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[04/12] xen: enable console and disk backend in HVM mode

Message ID 1309884673-18965-5-git-send-email-agraf@suse.de
State New
Headers show

Commit Message

Alexander Graf July 5, 2011, 4:51 p.m. UTC 
From: Stefano Stabellini <stefano.stabellini@eu.citrix.com>

Initialize the Xen console backend and the Xen disk backend even when
running in HVM mode so that PV on HVM drivers can connect to them.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
 xen-all.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
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Patch

diff --git a/xen-all.c b/xen-all.c
index 4827d6a..3d40ab0 100644
--- a/xen-all.c
+++ b/xen-all.c
@@ -862,6 +862,14 @@  int xen_hvm_init(void)
     cpu_register_phys_memory_client(&state->client);
     state->log_for_dirtybit = NULL;
 
+    /* Initialize backend core & drivers */
+    if (xen_be_init() != 0) {
+        fprintf(stderr, "%s: xen backend core setup failed\n", __FUNCTION__);
+        exit(1);
+    }
+    xen_be_register("console", &xen_console_ops);
+    xen_be_register("qdisk", &xen_blkdev_ops);
+
     return 0;
 }