From cfaa790a3fb8a7efa98f4a6457e19dc3a0db35d3 Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Thu, 15 Jan 2015 09:44:56 +0100 Subject: [PATCH] kvm: Fix CR3_PCID_INVD type on 32-bit MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit arch/x86/kvm/emulate.c: In function ‘check_cr_write’: arch/x86/kvm/emulate.c:3552:4: warning: left shift count >= width of type rsvd = CR3_L_MODE_RESERVED_BITS & ~CR3_PCID_INVD; happens because sizeof(UL) on 32-bit is 4 bytes but we shift it 63 bits to the left. Signed-off-by: Borislav Petkov Signed-off-by: Paolo Bonzini --- arch/x86/include/asm/kvm_host.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 177b2f2ff9fb..4327af53e544 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -51,7 +51,7 @@ | X86_CR0_NW | X86_CR0_CD | X86_CR0_PG)) #define CR3_L_MODE_RESERVED_BITS 0xFFFFFF0000000000ULL -#define CR3_PCID_INVD (1UL << 63) +#define CR3_PCID_INVD BIT_64(63) #define CR4_RESERVED_BITS \ (~(unsigned long)(X86_CR4_VME | X86_CR4_PVI | X86_CR4_TSD | X86_CR4_DE\ | X86_CR4_PSE | X86_CR4_PAE | X86_CR4_MCE \ -- 2.20.1