Re: [Xen-devel] [PATCH] x86/apic: Drop workarounds for Pentium/82489DX erratum

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 01.06.17 at 16:51, <andrew.cooper3@xxxxxxxxxx> wrote:
> CONFIG_X86_GOOD_APIC is unconditionally selected for 64bit builds.  Drop the
> related infrastructure including apic_{read,write}_around(), the former of
> which had no effect, and the latter which was an alias of apic_write().
> 
> No functional change, as confirmed by diffing the before/after disassembly.
> (Three __LINE__ numbers are different, but they are `mov $imm, %reg` as part
> of a dprintk() call.)
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>



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