As said in commit 
f2c2cbcc35d4 ("powerpc: Use pr_warn instead of
pr_warning"), removing pr_warning so all logging messages use a
consistent <prefix>_warn style. Let's do it.
Link: http://lkml.kernel.org/r/20191018031850.48498-5-wangkefeng.wang@huawei.com
To: linux-kernel@vger.kernel.org
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Signed-off-by: Petr Mladek <pmladek@suse.com>
                nmi_mode = NMI_MODE_ANY;
        else {
                nmi_mode = NMI_MODE_UNKNOWN;
-               pr_warning("Unknown NMI mode %s\n", str);
+               pr_warn("Unknown NMI mode %s\n", str);
        }
 
        printk("Set NMI mode to %d\n", nmi_mode);
 
 
                /* Warn about forced rerouting if slot#3 is occupied */
                if ((data & PCIECR_PRST3) == 0) {
-                       pr_warning("Unreachable card detected in slot#3\n");
+                       pr_warn("Unreachable card detected in slot#3\n");
                        return -EBUSY;
                }
        } else
 
 
        return 0;
  bad:
-       pr_warning("unable to install trapped io filter\n");
+       pr_warn("unable to install trapped io filter\n");
        return -1;
 }
 EXPORT_SYMBOL_GPL(register_trapped_io);
 
 /* processor boot mode configuration */
 int generic_mode_pins(void)
 {
-       pr_warning("generic_mode_pins(): missing mode pin configuration\n");
+       pr_warn("generic_mode_pins(): missing mode pin configuration\n");
        return 0;
 }
 
 
 
        r = pdev->resource + pdev->num_resources - 1;
        if (r->flags) {
-               pr_warning("%s: unable to find empty space for resource\n",
-                       name);
+               pr_warn("%s: unable to find empty space for resource\n", name);
                return -EINVAL;
        }
 
 
        buf = dma_alloc_coherent(&pdev->dev, memsize, &dma_handle, GFP_KERNEL);
        if (!buf) {
-               pr_warning("%s: unable to allocate memory\n", name);
+               pr_warn("%s: unable to allocate memory\n", name);
                return -ENOMEM;
        }