From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Christoph Hellwig <hch@lst.de>, Tejun Heo <tj@kernel.org>,
linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org
Subject: Re: boot stall regression due to blk-mq: use percpu_ref for mq usage count
Date: Tue, 23 Sep 2014 07:55:54 +0200 [thread overview]
Message-ID: <20140923055554.GA10189@lst.de> (raw)
In-Reply-To: <541C8047.80705@kernel.dk>
Jens,
can we simply get these commits reverted from now if there's no better
fix? I'd hate to have this boot stall in the first kernel with blk-mq
support for scsi.
next prev parent reply other threads:[~2014-09-23 5:55 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-19 11:38 boot stall regression due to blk-mq: use percpu_ref for mq usage count Christoph Hellwig
2014-09-19 19:13 ` Jens Axboe
2014-09-23 5:55 ` Christoph Hellwig [this message]
2014-09-23 5:56 ` Tejun Heo
2014-09-23 5:57 ` Tejun Heo
2014-09-23 5:59 ` Christoph Hellwig
2014-09-23 6:01 ` Tejun Heo
2014-09-23 6:03 ` Tejun Heo
2014-09-23 6:09 ` Christoph Hellwig
2014-09-23 6:11 ` Tejun Heo
2014-09-23 14:57 ` Elliott, Robert (Server Storage)
2014-09-23 15:49 ` Jens Axboe
2014-09-23 19:24 ` [PATCH block/for-3.17-fixes/core] blk-mq, percpu_ref: implement a kludge for SCSI blk-mq stall during probe Tejun Heo
2014-09-23 19:29 ` Jens Axboe
2014-09-23 19:48 ` Tejun Heo
2014-09-24 8:23 ` Christoph Hellwig
2014-09-24 14:30 ` Jens Axboe
2014-09-24 14:33 ` Tejun Heo
2014-09-24 14:33 ` Jens Axboe
2014-09-24 17:20 ` [PATCH percpu/for-3.18] Revert "blk-mq, percpu_ref: implement a kludge for SCSI blk-mq stall during probe" Tejun Heo
2014-09-23 6:08 ` [PATCH block/for-3.18/core] blk-mq: start q->mq_usage_counter in atomic mode Tejun Heo
2014-09-24 17:33 ` Tejun Heo
2014-09-24 17:43 ` [PATCH percpu/for-3.18] blk-mq, percpu_ref: " Tejun Heo
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