From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
To: Ingo Molnar <mingo-X9Un+BFzKDI@public.gmane.org>
Cc: kvm-devel <kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org>
Subject: Re: [patch] KVM: fix hypercall cache/decache
Date: Tue, 20 Mar 2007 11:21:20 +0200 [thread overview]
Message-ID: <45FFA790.7080007@qumranet.com> (raw)
In-Reply-To: <20070320085427.GA21948-X9Un+BFzKDI@public.gmane.org>
Ingo Molnar wrote:
> Subject: [patch] KVM: fix hypercall cache/decache
> From: Ingo Molnar <mingo-X9Un+BFzKDI@public.gmane.org>
>
> a recent change to kvm_hypercall() flipped around the order of
> ->cache_regs() and ->decache_regs(), but that is bogus and causes
> ESP/RIP corruption: ->cache_regs() will 'cache' the CPU-side registers
> into the vcpu structure, and ->decache_regs() will sync it back to the
> CPU.
>
> fix this by using the correct order again.
>
>
That's 57d78025d84fb607aa335d015a79b257517aa209 in my tree...
--
error compiling committee.c: too many arguments to function
-------------------------------------------------------------------------
Take Surveys. Earn Cash. Influence the Future of IT
Join SourceForge.net's Techsay panel and you'll get the chance to share your
opinions on IT & business topics through brief surveys-and earn cash
http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV
next prev parent reply other threads:[~2007-03-20 9:21 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-20 8:54 [patch] KVM: fix hypercall cache/decache Ingo Molnar
[not found] ` <20070320085427.GA21948-X9Un+BFzKDI@public.gmane.org>
2007-03-20 9:21 ` Avi Kivity [this message]
[not found] ` <45FFA790.7080007-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
2007-03-20 9:25 ` Ingo Molnar
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=45FFA790.7080007@qumranet.com \
--to=avi-atkuwr5tajbwk0htik3j/w@public.gmane.org \
--cc=kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org \
--cc=mingo-X9Un+BFzKDI@public.gmane.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.