All of lore.kernel.org
 help / color / mirror / Atom feed
From: Cornelia Huck <cohuck@redhat.com>
To: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>
Cc: qemu-devel@nongnu.org, qemu-s390x@nongnu.org, borntraeger@de.ibm.com
Subject: Re: [Qemu-devel] [PATCH v2 1/1] s390x: fix storage attributes migration for non-small guests
Date: Fri, 19 Jan 2018 12:54:16 +0100	[thread overview]
Message-ID: <20180119125416.25c1dd7c.cohuck@redhat.com> (raw)
In-Reply-To: <1516297904-18188-1-git-send-email-imbrenda@linux.vnet.ibm.com>

On Thu, 18 Jan 2018 18:51:44 +0100
Claudio Imbrenda <imbrenda@linux.vnet.ibm.com> wrote:

> Fix storage attribute migration so that it does not fail for guests
> with more than a few GB of RAM.
> With such guests, the index in the buffer would go out of bounds,
> usually by large amounts, thus receiving -EFAULT from the kernel.
> Migration itself would be successful, but storage attributes would then
> not be migrated completely.
> 
> This patch fixes the out of bounds access, and thus migration of all
> storage attributes when the guest have large amounts of memory.
> 
> Signed-off-by: Claudio Imbrenda <imbrenda@linux.vnet.ibm.com>
> Fixes: 903fd80b03243476 ("s390x/migration: Storage attributes device")
> ---
>  hw/s390x/s390-stattrib-kvm.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Thanks, applied.

  reply	other threads:[~2018-01-19 11:54 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-01-18 17:51 [Qemu-devel] [PATCH v2 1/1] s390x: fix storage attributes migration for non-small guests Claudio Imbrenda
2018-01-19 11:54 ` Cornelia Huck [this message]
2018-01-19 12:17 ` Christian Borntraeger
2018-01-19 12:26   ` Cornelia Huck

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=20180119125416.25c1dd7c.cohuck@redhat.com \
    --to=cohuck@redhat.com \
    --cc=borntraeger@de.ibm.com \
    --cc=imbrenda@linux.vnet.ibm.com \
    --cc=qemu-devel@nongnu.org \
    --cc=qemu-s390x@nongnu.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.