xen: make HYPERVISOR_set_debugreg() always_inline

HYPERVISOR_set_debugreg() is being called from noinstr code, so it
should be attributed "always_inline".

Fixes: ac75c3bf296b17fe4e4 ("x86/xen: Make set_debugreg() noinstr")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/20211125092056.24758-3-jgross@suse.com
Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>

diff --git a/arch/x86/include/asm/xen/hypercall.h b/arch/x86/include/asm/xen/hypercall.h
index 28ca1119606b385d33166a564c7319529431857b..e5e0fe10c692406165e52b7e24d5361885b06384 100644 (file)
--- a/arch/x86/include/asm/xen/hypercall.h
+++ b/arch/x86/include/asm/xen/hypercall.h
@@ -281,7 +281,7 @@ HYPERVISOR_callback_op(int cmd, void *arg)
        return _hypercall2(int, callback_op, cmd, arg);
 }
 
-static inline int
+static __always_inline int
 HYPERVISOR_set_debugreg(int reg, unsigned long value)
 {
        return _hypercall2(int, set_debugreg, reg, value);