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authorIngo Molnar <mingo@elte.hu>2009-03-31 13:53:43 +0200
committerIngo Molnar <mingo@elte.hu>2009-03-31 13:53:43 +0200
commit7bee946358c3cb957d4aa648fc5ab3cad0b232d0 (patch)
tree693061ebde2abc35ecc846e5084630d7225aaaff /arch/x86/include/asm/xen/hypercall.h
parentd820ac4c2fa881079e6b689d2098adce337558ae (diff)
parent15f7176eb1cccec0a332541285ee752b935c1c85 (diff)
Merge branch 'linus' into locking-for-linus
Conflicts: lib/Kconfig.debug
Diffstat (limited to 'arch/x86/include/asm/xen/hypercall.h')
-rw-r--r--arch/x86/include/asm/xen/hypercall.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/xen/hypercall.h b/arch/x86/include/asm/xen/hypercall.h
index 5e79ca694326..9c371e4a9fa6 100644
--- a/arch/x86/include/asm/xen/hypercall.h
+++ b/arch/x86/include/asm/xen/hypercall.h
@@ -296,6 +296,8 @@ HYPERVISOR_get_debugreg(int reg)
static inline int
HYPERVISOR_update_descriptor(u64 ma, u64 desc)
{
+ if (sizeof(u64) == sizeof(long))
+ return _hypercall2(int, update_descriptor, ma, desc);
return _hypercall4(int, update_descriptor, ma, ma>>32, desc, desc>>32);
}