Messages in this thread Patch in this message | | | From | Prarit Bhargava <> | Subject | [PATCH] x86/smp: Update reschedule warning text | Date | Tue, 18 Apr 2017 08:25:05 -0400 |
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Modify the reschedule warning to output the offline CPU value and a better debug message.
Signed-off-by: Prarit Bhargava <prarit@redhat.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Ingo Molnar <mingo@redhat.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: x86@kernel.org Cc: Wanpeng Li <wanpeng.li@hotmail.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: "Steven Rostedt (VMware)" <rostedt@goodmis.org> Cc: Daniel Bristot de Oliveira <bristot@redhat.com> Cc: Hidehiro Kawai <hidehiro.kawai.ez@hitachi.com> --- arch/x86/kernel/smp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c index d3c66a15bbde..94da6f6971bf 100644 --- a/arch/x86/kernel/smp.c +++ b/arch/x86/kernel/smp.c @@ -124,7 +124,7 @@ static void native_smp_send_reschedule(int cpu) { if (unlikely(cpu_is_offline(cpu))) { - WARN_ON(1); + WARN(1, "Attempting to schedule on offline CPU %d\n", cpu); return; } apic->send_IPI(cpu, RESCHEDULE_VECTOR); -- 1.7.9.3
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