linux-kernel - [PATCH v8 04/28] arm64: smccc: Include alternative-macros.h

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Message-ID: <20221219225850.2397345-5-quic_eberman@quicinc.com>
Date:   Mon, 19 Dec 2022 14:58:25 -0800
From:   Elliot Berman <quic_eberman@...cinc.com>
To:     Bjorn Andersson <quic_bjorande@...cinc.com>,
        Mark Rutland <mark.rutland@....com>,
        Lorenzo Pieralisi <lpieralisi@...nel.org>,
        "Sudeep Holla" <sudeep.holla@....com>
CC:     Elliot Berman <quic_eberman@...cinc.com>,
        Murali Nalajala <quic_mnalajal@...cinc.com>,
        Trilok Soni <quic_tsoni@...cinc.com>,
        "Srivatsa Vaddagiri" <quic_svaddagi@...cinc.com>,
        Carl van Schaik <quic_cvanscha@...cinc.com>,
        Prakruthi Deepak Heragu <quic_pheragu@...cinc.com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        "Krzysztof Kozlowski" <krzysztof.kozlowski+dt@...aro.org>,
        Jonathan Corbet <corbet@....net>,
        Bagas Sanjaya <bagasdotme@...il.com>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will@...nel.org>,
        Jassi Brar <jassisinghbrar@...il.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-doc@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-acpi@...r.kernel.org>
Subject: [PATCH v8 04/28] arm64: smccc: Include alternative-macros.h

Fix build error when CONFIG_ARM64_SVE is selected and
asm/alternative-macros.h wasn't implicitly included by another header.

In file included from arch/arm64/gunyah/gunyah_hypercall.c:6:
arch/arm64/gunyah/gunyah_hypercall.c: In function `gh_hypercall_msgq_send':
./include/linux/arm-smccc.h:387:25: error: expected string literal before `ALTERNATIVE'
  387 | #define SMCCC_SVE_CHECK ALTERNATIVE("nop \n",  "bl __arm_smccc_sve_check \n", \

Signed-off-by: Elliot Berman <quic_eberman@...cinc.com>
---
 include/linux/arm-smccc.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h
index 220c8c60e021..6a627cdbbdec 100644
--- a/include/linux/arm-smccc.h
+++ b/include/linux/arm-smccc.h
@@ -383,6 +383,7 @@ asmlinkage void __arm_smccc_hvc(unsigned long a0, unsigned long a1,
 
 /* nVHE hypervisor doesn't have a current thread so needs separate checks */
 #if defined(CONFIG_ARM64_SVE) && !defined(__KVM_NVHE_HYPERVISOR__)
+#include <asm/alternative-macros.h>
 
 #define SMCCC_SVE_CHECK ALTERNATIVE("nop \n",  "bl __arm_smccc_sve_check \n", \
 				    ARM64_SVE)
-- 
2.25.1