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From: hch@infradead.org (Christoph Hellwig)
Subject: [PATCH-4.5-v3 2/5] NVMe: Fix namespace removal deadlock
Date: Wed, 17 Feb 2016 20:09:56 -0800	[thread overview]
Message-ID: <20160218040956.GB12379@infradead.org> (raw)
In-Reply-To: <BJXPR01MB1997CEFCF124760350CFEEDE0AF0@BJXPR01MB199.CHNPR01.prod.partner.outlook.cn>

On Thu, Feb 18, 2016@02:00:47AM +0000, Wenbo Wang wrote:
> Without this mutex, is it safe to run concurrently with nvme_free_ns which manipulates the list?

see the first patch for an explanation on why this should be safe.

  reply	other threads:[~2016-02-18  4:09 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-02-17 18:36 [PATCH-4.5-v3 0/5] NVMe hot plug stuff Keith Busch
2016-02-17 18:36 ` [PATCH-4.5-v3 1/5] NVMe: Add controller removing state Keith Busch
2016-02-18  4:09   ` Christoph Hellwig
2016-02-18  9:37   ` Johannes Thumshirn
2016-02-17 18:36 ` [PATCH-4.5-v3 2/5] NVMe: Fix namespace removal deadlock Keith Busch
2016-02-18  2:00   ` Wenbo Wang
2016-02-18  4:09     ` Christoph Hellwig [this message]
2016-02-18 16:26       ` Keith Busch
2016-02-18  9:39   ` Johannes Thumshirn
2016-02-21 16:17   ` Christoph Hellwig
2016-02-17 18:36 ` [PATCH-4.5-v3 3/5] NVMe: Simplify device reset failure Keith Busch
2016-02-17 18:36 ` [PATCH-4.5-v3 4/5] NVMe: Move error handling to failed reset handler Keith Busch
2016-02-18  4:11   ` Christoph Hellwig
2016-02-18 19:38     ` Keith Busch
2016-02-18  9:42   ` Johannes Thumshirn
2016-02-17 18:36 ` [PATCH-4.5-v3 5/5] NVMe: Don't unmap controller registers on reset Keith Busch
2016-02-18  9:45   ` Johannes Thumshirn
2016-02-21 16:15   ` Christoph Hellwig

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