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From: Robin Murphy <robin.murphy@arm.com>
To: hch@lst.de
Cc: m.szyprowski@samsung.com, iommu@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org, cai@gmx.us, salil.mehta@huawei.com,
	john.garry@huawei.com
Subject: [PATCH 0/4] dma-debug: implement dynamic entry allocation
Date: Mon,  3 Dec 2018 17:28:05 +0000	[thread overview]
Message-ID: <cover.1543856576.git.robin.murphy@arm.com> (raw)

The HNS_ENET discussion got me thinking, why not just make DMA debug
cleverer so that (in terms of basic functionality at least) we don't
need to worry about driver- or arch-specific configuration at all?

Patches #2 and #3 are the real meat here - #1 is just some preparatory
cleanup motivated by moving printks around, and could be split out if
desired; I kept #4 separate as a possible nice-to-have depending on
what people think.

Robin.


Robin Murphy (4):
  dma-debug: Use pr_fmt()
  dma-debug: Refactor dma_debug_entry allocation
  dma-debug: Dynamically expand the dma_debug_entry pool
  dma-debug: Make leak-like behaviour apparent

 kernel/dma/debug.c | 198 ++++++++++++++++++++++++---------------------
 1 file changed, 105 insertions(+), 93 deletions(-)

-- 
2.19.1.dirty


             reply	other threads:[~2018-12-03 17:28 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-12-03 17:28 Robin Murphy [this message]
2018-12-03 17:28 ` [PATCH 1/4] dma-debug: Use pr_fmt() Robin Murphy
2018-12-04 14:26   ` Christoph Hellwig
2018-12-04 17:35   ` Joe Perches
2018-12-03 17:28 ` [PATCH 2/4] dma-debug: Refactor dma_debug_entry allocation Robin Murphy
2018-12-04 14:27   ` Christoph Hellwig
2018-12-04 16:09     ` Robin Murphy
2018-12-03 17:28 ` [PATCH 3/4] dma-debug: Dynamically expand the dma_debug_entry pool Robin Murphy
2018-12-03 18:23   ` John Garry
2018-12-04 13:11     ` Robin Murphy
2018-12-04 14:17       ` Christoph Hellwig
2018-12-04 16:06         ` Robin Murphy
2018-12-04 16:30       ` John Garry
2018-12-04 17:19         ` Robin Murphy
2018-12-04 17:38           ` John Garry
2018-12-04 14:29   ` Christoph Hellwig
2018-12-04 16:32     ` Robin Murphy
2018-12-03 17:28 ` [RFC 4/4] dma-debug: Make leak-like behaviour apparent Robin Murphy
2018-12-04 14:31   ` Christoph Hellwig
2018-12-03 17:34 ` [PATCH 0/4] dma-debug: implement dynamic entry allocation Christoph Hellwig

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