Messages in this thread | | | From | "Huang, Kai" <> | Subject | Re: [PATCHv3 02/14] x86/apic: Mark acpi_mp_wake_* variables as __ro_after_init | Date | Tue, 21 Nov 2023 02:08:39 +0000 |
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On Wed, 2023-11-15 at 15:00 +0300, Kirill A. Shutemov wrote: > acpi_mp_wake_mailbox_paddr and acpi_mp_wake_mailbox initialized once > during ACPI MADT init and never changed. > > Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> > --- > arch/x86/kernel/acpi/madt_wakeup.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/arch/x86/kernel/acpi/madt_wakeup.c b/arch/x86/kernel/acpi/madt_wakeup.c > index f4be492b7e4c..38ffd4524e44 100644 > --- a/arch/x86/kernel/acpi/madt_wakeup.c > +++ b/arch/x86/kernel/acpi/madt_wakeup.c > @@ -5,10 +5,10 @@ > #include <asm/processor.h> > > /* Physical address of the Multiprocessor Wakeup Structure mailbox */ > -static u64 acpi_mp_wake_mailbox_paddr; > +static u64 acpi_mp_wake_mailbox_paddr __ro_after_init; > > /* Virtual address of the Multiprocessor Wakeup Structure mailbox */ > -static struct acpi_madt_multiproc_wakeup_mailbox *acpi_mp_wake_mailbox; > +static struct acpi_madt_multiproc_wakeup_mailbox *acpi_mp_wake_mailbox __ro_after_init; > > static int acpi_wakeup_cpu(u32 apicid, unsigned long start_ip) > {
Reviewed-by: Kai Huang <kai.huang@intel.com>
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