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SubjectRe: [PATCH] tpm: tpm_crb: constify acpi_device_id.
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On Thu, 2017-07-06 at 23:18 +0530, Arvind Yadav wrote:
> acpi_device_id are not supposed to change at runtime. All functions
> working with acpi_device_id provided by <acpi/acpi_bus.h> work with
> const acpi_device_id. So mark the non-const structs as const.
>
> File size before:
> text data bss dec hex filename
> 4198 608 0 4806 12c6 drivers/char/tpm/tpm_crb.o
>
> File size After adding 'const':
> text data bss dec hex filename
> 4262 520 0 4782 12ae drivers/char/tpm/tpm_crb.o
>
> Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
> ---
> drivers/char/tpm/tpm_crb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/char/tpm/tpm_crb.c b/drivers/char/tpm/tpm_crb.c
> index b917b9d..bf7189e 100644
> --- a/drivers/char/tpm/tpm_crb.c
> +++ b/drivers/char/tpm/tpm_crb.c
> @@ -665,7 +665,7 @@ static const struct dev_pm_ops crb_pm = {
> SET_RUNTIME_PM_OPS(crb_pm_runtime_suspend, crb_pm_runtime_resume, NULL)
> };
>
> -static struct acpi_device_id crb_device_ids[] = {
> +static const struct acpi_device_id crb_device_ids[] = {
> {"MSFT0101", 0},
> {"", 0},
> };

Applied.

/Jarkko

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