From: Marcelo Tosatti <mtosatti@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: 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, Marcelo Tosatti <mtosatti@redhat.com>
Subject: [patch v12 01/13] s390: add support for TIF_TASK_ISOL
Date: Tue, 15 Mar 2022 12:31:33 -0300 [thread overview]
Message-ID: <20220315153313.774280787@fedora.localdomain> (raw)
In-Reply-To: <20220315153132.717153751@fedora.localdomain>
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)
next prev parent reply other threads:[~2022-03-15 19:55 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-15 15:31 [patch v12 00/13] extensible prctl task isolation interface and vmstat sync Marcelo Tosatti
2022-03-15 15:31 ` Marcelo Tosatti [this message]
2022-03-15 15:31 ` [patch v12 02/13] x86: add support for TIF_TASK_ISOL Marcelo Tosatti
2022-03-15 15:31 ` [patch v12 03/13] add basic task isolation prctl interface Marcelo Tosatti
2022-04-25 22:23 ` Thomas Gleixner
2022-03-15 15:31 ` [patch v12 04/13] add prctl task isolation prctl docs and samples Marcelo Tosatti
2022-04-26 0:15 ` Thomas Gleixner
2022-03-15 15:31 ` [patch v12 05/13] task isolation: sync vmstats on return to userspace Marcelo Tosatti
2022-04-25 23:06 ` Thomas Gleixner
2022-04-27 6:56 ` Thomas Gleixner
2022-03-15 15:31 ` [patch v12 06/13] procfs: add per-pid task isolation state Marcelo Tosatti
2022-04-25 23:27 ` Thomas Gleixner
2022-03-15 15:31 ` [patch v12 07/13] task isolation: sync vmstats conditional on changes Marcelo Tosatti
2022-03-17 14:51 ` Frederic Weisbecker
2022-04-27 8:03 ` Thomas Gleixner
2022-03-15 15:31 ` [patch v12 08/13] task isolation: enable return to userspace processing Marcelo Tosatti
2022-03-15 15:31 ` [patch v12 09/13] task isolation: add preempt notifier to sync per-CPU vmstat dirty info to thread info Marcelo Tosatti
2022-03-16 2:41 ` Oscar Shiang
2022-04-27 7:11 ` Thomas Gleixner
2022-04-27 12:09 ` Thomas Gleixner
2022-05-04 16:32 ` Marcelo Tosatti
2022-05-04 17:39 ` Thomas Gleixner
2022-03-15 15:31 ` [patch v12 10/13] KVM: x86: process isolation work from VM-entry code path Marcelo Tosatti
2022-03-15 15:31 ` [patch v12 11/13] mm: vmstat: move need_update Marcelo Tosatti
2022-03-15 15:31 ` [patch v12 12/13] mm: vmstat_refresh: avoid queueing work item if cpu stats are clean Marcelo Tosatti
2022-04-27 7:23 ` Thomas Gleixner
2022-05-03 19:17 ` Marcelo Tosatti
2022-03-15 15:31 ` [patch v12 13/13] task isolation: only TIF_TASK_ISOL if task isolation is enabled Marcelo Tosatti
2022-04-27 7:45 ` Thomas Gleixner
2022-05-03 19:12 ` Marcelo Tosatti
2022-05-04 13:03 ` Thomas Gleixner
2022-03-17 15:08 ` [patch v12 00/13] extensible prctl task isolation interface and vmstat sync Frederic Weisbecker
2022-04-25 16:29 ` Marcelo Tosatti
2022-04-25 21:12 ` Thomas Gleixner
2022-05-03 18:57 ` Marcelo Tosatti
2022-04-27 9:19 ` Christoph Lameter
2022-05-03 18:57 ` Marcelo Tosatti
2022-05-04 13:20 ` Thomas Gleixner
2022-05-04 18:56 ` Marcelo Tosatti
2022-05-04 20:15 ` Thomas Gleixner
2022-05-05 16:52 ` Marcelo Tosatti
2022-06-01 16:14 ` Marcelo Tosatti
2022-05-04 17:01 ` Tim Chen
2022-05-04 20:08 ` Marcelo Tosatti
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