xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
From: Julien Grall <julien.grall@linaro.org>
To: Ian Campbell <ian.campbell@citrix.com>, xen-devel@lists.xen.org
Cc: tim@xen.org, stefano.stabellini@eu.citrix.com
Subject: Re: [PATCH 5/5] xen: arm: flush TLB after overwriting 1:1 mapping in boot page tables
Date: Wed, 16 Jul 2014 19:11:23 +0100	[thread overview]
Message-ID: <53C6C04B.6070809@linaro.org> (raw)
In-Reply-To: <1405355950-6461-5-git-send-email-ian.campbell@citrix.com>

Hi Ian,

On 14/07/14 17:39, Ian Campbell wrote:
> Otherwise a stale TLB entry can shadow the fixmap/UART or DTB mapping
>
> Signed-off-by: Ian Campbell <ian.campbell@citrix.com>

Good catch! I guess this could also happen on Xen 4.4. I would consider 
to backport it :)

Acked-by: Julien Grall <julien.grall@linaro.org>

Regards,

-- 
Julien Grall

  reply	other threads:[~2014-07-16 18:11 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-14 16:38 [PATCH 0/5] xen: arm: various improvements to boot time page table handling Ian Campbell
2014-07-14 16:39 ` [PATCH 1/5] xen: arm: correct whitespace/comments and use #defines in head.S Ian Campbell
2014-07-14 18:37   ` Julien Grall
2014-07-14 16:39 ` [PATCH 2/5] xen: arm: Handle 4K aligned hypervisor load address Ian Campbell
2014-07-14 22:33   ` Julien Grall
2014-07-15  9:13     ` Ian Campbell
2014-07-15 11:03       ` Julien Grall
2014-07-15 11:07         ` Julien Grall
2014-07-15 11:10           ` Ian Campbell
2014-07-15 12:03             ` Julien Grall
2014-07-15 15:18               ` Ian Campbell
2014-07-16 15:18                 ` Julien Grall
2014-07-16 16:54                   ` Ian Campbell
2014-07-16 15:41   ` Julien Grall
2014-07-16 16:53     ` Ian Campbell
2014-07-16 17:49       ` Julien Grall
2014-07-17  9:38         ` Ian Campbell
2014-07-14 16:39 ` [PATCH 3/5] xen: arm: Do not use level 0 section mappings in boot page tables Ian Campbell
2014-07-14 16:39 ` [PATCH 4/5] xen: arm: avoid unnecessary aliasing " Ian Campbell
2014-07-17 11:37   ` Ian Campbell
2014-07-14 16:39 ` [PATCH 5/5] xen: arm: flush TLB after overwriting 1:1 mapping " Ian Campbell
2014-07-16 18:11   ` Julien Grall [this message]
2014-07-17  9:30     ` Ian Campbell
2014-07-18 13:37     ` Ian Campbell

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=53C6C04B.6070809@linaro.org \
    --to=julien.grall@linaro.org \
    --cc=ian.campbell@citrix.com \
    --cc=stefano.stabellini@eu.citrix.com \
    --cc=tim@xen.org \
    --cc=xen-devel@lists.xen.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).