From: Sebastian Ott <sebott@redhat.com>
To: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
linux-kernel@vger.kernel.org
Cc: Marc Zyngier <maz@kernel.org>,
Oliver Upton <oliver.upton@linux.dev>,
James Morse <james.morse@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>, Zenghui Yu <yuzenghui@huawei.com>,
Mark Rutland <mark.rutland@arm.com>
Subject: [PATCH v2 1/3] KVM: arm64: fix override-init warnings in W=1 builds
Date: Tue, 23 Jul 2024 12:12:02 +0200 [thread overview]
Message-ID: <20240723101204.7356-2-sebott@redhat.com> (raw)
In-Reply-To: <20240723101204.7356-1-sebott@redhat.com>
Add -Wno-override-init to the build flags for sys_regs.c,
handle_exit.c, and switch.c to fix warnings like the following:
arch/arm64/kvm/hyp/vhe/switch.c:271:43: warning: initialized field overwritten [-Woverride-init]
271 | [ESR_ELx_EC_CP15_32] = kvm_hyp_handle_cp15_32,
|
Signed-off-by: Sebastian Ott <sebott@redhat.com>
---
arch/arm64/kvm/Makefile | 3 +++
arch/arm64/kvm/hyp/nvhe/Makefile | 2 ++
arch/arm64/kvm/hyp/vhe/Makefile | 2 ++
3 files changed, 7 insertions(+)
diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile
index a6497228c5a8..86a629aaf0a1 100644
--- a/arch/arm64/kvm/Makefile
+++ b/arch/arm64/kvm/Makefile
@@ -10,6 +10,9 @@ include $(srctree)/virt/kvm/Makefile.kvm
obj-$(CONFIG_KVM) += kvm.o
obj-$(CONFIG_KVM) += hyp/
+CFLAGS_sys_regs.o += -Wno-override-init
+CFLAGS_handle_exit.o += -Wno-override-init
+
kvm-y += arm.o mmu.o mmio.o psci.o hypercalls.o pvtime.o \
inject_fault.o va_layout.o handle_exit.o \
guest.o debug.o reset.o sys_regs.o stacktrace.o \
diff --git a/arch/arm64/kvm/hyp/nvhe/Makefile b/arch/arm64/kvm/hyp/nvhe/Makefile
index 782b34b004be..b43426a493df 100644
--- a/arch/arm64/kvm/hyp/nvhe/Makefile
+++ b/arch/arm64/kvm/hyp/nvhe/Makefile
@@ -20,6 +20,8 @@ HOST_EXTRACFLAGS += -I$(objtree)/include
lib-objs := clear_page.o copy_page.o memcpy.o memset.o
lib-objs := $(addprefix ../../../lib/, $(lib-objs))
+CFLAGS_switch.nvhe.o += -Wno-override-init
+
hyp-obj-y := timer-sr.o sysreg-sr.o debug-sr.o switch.o tlb.o hyp-init.o host.o \
hyp-main.o hyp-smp.o psci-relay.o early_alloc.o page_alloc.o \
cache.o setup.o mm.o mem_protect.o sys_regs.o pkvm.o stacktrace.o ffa.o
diff --git a/arch/arm64/kvm/hyp/vhe/Makefile b/arch/arm64/kvm/hyp/vhe/Makefile
index 3b9e5464b5b3..afc4aed9231a 100644
--- a/arch/arm64/kvm/hyp/vhe/Makefile
+++ b/arch/arm64/kvm/hyp/vhe/Makefile
@@ -6,6 +6,8 @@
asflags-y := -D__KVM_VHE_HYPERVISOR__
ccflags-y := -D__KVM_VHE_HYPERVISOR__
+CFLAGS_switch.o += -Wno-override-init
+
obj-y := timer-sr.o sysreg-sr.o debug-sr.o switch.o tlb.o
obj-y += ../vgic-v3-sr.o ../aarch32.o ../vgic-v2-cpuif-proxy.o ../entry.o \
../fpsimd.o ../hyp-entry.o ../exception.o
--
2.42.0
next prev parent reply other threads:[~2024-07-23 10:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-23 10:12 [PATCH v2 0/3] KVM: arm64: fix warnings in W=1 build Sebastian Ott
2024-07-23 10:12 ` Sebastian Ott [this message]
2024-07-23 10:12 ` [PATCH v2 2/3] KVM: arm64: fix kdoc warnings in W=1 builds Sebastian Ott
2024-07-23 10:12 ` [PATCH v2 3/3] KVM: arm64: vgic: fix unexpected unlock sparse warnings Sebastian Ott
2024-07-23 17:04 ` [PATCH v2 0/3] KVM: arm64: fix warnings in W=1 build Marc Zyngier
2024-08-05 22:12 ` Oliver Upton
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