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authorJeremy Fitzhardinge <jeremy@xensource.com>2007-07-17 18:37:06 -0700
committerJeremy Fitzhardinge <jeremy@goop.org>2007-07-18 08:47:45 -0700
commit9f27ee595038653ddf8bca871200d39247d6f4fc (patch)
tree602b4fe83ccfd6cb65b146ed80e84baec0fb6cb7 /include/linux
parent4bac07c993d03434ea902d3d4290d9e45944b66c (diff)
downloadblackbird-op-linux-9f27ee595038653ddf8bca871200d39247d6f4fc.tar.gz
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xen: add virtual block device driver.
The block device frontend driver allows the kernel to access block devices exported exported by a virtual machine containing a physical block device driver. Signed-off-by: Ian Pratt <ian.pratt@xensource.com> Signed-off-by: Christian Limpach <Christian.Limpach@cl.cam.ac.uk> Signed-off-by: Chris Wright <chrisw@sous-sol.org> Cc: Arjan van de Ven <arjan@infradead.org> Cc: Greg KH <greg@kroah.com> Cc: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/major.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/major.h b/include/linux/major.h
index 7e7c9093919a..0cb98053537a 100644
--- a/include/linux/major.h
+++ b/include/linux/major.h
@@ -158,6 +158,8 @@
#define VXSPEC_MAJOR 200 /* VERITAS volume config driver */
#define VXDMP_MAJOR 201 /* VERITAS volume multipath driver */
+#define XENVBD_MAJOR 202 /* Xen virtual block device */
+
#define MSR_MAJOR 202
#define CPUID_MAJOR 203
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