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Re: [Xen-devel] [PATCH] x86: fix return value checks of set_guest_{machinecheck, nmi}_trapbounce



On 02/05/18 10:02, Jan Beulich wrote:
> Commit 0142064421 ("x86/traps: move set_guest_{machine,nmi}_trapbounce")
> converted the functions' return types from int to bool without also
> correcting the checks in assembly code: The ABI does not guarantee sub-
> 32-bit return values to be promoted to 32 bits.
>
> Take the liberty and also adjust the number of spaces used in the compat
> code, such that both code sequences end up similar (they already are in
> the non-compat case).
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

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