From: Meelis Roos <mroos@linux.ee>
To: David Miller <davem@davemloft.net>
Cc: hch@lst.de, helgaas@kernel.org, sparclinux@vger.kernel.org,
linux-pci@vger.kernel.org, qla2xxx-upstream@qlogic.com,
Linux Kernel list <linux-kernel@vger.kernel.org>
Subject: Re: 4.13.0-rc4 sparc64: can't allocate MSI-X affinity masks for 2 vectors
Date: Tue, 22 Aug 2017 19:33:55 +0300 (EEST) [thread overview]
Message-ID: <alpine.LRH.2.20.1708221932490.23061@math.ut.ee> (raw)
In-Reply-To: <20170822.093139.473720171751670244.davem@davemloft.net>
> > On Mon, Aug 21, 2017 at 01:35:49PM -0700, David Miller wrote:
> >> I ask because the commit log message indicates that this failure is
> >> not expected to ever happen on SMP.
> >
> > I fear my commit message (but not the code) might be wrong.
> > irq_create_affinity_masks can return NULL any time we don't have any
> > affinity masks. I've already had a discussion about this elsewhere
> > with Bjorn, and I suspect we need to kill the warning or move it
> > to irq_create_affinity_masks only for genuine failure cases.
>
> This is a rather large machine with 64 or more cpus and several NUMA
> nodes. Why wouldn't there be any affinity masks available?
T5120 with 1 slot and 32 threads total. I have not configured any NUM on
it is there any reason for that?
--
Meelis Roos (mroos@linux.ee)
next prev parent reply other threads:[~2017-08-22 16:33 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-15 14:54 4.13.0-rc4 sparc64: can't allocate MSI-X affinity masks for 2 vectors Meelis Roos
2017-08-15 18:44 ` Bjorn Helgaas
2017-08-15 20:24 ` Meelis Roos
2017-08-16 18:39 ` Meelis Roos
2017-08-16 19:02 ` Bjorn Helgaas
2017-08-17 14:47 ` Meelis Roos
2017-08-21 18:27 ` David Miller
2017-08-21 18:34 ` Christoph Hellwig
2017-08-21 19:20 ` mroos
2017-08-21 20:35 ` David Miller
2017-08-22 5:02 ` Meelis Roos
2017-08-22 6:35 ` Christoph Hellwig
2017-08-22 16:31 ` David Miller
2017-08-22 16:33 ` Meelis Roos [this message]
2017-08-22 16:45 ` David Miller
2017-08-22 16:39 ` Christoph Hellwig
2017-08-22 16:52 ` David Miller
2017-08-17 10:09 ` Christoph Hellwig
2017-08-17 10:17 ` Meelis Roos
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=alpine.LRH.2.20.1708221932490.23061@math.ut.ee \
--to=mroos@linux.ee \
--cc=davem@davemloft.net \
--cc=hch@lst.de \
--cc=helgaas@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pci@vger.kernel.org \
--cc=qla2xxx-upstream@qlogic.com \
--cc=sparclinux@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).