From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Jan Beulich <JBeulich@suse.com>,
xen-devel <xen-devel@lists.xenproject.org>
Cc: Wei Liu <wei.liu2@citrix.com>
Subject: Re: [PATCH] x86/compat: correct SMEP/SMAP NOPs patching
Date: Thu, 26 May 2016 11:41:34 +0100 [thread overview]
Message-ID: <5746D2DE.1040705@citrix.com> (raw)
In-Reply-To: <5745DA4102000078000EEBF5@prv-mh.provo.novell.com>
On 25/05/16 16:00, Jan Beulich wrote:
> Correct the number of single byte NOPs we want to be replaced in case
> neither SMEP nor SMAP are available.
>
> Also simplify the expression adding these NOPs - at that location .
> equals .Lcr4_orig, and removing that part of the expression fixes a
> bogus ".space or fill with negative value, ignored" warning by very old
> gas (which actually is what made me look at those constructs again).
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
http://lists.xen.org/xen-devel
next prev parent reply other threads:[~2016-05-26 10:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-25 15:00 [PATCH] x86/compat: correct SMEP/SMAP NOPs patching Jan Beulich
2016-05-25 16:03 ` Wei Liu
2016-05-26 10:41 ` Andrew Cooper [this message]
2016-05-27 8:01 ` Jan Beulich
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=5746D2DE.1040705@citrix.com \
--to=andrew.cooper3@citrix.com \
--cc=JBeulich@suse.com \
--cc=wei.liu2@citrix.com \
--cc=xen-devel@lists.xenproject.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.