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[81.140.166.164]) by smtp.gmail.com with ESMTPSA id e8sm8517707wrt.7.2020.01.09.08.09.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Jan 2020 08:09:34 -0800 (PST) From: Julien Thierry To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Cc: jpoimboe@redhat.com, peterz@infradead.org, raphael.gault@arm.com, catalin.marinas@arm.com, will@kernel.org, Julien Thierry , Marc Zyngier , James Morse , Suzuki K Poulose , kvmarm@lists.cs.columbia.edu Subject: [RFC v5 52/57] arm64: kernel: Annotate non-standard stack frame functions Date: Thu, 9 Jan 2020 16:02:55 +0000 Message-Id: <20200109160300.26150-53-jthierry@redhat.com> X-Mailer: git-send-email 2.21.1 In-Reply-To: <20200109160300.26150-1-jthierry@redhat.com> References: <20200109160300.26150-1-jthierry@redhat.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: Raphael Gault Annotate assembler functions which are callable but do not setup a correct stack frame. Signed-off-by: Raphael Gault Signed-off-by: Julien Thierry Cc: Marc Zyngier Cc: James Morse Cc: Suzuki K Poulose Cc: kvmarm@lists.cs.columbia.edu --- arch/arm64/kernel/hyp-stub.S | 3 +++ arch/arm64/kvm/hyp-init.S | 3 +++ 2 files changed, 6 insertions(+) diff --git a/arch/arm64/kernel/hyp-stub.S b/arch/arm64/kernel/hyp-stub.S index 73d46070b315..8917d42f38c7 100644 --- a/arch/arm64/kernel/hyp-stub.S +++ b/arch/arm64/kernel/hyp-stub.S @@ -6,6 +6,7 @@ * Author: Marc Zyngier */ +#include #include #include #include @@ -42,6 +43,7 @@ ENTRY(__hyp_stub_vectors) ventry el1_fiq_invalid // FIQ 32-bit EL1 ventry el1_error_invalid // Error 32-bit EL1 ENDPROC(__hyp_stub_vectors) +asm_stack_frame_non_standard __hyp_stub_vectors .align 11 @@ -69,6 +71,7 @@ el1_sync: 9: mov x0, xzr eret ENDPROC(el1_sync) +asm_stack_frame_non_standard el1_sync .macro invalid_vector label \label: diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S index 160be2b4696d..63deea39313d 100644 --- a/arch/arm64/kvm/hyp-init.S +++ b/arch/arm64/kvm/hyp-init.S @@ -12,6 +12,7 @@ #include #include #include +#include .text .pushsection .hyp.idmap.text, "ax" @@ -118,6 +119,7 @@ CPU_BE( orr x4, x4, #SCTLR_ELx_EE) /* Hello, World! */ eret ENDPROC(__kvm_hyp_init) +asm_stack_frame_non_standard __kvm_hyp_init ENTRY(__kvm_handle_stub_hvc) cmp x0, #HVC_SOFT_RESTART @@ -159,6 +161,7 @@ reset: eret ENDPROC(__kvm_handle_stub_hvc) +asm_stack_frame_non_standard __kvm_handle_stub_hvc .ltorg -- 2.21.0