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SubjectRe: [PATCH v1] xen: ACPI: Get rid of ACPICA message printing

On 2/24/21 1:47 PM, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <>
> The ACPI_DEBUG_PRINT() macro is used in a few places in
> xen-acpi-cpuhotplug.c and xen-acpi-memhotplug.c for printing debug
> messages, but that is questionable, because that macro belongs to
> ACPICA and it should not be used elsewhere. In addition,
> ACPI_DEBUG_PRINT() requires special enabling to allow it to actually
> print the message and the _COMPONENT symbol generally needed for
> that is not defined in any of the files in question.
> For this reason, replace all of the ACPI_DEBUG_PRINT() instances in
> the Xen code with acpi_handle_debug() (with the additional benefit
> that the source object can be identified more easily after this
> change) and drop the ACPI_MODULE_NAME() definitions that are only
> used by the ACPICA message printing macros from that code.
> Signed-off-by: Rafael J. Wysocki <>

Reviewed-by: Boris Ostrovsky <>

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