On Wed, 22 Nov 2023, Andrew Cooper wrote:
> The last users were dropped in commit 413e92e9bf13 ("x86/apic: Drop
> workarounds for Pentium/82489DX erratum").
>
> Signed-off-by: Andrew Cooper <andrew.coop...@citrix.com>
Reviewed-by: Stefano Stabellini <sstabell...@kernel.org>
> ---
> CC: Jan Beulich <jbeul...@suse.com>
> CC: Roger Pau Monné <roger....@citrix.com>
> CC: Wei Liu <w...@xen.org>
> ---
> xen/arch/x86/include/asm/apic.h | 13 -------------
> 1 file changed, 13 deletions(-)
>
> diff --git a/xen/arch/x86/include/asm/apic.h b/xen/arch/x86/include/asm/apic.h
> index f7ad7b20dd80..288b4933eb38 100644
> --- a/xen/arch/x86/include/asm/apic.h
> +++ b/xen/arch/x86/include/asm/apic.h
> @@ -54,11 +54,6 @@ static __inline void apic_mem_write(unsigned long reg, u32
> v)
> *((volatile u32 *)(APIC_BASE+reg)) = v;
> }
>
> -static __inline void apic_mem_write_atomic(unsigned long reg, u32 v)
> -{
> - (void)xchg((volatile u32 *)(APIC_BASE+reg), v);
> -}
> -
> static __inline u32 apic_mem_read(unsigned long reg)
> {
> return *((volatile u32 *)(APIC_BASE+reg));
> @@ -97,14 +92,6 @@ static __inline void apic_write(unsigned long reg, u32 v)
> apic_mem_write(reg, v);
> }
>
> -static __inline void apic_write_atomic(unsigned long reg, u32 v)
> -{
> - if ( x2apic_enabled )
> - apic_wrmsr(reg, v);
> - else
> - apic_mem_write_atomic(reg, v);
> -}
> -
> static __inline u32 apic_read(unsigned long reg)
> {
> if ( x2apic_enabled )
> --
> 2.30.2
>
>
