From: Thomas Gleixner <tglx@linutronix.de>
To: LKML <linux-kernel@vger.kernel.org>
Cc: linux-block@vger.kernel.org, Jens Axboe <axboe@kernel.dk>,
Christoph Hellwing <hch@lst.de>,
Sebastian Siewior <bigeasy@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>,
rt@linutronix.de
Subject: [patch 1/3] blk/mq: Reserve hotplug states for block multiqueue
Date: Mon, 19 Sep 2016 21:28:19 -0000 [thread overview]
Message-ID: <20160919212601.014440603@linutronix.de> (raw)
In-Reply-To: 20160919212207.161583394@linutronix.de
[-- Attachment #1: blkmq_Reserve_hotplug_ID_states_for_block.patch --]
[-- Type: text/plain, Size: 867 bytes --]
This patch only reserves two CPU hotplug states for block/mq so the block tree
can apply the conversion patches.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: rt@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
---
include/linux/cpuhotplug.h | 2 ++
1 file changed, 2 insertions(+)
--- a/include/linux/cpuhotplug.h
+++ b/include/linux/cpuhotplug.h
@@ -14,6 +14,7 @@ enum cpuhp_state {
CPUHP_PERF_SUPERH,
CPUHP_X86_HPET_DEAD,
CPUHP_X86_APB_DEAD,
+ CPUHP_BLK_MQ_DEAD,
CPUHP_WORKQUEUE_PREP,
CPUHP_POWER_NUMA_PREPARE,
CPUHP_HRTIMERS_PREPARE,
@@ -22,6 +23,7 @@ enum cpuhp_state {
CPUHP_SMPCFD_PREPARE,
CPUHP_RCUTREE_PREP,
CPUHP_NOTIFY_PREPARE,
+ CPUHP_BLK_MQ_PREPARE,
CPUHP_TIMERS_DEAD,
CPUHP_BRINGUP_CPU,
CPUHP_AP_IDLE_DEAD,
next prev parent reply other threads:[~2016-09-19 21:30 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-19 21:28 [patch 0/3] block/mq: Convert to the new hotplug state machine Thomas Gleixner
2016-09-19 21:28 ` Thomas Gleixner [this message]
2016-09-19 21:28 ` [patch 2/3] blk/mq/cpu-notif: Convert to " Thomas Gleixner
2016-09-19 22:24 ` Christoph Hellwing
2016-09-19 23:37 ` Thomas Gleixner
2016-09-19 21:28 ` [patch 3/3] blk/mq: " Thomas Gleixner
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