[Xen-devel] [PATCH 6 of 6] libxl: probe disk backend type in libxl_device_disk_add

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

# HG changeset patch
# User Ian Campbell <ian.campbell@xxxxxxxxxx>
# Date 1317313222 -3600
# Node ID 966d33c61d0b1dcf8545253b198e185c3757bc65
# Parent  50cd0fd187b39a263680d8a4b4f1a8511c7c04ee
libxl: probe disk backend type in libxl_device_disk_add

Without this "xl block-attach" does not work. On create do_domain_create already
catches this.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

diff -r 50cd0fd187b3 -r 966d33c61d0b tools/libxl/libxl.c
--- a/tools/libxl/libxl.c       Thu Sep 29 17:17:14 2011 +0100
+++ b/tools/libxl/libxl.c       Thu Sep 29 17:20:22 2011 +0100
@@ -926,6 +926,9 @@ int libxl_device_disk_add(libxl_ctx *ctx
     libxl__device device;
     int major, minor, rc;
 
+    rc = libxl__device_disk_set_backend(&gc, disk);
+    if (rc) goto out;
+
     front = flexarray_make(16, 1);
     if (!front) {
         rc = ERROR_NOMEM;

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