Re: [Xen-devel] [PATCH] x86/traps: Drop use_error_code parameter from do_{, guest_}trap()

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 08.08.16 at 11:51, <andrew.cooper3@xxxxxxxxxx> wrote:
> Whether or not an error code is needed can be determinted entirely from the
> trapnr paramter, as error codes are architecturally specified.
> 
> Introduce TRAP_HAVE_EC as a bitmap of reserved vectors which have error codes,
> and drop the use_error_code from all callsites.
> 
> As a result, the DO_ERROR{,_NOCODE}() macros become entirely superflouous and
> can be dropped.  Update the exception_table to point straight at do_trap().
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>


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