Jan Beulich
2009-Jun-03 15:25 UTC
[Xen-devel] [PATCH] linux/blktap2: allow to build as module
... and also allow to interact with blkback when that''s also built as
a module.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
--- head-2009-05-29.orig/arch/i386/mm/hypervisor.c 2009-05-29 12:22:11.000000000
+0200
+++ head-2009-05-29/arch/i386/mm/hypervisor.c 2009-06-03 09:21:02.000000000
+0200
@@ -122,6 +122,7 @@ void xen_tlb_flush_all(void)
op.cmd = MMUEXT_TLB_FLUSH_ALL;
BUG_ON(HYPERVISOR_mmuext_op(&op, 1, NULL, DOMID_SELF) < 0);
}
+EXPORT_SYMBOL_GPL(xen_tlb_flush_all);
void xen_tlb_flush_mask(cpumask_t *mask)
{
@@ -132,6 +133,7 @@ void xen_tlb_flush_mask(const cpumask_t
set_xen_guest_handle(op.arg2.vcpumask, mask->bits);
BUG_ON(HYPERVISOR_mmuext_op(&op, 1, NULL, DOMID_SELF) < 0);
}
+EXPORT_SYMBOL_GPL(xen_tlb_flush_mask);
void xen_invlpg_all(unsigned long ptr)
{
--- head-2009-05-29.orig/drivers/xen/blktap2/device.c 2009-06-03
08:58:54.000000000 +0200
+++ head-2009-05-29/drivers/xen/blktap2/device.c 2009-05-29 12:39:04.000000000
+0200
@@ -14,7 +14,8 @@
#include "blktap.h"
-#ifdef CONFIG_XEN_BLKDEV_BACKEND
+#if defined(CONFIG_XEN_BLKDEV_BACKEND) || \
+ (defined(CONFIG_XEN_BLKDEV_BACKEND_MODULE) && defined(MODULE))
#include "../blkback/blkback-pagemap.h"
#else
struct blkback_pagemap { };
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