From: Paolo Bonzini <pbonzini@redhat.com>
To: "Wu, Feng" <feng.wu@intel.com>, "Radim Krcmár" <rkrcmar@redhat.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 1/2] KVM: x86: Use vector-hashing to deliver lowest-priority interrupts
Date: Mon, 18 Jan 2016 11:41:38 +0100 [thread overview]
Message-ID: <569CC162.6090207@redhat.com> (raw)
In-Reply-To: <E959C4978C3B6342920538CF579893F00C2AC860@SHSMSX104.ccr.corp.intel.com>
On 18/01/2016 06:19, Wu, Feng wrote:
> However,
> this will make the vector-hashing lowest-priority handling slightly different
> compare to round-robin, since RR checks "!dst[i]" before injecting the
> interrupts. What is your opinion about it? Thanks a lot!
I think Radim's suggestion is fine. You can print an error (just once
per guest) to dmesg if the result of the hashing computation corresponds
to a disabled APIC.
Paolo
next prev parent reply other threads:[~2016-01-18 10:41 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-16 1:37 [PATCH v2 0/2] Add vector-hashing support for lowest-priority interrupts delivery Feng Wu
2015-12-16 1:37 ` [PATCH v2 1/2] KVM: x86: Use vector-hashing to deliver lowest-priority interrupts Feng Wu
2015-12-21 1:46 ` Yang Zhang
2015-12-21 1:50 ` Wu, Feng
2015-12-21 2:06 ` Yang Zhang
2015-12-22 4:37 ` Wu, Feng
2015-12-22 6:49 ` Yang Zhang
2015-12-22 6:59 ` Wu, Feng
2015-12-22 7:13 ` Yang Zhang
2015-12-22 7:19 ` Wu, Feng
2015-12-22 19:52 ` rkrcmar
2015-12-23 2:12 ` Wu, Feng
2015-12-23 16:42 ` rkrcmar
2015-12-23 3:17 ` Yang Zhang
2015-12-23 17:19 ` Radim Krčmář
2016-01-18 5:19 ` Wu, Feng
2016-01-18 10:41 ` Paolo Bonzini [this message]
2016-01-19 4:44 ` Wu, Feng
2016-01-19 13:42 ` Paolo Bonzini
2016-01-19 13:49 ` Wu, Feng
2016-01-18 14:00 ` Radim Krcmár
2015-12-16 1:37 ` [PATCH v2 2/2] KVM: x86: Add lowest-priority support for vt-d posted-interrupts Feng Wu
2015-12-21 1:50 ` Yang Zhang
2015-12-21 1:55 ` Wu, Feng
2015-12-21 2:01 ` Yang Zhang
2015-12-22 4:36 ` Wu, Feng
2015-12-22 6:42 ` Yang Zhang
2015-12-23 16:50 ` rkrcmar
2015-12-23 17:21 ` Radim Krčmář
2016-01-04 1:57 ` Wu, Feng
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=569CC162.6090207@redhat.com \
--to=pbonzini@redhat.com \
--cc=feng.wu@intel.com \
--cc=kvm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=rkrcmar@redhat.com \
/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).