From: Sven Schnelle <svens@linux.ibm.com>
To: Marcelo Tosatti <mtosatti@redhat.com>
Cc: linux-kernel@vger.kernel.org, Nitesh Lal <nilal@redhat.com>,
Nicolas Saenz Julienne <nsaenzju@redhat.com>,
Frederic Weisbecker <frederic@kernel.org>,
Christoph Lameter <cl@linux.com>,
Juri Lelli <juri.lelli@redhat.com>,
Peter Zijlstra <peterz@infradead.org>,
Alex Belits <abelits@belits.com>, Peter Xu <peterx@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
Daniel Bristot de Oliveira <bristot@redhat.com>,
Oscar Shiang <oscar0225@livemail.tw>,
linux-s390@vger.kernel.org
Subject: Re: [patch v11 01/13] s390: add support for TIF_TASK_ISOL
Date: Mon, 07 Feb 2022 12:40:32 +0100 [thread overview]
Message-ID: <yt9dr18ec3bj.fsf@linux.ibm.com> (raw)
In-Reply-To: <20220204173554.491925589@fedora.localdomain> (Marcelo Tosatti's message of "Fri, 04 Feb 2022 14:35:38 -0300")
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)
next prev parent reply other threads:[~2022-02-07 12:44 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-04 17:35 [patch v11 00/13] extensible prctl task isolation interface and vmstat sync Marcelo Tosatti
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 [this message]
2022-02-04 17:35 ` [patch v11 02/13] x86: " Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 03/13] add basic task isolation prctl interface Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 04/13] add prctl task isolation prctl docs and samples Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 05/13] task isolation: sync vmstats on return to userspace Marcelo Tosatti
2022-02-07 14:57 ` Frederic Weisbecker
2022-02-07 15:16 ` Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 06/13] procfs: add per-pid task isolation state Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 07/13] task isolation: sync vmstats conditional on changes Marcelo Tosatti
2022-02-07 15:19 ` Frederic Weisbecker
2022-03-10 16:30 ` Marcelo Tosatti
2022-02-07 15:29 ` Frederic Weisbecker
2022-02-04 17:35 ` [patch v11 08/13] task isolation: enable return to userspace processing Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 09/13] task isolation: add preempt notifier to sync per-CPU vmstat dirty info to thread info Marcelo Tosatti
2022-02-07 15:36 ` Frederic Weisbecker
2022-02-04 17:35 ` [patch v11 10/13] KVM: x86: process isolation work from VM-entry code path Marcelo Tosatti
2022-02-07 15:47 ` Frederic Weisbecker
2022-03-10 16:35 ` Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 11/13] mm: vmstat: move need_update Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 12/13] mm: vmstat_refresh: avoid queueing work item if cpu stats are clean Marcelo Tosatti
2022-02-04 17:35 ` [patch v11 13/13] task isolation: only TIF_TASK_ISOL if task isolation is enabled Marcelo Tosatti
2022-02-07 15:38 ` Frederic Weisbecker
2022-02-19 8:02 ` [patch v11 00/13] extensible prctl task isolation interface and vmstat sync Oscar Shiang
2022-02-23 17:31 ` Marcelo Tosatti
2022-03-08 6:32 ` Oscar Shiang
2022-03-08 13:12 ` Marcelo Tosatti
2022-03-09 15:31 ` Oscar Shiang
2022-03-08 7:20 ` Oscar Shiang
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