linux-kernel - [PATCH 0/2] block: loop: fix stacked loop and performance regression

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Date:	Tue,  5 May 2015 19:49:53 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	Jens Axboe <axboe@...nel.dk>, linux-kernel@...r.kernel.org
Cc:	"Justin M. Forbes" <jforbes@...oraproject.org>,
	Jeff Moyer <jmoyer@...hat.com>, Tejun Heo <tj@...nel.org>,
	Christoph Hellwig <hch@...radead.org>
Subject: [PATCH 0/2] block: loop: fix stacked loop and performance regression

Hi,

The 1st patch convers to per-device workqueue because loop devices
can be stacked.

The 2nd patch decreases max active works as 16, so that fedora 22's
boot performance regression can be fixed.

 drivers/block/loop.c | 30 ++++++++++++++----------------
 drivers/block/loop.h |  1 +
 2 files changed, 15 insertions(+), 16 deletions(-)


Thanks,
Ming Lei


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