* [patch v11 01/13] s390: add support for TIF_TASK_ISOL
[not found] <20220204173537.429902988@fedora.localdomain>
@ 2022-02-04 17:35 ` Marcelo Tosatti
2022-02-07 11:40 ` Sven Schnelle
0 siblings, 1 reply; 2+ messages in thread
From: Marcelo Tosatti @ 2022-02-04 17:35 UTC (permalink / raw)
To: linux-kernel
Cc: Nitesh Lal, Nicolas Saenz Julienne, Frederic Weisbecker,
Christoph Lameter, Juri Lelli, Peter Zijlstra, Alex Belits,
Peter Xu, Thomas Gleixner, Daniel Bristot de Oliveira,
Oscar Shiang, linux-s390, Marcelo Tosatti
Add TIF_TASK_ISOL handling for s390.
Cc: linux-s390@vger.kernel.org
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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)
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [patch v11 01/13] s390: add support for TIF_TASK_ISOL
2022-02-04 17:35 ` [patch v11 01/13] s390: add support for TIF_TASK_ISOL Marcelo Tosatti
@ 2022-02-07 11:40 ` Sven Schnelle
0 siblings, 0 replies; 2+ messages in thread
From: Sven Schnelle @ 2022-02-07 11:40 UTC (permalink / raw)
To: Marcelo Tosatti
Cc: linux-kernel, Nitesh Lal, Nicolas Saenz Julienne,
Frederic Weisbecker, Christoph Lameter, Juri Lelli,
Peter Zijlstra, Alex Belits, Peter Xu, Thomas Gleixner,
Daniel Bristot de Oliveira, Oscar Shiang, linux-s390
Marcelo Tosatti <mtosatti@redhat.com> writes:
> Add TIF_TASK_ISOL handling for s390.
>
> Cc: linux-s390@vger.kernel.org
> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Acked-by: Sven Schnelle <svens@linux.ibm.com>
> 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)
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2022-02-04 17:35 ` [patch v11 01/13] s390: add support for TIF_TASK_ISOL Marcelo Tosatti
2022-02-07 11:40 ` Sven Schnelle
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