Re: [patch v11 01/13] s390: add support for TIF_TASK_ISOL

[Sven Schnelle]

Marcelo Tosatti <mtosatti@xxxxxxxxxx> writes:

> Add TIF_TASK_ISOL handling for s390.
>
> Cc: linux-s390@xxxxxxxxxxxxxxx
> Signed-off-by: Marcelo Tosatti <mtosatti@xxxxxxxxxx>

Acked-by: Sven Schnelle <svens@xxxxxxxxxxxxx>

> Index: linux-2.6/arch/s390/include/asm/thread_info.h
> ===================================================================
> --- linux-2.6.orig/arch/s390/include/asm/thread_info.h
> +++ linux-2.6/arch/s390/include/asm/thread_info.h
> @@ -73,6 +73,7 @@ void arch_setup_new_exec(void);
>  #define TIF_ISOLATE_BP		8	/* Run process with isolated BP */
>  #define TIF_ISOLATE_BP_GUEST	9	/* Run KVM guests with isolated BP */
>  #define TIF_PER_TRAP		10	/* Need to handle PER trap on exit to usermode */
> +#define TIF_TASK_ISOL		11	/* task isolation work pending */
>  
>  #define TIF_31BIT		16	/* 32bit process */
>  #define TIF_MEMDIE		17	/* is terminating due to OOM killer */
> @@ -97,6 +98,7 @@ void arch_setup_new_exec(void);
>  #define _TIF_ISOLATE_BP		BIT(TIF_ISOLATE_BP)
>  #define _TIF_ISOLATE_BP_GUEST	BIT(TIF_ISOLATE_BP_GUEST)
>  #define _TIF_PER_TRAP		BIT(TIF_PER_TRAP)
> +#define _TIF_TASK_ISOL		BIT(TIF_TASK_ISOL)
>  
>  #define _TIF_31BIT		BIT(TIF_31BIT)
>  #define _TIF_SINGLE_STEP	BIT(TIF_SINGLE_STEP)