[Xen-devel] [PATCH] linux/x86: allow non-SMP builds of blktap2 to succeed

["Jan Beulich" <JBeulich@xxxxxxxxxx>]

c/s 893 introduced a regression here, since xen_invlpg_all() is an
SMP-only function.

As usual, written and tested on 2.6.30 and made apply to the 2.6.18
tree without further testing.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>

--- a/include/asm-i386/mach-xen/asm/hypervisor.h
+++ b/include/asm-i386/mach-xen/asm/hypervisor.h
@@ -124,6 +124,9 @@ void xen_tlb_flush_all(void);
 void xen_invlpg_all(unsigned long ptr);
 void xen_tlb_flush_mask(cpumask_t *mask);
 void xen_invlpg_mask(cpumask_t *mask, unsigned long ptr);
+#else
+#define xen_tlb_flush_all xen_tlb_flush
+#define xen_invlpg_all xen_invlpg
 #endif
 
 /* Returns zero on success else negative errno. */




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