOOD ( 11.97 ) 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: arnd@arndb.de, elver@google.com, tglx@linutronix.de, keescook@chromium.org, maskray@google.com, linux-kbuild@vger.kernel.org, suzuki.poulose@arm.com, ndesaulniers@google.com, linux-kernel@vger.kernel.org, akpm@linux-foundation.org, George Popescu , clang-built-linux@googlegroups.com, broonie@kernel.org, james.morse@arm.com, julien.thierry.kdev@gmail.com, dvyukov@google.com, natechancellor@gmail.com, dbrazdil@google.com, kvmarm@lists.cs.columbia.edu, linux-arm-kernel@lists.infradead.org, ascull@google.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: George Popescu Use the hyp_str_this_cpu assembly macro to store a value in a per_cpu variable. This macro is designed to be used inside of the hyp code. Signed-off-by: George Popescu --- arch/arm64/include/asm/kvm_asm.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h index 6f98fbd0ac81..200bb8d0a720 100644 --- a/arch/arm64/include/asm/kvm_asm.h +++ b/arch/arm64/include/asm/kvm_asm.h @@ -211,6 +211,11 @@ extern char __smccc_workaround_1_smc[__SMCCC_WORKAROUND_1_SMC_SZ]; ldr \reg, [\reg, \tmp] .endm +.macro hyp_str_this_cpu sym, reg, tmp1, tmp2 + hyp_adr_this_cpu \tmp1, \sym, \tmp2 + str \reg, [\tmp1] +.endm + .macro get_host_ctxt reg, tmp hyp_adr_this_cpu \reg, kvm_host_data, \tmp add \reg, \reg, #HOST_DATA_CONTEXT -- 2.28.0.618.gf4bc123cb7-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel