On Fri, Dec 9, 2016 at 3:21 AM, Lv Zheng <lv.zheng@xxxxxxxxx> wrote:
> The returned size is still used by the drivers.
>
> Reported-by: Dan Williams <dan.j.williams@xxxxxxxxx>
> Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
> Signed-off-by: Lv Zheng <lv.zheng@xxxxxxxxx>
> ---
> drivers/acpi/osl.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
> index 5bef0f65..adf1ec4 100644
> --- a/drivers/acpi/osl.c
> +++ b/drivers/acpi/osl.c
> @@ -445,8 +445,12 @@ void __ref acpi_os_unmap_memory(void *virt, acpi_size size)
>
> status = acpi_get_table(signature, instance, out_table);
> if (ACPI_SUCCESS(status)) {
> - /* No longer used by early_acpi_os_unmap_memory() */
> - *tbl_size = 0;
> + /*
> + * No longer used by early_acpi_os_unmap_memory(), but still
> + * used by the ACPI table drivers.
> + */
> + if (*out_table)
> + *tbl_size = (*out_table)->length;
> }
>
> return (status);
> --
The changelog doesn't explain anything. Please say (a) what the
problem is and (b) how it is being addressed by your patch.
Thanks,
Rafael
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