powerpc/pseries/mobility: error message improvements

- Convert printk(KERN_ERR) to pr_err().
- Include errno in property update failure message.
- Remove reference to "Post-mobility" from device tree update message:
  with pr_err() it will have a "mobility:" prefix.

Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20201207215200.1785968-10-nathanl@linux.ibm.com

diff --git a/arch/powerpc/platforms/pseries/mobility.c b/arch/powerpc/platforms/pseries/mobility.c
index 527a64e2d89f796af7a4620d7820ae6d6eadbb81..31d81b7da961af0ea060fa164838adc98e4ad934 100644 (file)
--- a/arch/powerpc/platforms/pseries/mobility.c
+++ b/arch/powerpc/platforms/pseries/mobility.c
@@ -208,8 +208,8 @@ static int update_dt_node(__be32 phandle, s32 scope)
                                rc = update_dt_property(dn, &prop, prop_name,
                                                        vd, prop_data);
                                if (rc) {
-                                       printk(KERN_ERR "Could not update %s"
-                                              " property\n", prop_name);
+                                       pr_err("updating %s property failed: %d\n",
+                                              prop_name, rc);
                                }
 
                                prop_data += vd;
@@ -343,8 +343,7 @@ void post_mobility_fixup(void)
 
        rc = pseries_devicetree_update(MIGRATION_SCOPE);
        if (rc)
-               printk(KERN_ERR "Post-mobility device tree update "
-                       "failed: %d\n", rc);
+               pr_err("device tree update failed: %d\n", rc);
 
        cacheinfo_rebuild();