From: "H. Peter Anvin" <hpa@zytor.com>
To: Gary Hade <garyhade@us.ibm.com>
Cc: mingo@elte.hu, mingo@redhat.com, linux-kernel@vger.kernel.org,
tglx@linutronix.de, x86@kernel.org, ebiederm@xmission.com,
yinghai@kernel.org, lcm@us.ibm.com
Subject: Re: [RESEND] [PATCH v2] [BUGFIX] x86/x86_64: fix CPU offlining triggered "active" device IRQ interrruption
Date: Tue, 02 Jun 2009 21:51:27 -0700 [thread overview]
Message-ID: <4A26014F.4070207@zytor.com> (raw)
In-Reply-To: <20090602193216.GC7282@us.ibm.com>
Gary Hade wrote:
> Impact: Eliminates an issue that can leave the system in an
> unusable state.
>
> This patch addresses an issue where device generated IRQs
> are no longer seen by the kernel following IRQ affinity
> migration while the device is generating IRQs at a high rate.
>
This patch doesn't seem to apply to current mainline.
What is your base?
-hpa
--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.
next prev parent reply other threads:[~2009-06-03 4:53 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-06-02 19:32 [RESEND] [PATCH v2] [BUGFIX] x86/x86_64: fix CPU offlining triggered "active" device IRQ interrruption Gary Hade
2009-06-03 4:51 ` H. Peter Anvin [this message]
2009-06-03 16:40 ` Gary Hade
2009-06-03 12:03 ` Eric W. Biederman
2009-06-03 17:06 ` Gary Hade
2009-06-03 21:13 ` Eric W. Biederman
2009-06-04 20:04 ` Gary Hade
2009-06-04 21:17 ` Gary Hade
2009-06-04 23:16 ` Eric W. Biederman
2009-06-03 12:27 ` Eric W. Biederman
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=4A26014F.4070207@zytor.com \
--to=hpa@zytor.com \
--cc=ebiederm@xmission.com \
--cc=garyhade@us.ibm.com \
--cc=lcm@us.ibm.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=mingo@redhat.com \
--cc=tglx@linutronix.de \
--cc=x86@kernel.org \
--cc=yinghai@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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.