From: Christoph Lameter <cl-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>
To: Hal Rosenstock <hal-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
Cc: "ira.weiny" <ira.weiny-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Jason Gunthorpe
<jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
Subject: [PATCH 0/3] IB core: 64 bit counter support V3
Date: Mon, 21 Dec 2015 08:20:26 -0600 [thread overview]
Message-ID: <20151221142026.238104419@linux.com> (raw)
V2->V3
- Also add support for NOIETF counter mode where we have 64 bit
counters but not the multicast/unicast counters.
- Add Reviewed-by's from Hal.
V1->V2
- Add detection of the capability for 64 bit counter support
- Lots of improvements as a result of suggestions by Hal Rosenstock.
Currently we only use 32 bits for the packet and byte counters. There have
been extended countes available for some time but we have no support for
those yet upstream. We keep having issues with 32 bit counters wrapping.
Especially the byte counter can wrap frequently (as in multiple times per
minute)
This patch adds 4 new counters (for full extended mode) and updates 4 32
bit counters to use the 64 bit sizes (for NOIETF and full extended mode)
so that they no longer wrap.
Should the device not support 64 bit counters then only the original 32
bit counters will be visible.
This patchset can be pulled from my git repo on kernel.org
git pull git://git.kernel.org/pub/scm/linux/kernle/git/christoph/rdma.git counter_64bit
Thanks to Hal Rosenstock and Ira Weiny for reviewing this patchset.
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next reply other threads:[~2015-12-21 14:20 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-21 14:20 Christoph Lameter [this message]
2015-12-21 14:20 ` [PATCH 1/3] Create get_perf_mad function in sysfs.c Christoph Lameter
[not found] ` <20151221142039.168096557-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>
2015-12-21 17:42 ` ira.weiny
2015-12-21 14:20 ` [PATCH 2/3] Specify attribute_id in port_table_attribute Christoph Lameter
[not found] ` <20151221142039.281989535-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>
2015-12-21 17:43 ` ira.weiny
2015-12-21 14:20 ` [PATCH 3/3] Display extended counter set if available Christoph Lameter
[not found] ` <20151221142039.386488696-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>
2015-12-21 17:53 ` ira.weiny
[not found] ` <20151221175311.GI3860-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2015-12-21 17:57 ` Hal Rosenstock
[not found] ` <56783D89.4060704-LDSdmyG8hGV8YrgS2mwiifqBs+8SCbDb@public.gmane.org>
2015-12-21 19:31 ` Christoph Lameter
[not found] ` <alpine.DEB.2.20.1512211330290.19955-wcBtFHqTun5QOdAKl3ChDw@public.gmane.org>
2015-12-21 19:47 ` ira.weiny
[not found] ` <20151221194729.GK3860-W4f6Xiosr+yv7QzWx2u06xL4W9x8LtSr@public.gmane.org>
2015-12-21 19:52 ` Hal Rosenstock
2015-12-24 16:22 ` eran ben elisha
[not found] ` <CAKHjkjkwneRd9kTfHbQHLYMexhtP4ibE0sdHrUeYWmV=3fvYLw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-12-24 17:06 ` Hal Rosenstock
2015-12-24 18:45 ` ira.weiny
[not found] ` <20151221142026.238104419-vYTEC60ixJUAvxtiuMwx3w@public.gmane.org>
2015-12-23 19:33 ` [PATCH 0/3] IB core: 64 bit counter support V3 Doug Ledford
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