linux-kernel - [PATCH 0/2] ioatdma: ring buffer management updates

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20100511184949.6139.96826.stgit@localhost.localdomain>
Date:	Tue, 11 May 2010 11:51:30 -0700
From:	Dan Williams <dan.j.williams@...el.com>
To:	linux-kernel@...r.kernel.org, linux-raid@...r.kernel.org,
	netdev@...r.kernel.org
Subject: [PATCH 0/2] ioatdma: ring buffer management updates

Two patches targeted at the next merge window affecting the ioatdma
driver (used when NET_DMA and/or ASYNC_TX_DMA+MD_RAID456 are enabled).
According to perf the split locking update improves cpu utilization by a
few percentage points.

---

Dan Williams (2):
      ioat2,3: convert to producer/consumer locking
      ioat: convert to circ_buf


 drivers/dma/ioat/dma.h    |    1 
 drivers/dma/ioat/dma_v2.c |  184 +++++++++++++++++++++++----------------------
 drivers/dma/ioat/dma_v2.h |   33 +++-----
 drivers/dma/ioat/dma_v3.c |  117 +++++++++--------------------
 4 files changed, 142 insertions(+), 193 deletions(-)

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/