From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: [PATCH RFC XEN v1 12/14] tools: libxc: implement modify_returncode for ARM. Date: Wed, 9 Dec 2015 14:32:26 +0000 Message-ID: <1449671548-4050-12-git-send-email-ian.campbell@citrix.com> References: <1449671507.16124.264.camel@citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1449671507.16124.264.camel@citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: ian.jackson@eu.citrix.com, wei.liu2@citrix.com, xen-devel@lists.xen.org, stefano.stabellini@eu.citrix.com, julien.grall@citrix.com Cc: andrew.cooper3@citrix.com, Ian Campbell List-Id: xen-devel@lists.xenproject.org Signed-off-by: Ian Campbell --- tools/libxc/xc_resume.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/tools/libxc/xc_resume.c b/tools/libxc/xc_resume.c index 87d4324..fa16c3e 100644 --- a/tools/libxc/xc_resume.c +++ b/tools/libxc/xc_resume.c @@ -81,6 +81,24 @@ static int modify_returncode(xc_interface *xch, uint32_t domid) return 0; } +#elif defined (__arm__) || defined(__aarch64__) + +static int modify_returncode(xc_interface *xch, uint32_t domid) +{ + vcpu_guest_context_any_t ctxt; + int rc; + + if ( (rc = xc_vcpu_getcontext(xch, domid, 0, &ctxt)) != 0 ) + return rc; + + ctxt.c.user_regs.x0 = 1; + + if ( (rc = xc_vcpu_setcontext(xch, domid, 0, &ctxt)) != 0 ) + return rc; + + return 0; +} + #else static int modify_returncode(xc_interface *xch, uint32_t domid) -- 2.6.1