powerpc: Use the XDABR hcall

We never use the XDABR hcall since we check for DABR hcall first.
XDABR syscall is better since it allows us to also set the DABRX.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 51ecac9..36b7744 100644 (file)
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -529,10 +529,10 @@ static void __init pSeries_init_early(void)
        if (firmware_has_feature(FW_FEATURE_LPAR))
                hvc_vio_init_early();
 #endif
-       if (firmware_has_feature(FW_FEATURE_DABR))
-               ppc_md.set_dabr = pseries_set_dabr;
-       else if (firmware_has_feature(FW_FEATURE_XDABR))
+       if (firmware_has_feature(FW_FEATURE_XDABR))
                ppc_md.set_dabr = pseries_set_xdabr;
+       else if (firmware_has_feature(FW_FEATURE_DABR))
+               ppc_md.set_dabr = pseries_set_dabr;
 
        pSeries_cmo_feature_init();
        iommu_init_early_pSeries();