[PATCH v3 3/7] ACPI/IORT: Handle memory address size limits as limits

Hanjun Guo guohanjun at huawei.com
Sat Feb 24 03:43:27 PST 2024


On 2024/2/10 0:50, Robin Murphy wrote:
> Return the Root Complex/Named Component memory address size limit as an
> inclusive limit value, rather than an exclusive size. This saves having
> to fudge an off-by-one for the 64-bit case, and simplifies our caller.
> 
> Reviewed-by: Jason Gunthorpe <jgg at nvidia.com>
> Signed-off-by: Robin Murphy <robin.murphy at arm.com>
> ---
> v2: Avoid undefined shifts (grr...)
> ---
>   drivers/acpi/arm64/dma.c  |  9 +++------
>   drivers/acpi/arm64/iort.c | 20 ++++++++++----------
>   include/linux/acpi_iort.h |  4 ++--
>   3 files changed, 15 insertions(+), 18 deletions(-)

This also makes the code easier to read,

Acked-by: Hanjun Guo <guohanjun at huawei.com>

Thanks
Hanjun



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