All of lore.kernel.org
 help / color / mirror / Atom feed
From: Christopher Clark <christopher.w.clark@gmail.com>
To: xen-devel@lists.xenproject.org
Cc: Stefano Stabellini <sstabellini@kernel.org>,
	Ross Philipson <ross.philipson@gmail.com>,
	Jason Andryuk <jandryuk@gmail.com>,
	Daniel Smith <dpsmith@apertussolutions.com>,
	Rich Persaud <persaur@gmail.com>,
	James McKenzie <james@bromium.com>,
	Julien Grall <julien.grall@arm.com>,
	Paul Durrant <paul.durrant@citrix.com>,
	Jan Beulich <jbeulich@suse.com>,
	Eric Chanudet <eric.chanudet@gmail.com>,
	Roger Pau Monne <roger.pau@citrix.com>
Subject: [PATCH v3 06/15] xen/arm: introduce guest_handle_for_field()
Date: Sun,  6 Jan 2019 23:42:39 -0800	[thread overview]
Message-ID: <1546846968-7372-7-git-send-email-christopher.w.clark@gmail.com> (raw)
In-Reply-To: <1546846968-7372-1-git-send-email-christopher.w.clark@gmail.com>

ARM port of c/s bb544585: "introduce guest_handle_for_field()"

This helper turns a field of a GUEST_HANDLE into a GUEST_HANDLE.

Signed-off-by: Christopher Clark <christopher.clark6@baesystems.com>
Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
---
 xen/include/asm-arm/guest_access.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/xen/include/asm-arm/guest_access.h b/xen/include/asm-arm/guest_access.h
index 224d2a0..8997a1c 100644
--- a/xen/include/asm-arm/guest_access.h
+++ b/xen/include/asm-arm/guest_access.h
@@ -63,6 +63,9 @@ int access_guest_memory_by_ipa(struct domain *d, paddr_t ipa, void *buf,
     _y;                                                     \
 })
 
+#define guest_handle_for_field(hnd, type, fld)          \
+    ((XEN_GUEST_HANDLE(type)) { &(hnd).p->fld })
+
 #define guest_handle_from_ptr(ptr, type)        \
     ((XEN_GUEST_HANDLE_PARAM(type)) { (type *)ptr })
 #define const_guest_handle_from_ptr(ptr, type)  \
-- 
2.7.4


_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xenproject.org
https://lists.xenproject.org/mailman/listinfo/xen-devel

  parent reply	other threads:[~2019-01-07  7:43 UTC|newest]

Thread overview: 104+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-07  7:42 [PATCH v3 00/15] Argo: hypervisor-mediated interdomain communication Christopher Clark
2019-01-07  7:42 ` [PATCH v3 01/15] argo: Introduce the Kconfig option to govern inclusion of Argo Christopher Clark
2019-01-08 15:46   ` Jan Beulich
2019-01-07  7:42 ` [PATCH v3 02/15] argo: introduce the argo_op hypercall boilerplate Christopher Clark
2019-01-07  7:42 ` [PATCH v3 03/15] argo: define argo_dprintk for subsystem debugging Christopher Clark
2019-01-08 15:50   ` Jan Beulich
2019-01-10  9:28   ` Roger Pau Monné
2019-01-07  7:42 ` [PATCH v3 04/15] argo: init, destroy and soft-reset, with enable command line opt Christopher Clark
2019-01-08 22:08   ` Ross Philipson
2019-01-08 22:23     ` Christopher Clark
2019-01-08 22:54   ` Jason Andryuk
2019-01-09  6:48     ` Christopher Clark
2019-01-09 14:15       ` Jason Andryuk
2019-01-09 23:24         ` Christopher Clark
2019-01-09  9:35     ` Jan Beulich
2019-01-09 14:26       ` Jason Andryuk
2019-01-09 14:38         ` Jan Beulich
2019-01-10 23:29           ` Christopher Clark
2019-01-10 10:19   ` Roger Pau Monné
2019-01-10 11:52     ` Jan Beulich
2019-01-10 12:26       ` Roger Pau Monné
2019-01-10 12:46         ` Jan Beulich
2019-01-11  6:03     ` Christopher Clark
2019-01-11  9:27       ` Roger Pau Monné
2019-01-14  8:32         ` Christopher Clark
2019-01-14 11:32           ` Roger Pau Monné
2019-01-14 14:28             ` Rich Persaud
2019-01-10 16:16   ` Eric Chanudet
2019-01-11  6:05     ` Christopher Clark
2019-01-11 11:54   ` Jan Beulich
2019-01-14  8:33     ` Christopher Clark
2019-01-14 14:46   ` Wei Liu
2019-01-14 15:29     ` Lars Kurth
2019-01-14 18:16     ` Christopher Clark
2019-01-14 19:42     ` Roger Pau Monné
2019-02-04 20:56     ` Christopher Clark
2019-02-05 10:32       ` Wei Liu
2019-01-14 14:58   ` Andrew Cooper
2019-01-14 15:12     ` Jan Beulich
2019-01-15  7:24       ` Christopher Clark
2019-01-15  7:21     ` Christopher Clark
2019-01-15  9:01       ` Jan Beulich
2019-01-15  9:06         ` Andrew Cooper
2019-01-15  9:17           ` Jan Beulich
2019-01-07  7:42 ` [PATCH v3 05/15] errno: add POSIX error codes EMSGSIZE, ECONNREFUSED to the ABI Christopher Clark
2019-01-07  7:42 ` Christopher Clark [this message]
2019-01-08 22:03   ` [PATCH v3 06/15] xen/arm: introduce guest_handle_for_field() Stefano Stabellini
2019-01-07  7:42 ` [PATCH v3 07/15] argo: implement the register op Christopher Clark
2019-01-09 15:55   ` Wei Liu
2019-01-09 16:00     ` Christopher Clark
2019-01-09 17:02       ` Julien Grall
2019-01-09 17:18         ` Stefano Stabellini
2019-01-09 18:13           ` Julien Grall
2019-01-09 20:33             ` Christopher Clark
2019-01-09 17:54         ` Wei Liu
2019-01-09 18:28           ` Julien Grall
2019-01-09 20:38             ` Christopher Clark
2019-01-10 11:24   ` Roger Pau Monné
2019-01-10 11:57     ` Jan Beulich
2019-01-11  6:30       ` Christopher Clark
2019-01-11  6:29     ` Christopher Clark
2019-01-11  9:38       ` Roger Pau Monné
2019-01-10 20:11   ` Eric Chanudet
2019-01-11  6:09     ` Christopher Clark
2019-01-14 14:19   ` Jan Beulich
2019-01-15  7:56     ` Christopher Clark
2019-01-15  8:36       ` Jan Beulich
2019-01-15  8:46         ` Christopher Clark
2019-01-14 15:31   ` Andrew Cooper
2019-01-15  8:02     ` Christopher Clark
2019-01-07  7:42 ` [PATCH v3 08/15] argo: implement the unregister op Christopher Clark
2019-01-10 11:40   ` Roger Pau Monné
2019-01-15  8:05     ` Christopher Clark
2019-01-14 15:06   ` Jan Beulich
2019-01-15  8:11     ` Christopher Clark
2019-01-07  7:42 ` [PATCH v3 09/15] argo: implement the sendv op; evtchn: expose send_guest_global_virq Christopher Clark
2019-01-09 18:05   ` Jason Andryuk
2019-01-10  2:08     ` Christopher Clark
2019-01-09 18:57   ` Roger Pau Monné
2019-01-10  3:09     ` Christopher Clark
2019-01-10 12:01       ` Roger Pau Monné
2019-01-10 12:13         ` Jan Beulich
2019-01-10 12:40           ` Roger Pau Monné
2019-01-10 12:53             ` Jan Beulich
2019-01-11  6:37               ` Christopher Clark
2019-01-10 21:41   ` Eric Chanudet
2019-01-11  7:12     ` Christopher Clark
2019-01-07  7:42 ` [PATCH v3 10/15] argo: implement the notify op Christopher Clark
2019-01-10 12:21   ` Roger Pau Monné
2019-01-15  6:53     ` Christopher Clark
2019-01-15  8:06       ` Roger Pau Monné
2019-01-15  8:32         ` Christopher Clark
2019-01-07  7:42 ` [PATCH v3 11/15] xsm, argo: XSM control for argo register Christopher Clark
2019-01-07  7:42 ` [PATCH v3 12/15] xsm, argo: XSM control for argo message send operation Christopher Clark
2019-01-07  7:42 ` [PATCH v3 13/15] xsm, argo: XSM control for any access to argo by a domain Christopher Clark
2019-01-07  7:42 ` [PATCH v3 14/15] xsm, argo: notify: don't describe rings that cannot be sent to Christopher Clark
2019-01-07  7:42 ` [PATCH v3 15/15] argo: validate hypercall arg structures via compat machinery Christopher Clark
2019-01-14 12:57   ` Jan Beulich
2019-01-17  7:22     ` Christopher Clark
2019-01-17 11:25       ` Jan Beulich
2019-01-20 21:18         ` Christopher Clark
2019-01-21 12:03           ` Jan Beulich
2019-01-22 11:08             ` Jan Beulich
2019-01-23 21:14               ` Christopher Clark

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=1546846968-7372-7-git-send-email-christopher.w.clark@gmail.com \
    --to=christopher.w.clark@gmail.com \
    --cc=dpsmith@apertussolutions.com \
    --cc=eric.chanudet@gmail.com \
    --cc=james@bromium.com \
    --cc=jandryuk@gmail.com \
    --cc=jbeulich@suse.com \
    --cc=julien.grall@arm.com \
    --cc=paul.durrant@citrix.com \
    --cc=persaur@gmail.com \
    --cc=roger.pau@citrix.com \
    --cc=ross.philipson@gmail.com \
    --cc=sstabellini@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 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.