From: "Jürgen Groß" <jgross@suse.com>
To: Roger Pau Monne <roger.pau@citrix.com>, linux-kernel@vger.kernel.org
Cc: stable@vger.kernel.org,
Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Stefano Stabellini <sstabellini@kernel.org>,
Paul Durrant <paul.durrant@citrix.com>,
amc96@cam.ac.uk, andrew.cooper3@citrix.com,
xen-devel@lists.xenproject.org
Subject: Re: [PATCH v2] xen/privcmd: allow fetching resource sizes
Date: Wed, 13 Jan 2021 12:32:35 +0100 [thread overview]
Message-ID: <f9c1d458-40c2-5b16-3eb9-8fd0ff48a175@suse.com> (raw)
In-Reply-To: <20210112115358.23346-1-roger.pau@citrix.com>
[-- Attachment #1.1.1: Type: text/plain, Size: 616 bytes --]
On 12.01.21 12:53, Roger Pau Monne wrote:
> Allow issuing an IOCTL_PRIVCMD_MMAP_RESOURCE ioctl with num = 0 and
> addr = 0 in order to fetch the size of a specific resource.
>
> Add a shortcut to the default map resource path, since fetching the
> size requires no address to be passed in, and thus no VMA to setup.
>
> This is missing from the initial implementation, and causes issues
> when mapping resources that don't have fixed or known sizes.
>
> Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
> Cc: stable@vger.kernel.org # >= 4.18
Pushed to xen/tip.git for-linus-5.11
Juergen
[-- Attachment #1.1.2: OpenPGP_0xB0DE9DD628BF132F.asc --]
[-- Type: application/pgp-keys, Size: 3135 bytes --]
[-- Attachment #2: OpenPGP digital signature --]
[-- Type: application/pgp-signature, Size: 495 bytes --]
prev parent reply other threads:[~2021-01-13 11:33 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-12 11:53 Roger Pau Monne
2021-01-12 12:17 ` Jürgen Groß
2021-01-12 20:09 ` Andrew Cooper
2021-01-13 11:32 ` Jürgen Groß [this message]
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=f9c1d458-40c2-5b16-3eb9-8fd0ff48a175@suse.com \
--to=jgross@suse.com \
--cc=amc96@cam.ac.uk \
--cc=andrew.cooper3@citrix.com \
--cc=boris.ostrovsky@oracle.com \
--cc=linux-kernel@vger.kernel.org \
--cc=paul.durrant@citrix.com \
--cc=roger.pau@citrix.com \
--cc=sstabellini@kernel.org \
--cc=stable@vger.kernel.org \
--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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®