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(parent: 34a1cd6) | patch
kvm: x86: vmx: avoid returning bool to distinguish success from error
authorPaolo Bonzini <pbonzini@redhat.com>
Tue, 4 Nov 2014 17:31:19 +0000 (18:31 +0100)
committerPaolo Bonzini <pbonzini@redhat.com>
Fri, 7 Nov 2014 14:44:00 +0000 (15:44 +0100)
commita2ae9df7c991eca6c1ee6f42dbb18701a64175c3
treeb001c08e23ea5a86c3b96ad6e64b36f1c2d63a1btree | snapshot
parent34a1cd60d17f62c1f077c1478a6c2ca8c3d17af4commit | diff
kvm: x86: vmx: avoid returning bool to distinguish success from error

Return a negative error code instead, and WARN() when we should be covering
the entire 2-bit space of vmcs_field_type's return value.  For increased
robustness, add a BUILD_BUG_ON checking the range of vmcs_field_to_offset.

Suggested-by: Tiejun Chen <tiejun.chen@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/vmx.c diff | blob | history
Domain: System / Kernel; Licenses: GPL-2.0;