powerpc: Stop using pr_cont() in __die()

Using pr_cont() risks having our output interleaved with other output
from other CPUs. Instead print everything in a single printk() call.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Reviewed-by: Christophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 64936b6..164fc92 100644 (file)
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -257,24 +257,14 @@ static int __die(const char *str, struct pt_regs *regs, long err)
 {
        printk("Oops: %s, sig: %ld [#%d]\n", str, err, ++die_counter);
 
-       if (IS_ENABLED(CONFIG_CPU_LITTLE_ENDIAN))
-               printk("LE ");
-       else
-               printk("BE ");
-
-       if (IS_ENABLED(CONFIG_PREEMPT))
-               pr_cont("PREEMPT ");
-
-       if (IS_ENABLED(CONFIG_SMP))
-               pr_cont("SMP NR_CPUS=%d ", NR_CPUS);
-
-       if (debug_pagealloc_enabled())
-               pr_cont("DEBUG_PAGEALLOC ");
-
-       if (IS_ENABLED(CONFIG_NUMA))
-               pr_cont("NUMA ");
-
-       pr_cont("%s\n", ppc_md.name ? ppc_md.name : "");
+       printk("%s %s%s%s%s%s %s\n",
+              IS_ENABLED(CONFIG_CPU_LITTLE_ENDIAN) ? "LE" : "BE",
+              IS_ENABLED(CONFIG_PREEMPT) ? " PREEMPT" : "",
+              IS_ENABLED(CONFIG_SMP) ? " SMP" : "",
+              IS_ENABLED(CONFIG_SMP) ? (" NR_CPUS=" __stringify(NR_CPUS)) : "",
+              debug_pagealloc_enabled() ? " DEBUG_PAGEALLOC" : "",
+              IS_ENABLED(CONFIG_NUMA) ? " NUMA" : "",
+              ppc_md.name ? ppc_md.name : "");
 
        if (notify_die(DIE_OOPS, str, regs, err, 255, SIGSEGV) == NOTIFY_STOP)
                return 1;