On Tue, Sep 14, 2021 at 02:10:30PM +0200, Ard Biesheuvel wrote:
> The CPU field will be moved back into thread_info even when
> THREAD_INFO_IN_TASK is enabled, so add it back to x86's definition of
> struct thread_info.
>
> Signed-off-by: Ard Biesheuvel <ardb@xxxxxxxxxx>
> ---
> arch/x86/include/asm/thread_info.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h
> index cf132663c219..ebec69c35e95 100644
> --- a/arch/x86/include/asm/thread_info.h
> +++ b/arch/x86/include/asm/thread_info.h
> @@ -57,6 +57,9 @@ struct thread_info {
> unsigned long flags; /* low level flags */
> unsigned long syscall_work; /* SYSCALL_WORK_ flags */
> u32 status; /* thread synchronous flags */
> +#ifdef CONFIG_SMP
> + u32 cpu; /* current CPU */
> +#endif
> };
>
> #define INIT_THREAD_INFO(tsk) \
> --
Acked-by: Borislav Petkov <bp@xxxxxxx>
--
Regards/Gruss,
Boris.
https://people.kernel.org/tglx/notes-about-netiquette
