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authorPaolo Bonzini <pbonzini@redhat.com>2020-02-28 10:42:31 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2020-02-28 10:45:28 +0100
commit4f337faf1c55e55bdc49df13fcb3a3c45655899e (patch)
tree362de3a83d19657b9bf767c0250b8bcda33803e2 /arch/x86/kvm/Kconfig
parent575b255c1663c8fccc41fe965dcac281e3113c65 (diff)
downloadlinux-sh-4f337faf1c55e55bdc49df13fcb3a3c45655899e.tar.gz
KVM: allow disabling -Werror
Restrict -Werror to well-tested configurations and allow disabling it via Kconfig. Reported-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/Kconfig')
-rw-r--r--arch/x86/kvm/Kconfig13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/kvm/Kconfig b/arch/x86/kvm/Kconfig
index 991019d5eee1..1bb4927030af 100644
--- a/arch/x86/kvm/Kconfig
+++ b/arch/x86/kvm/Kconfig
@@ -59,6 +59,19 @@ config KVM
If unsure, say N.
+config KVM_WERROR
+ bool "Compile KVM with -Werror"
+ # KASAN may cause the build to fail due to larger frames
+ default y if X86_64 && !KASAN
+ # We use the dependency on !COMPILE_TEST to not be enabled
+ # blindly in allmodconfig or allyesconfig configurations
+ depends on (X86_64 && !KASAN) || !COMPILE_TEST
+ depends on EXPERT
+ help
+ Add -Werror to the build flags for (and only for) i915.ko.
+
+ If in doubt, say "N".
+
config KVM_INTEL
tristate "KVM for Intel (and compatible) processors support"
depends on KVM && IA32_FEAT_CTL