Messages in this thread Patch in this message | | | From | Wang Qing <> | Subject | [PATCH] sched/rt, powerpc: Prepare for PREEMPT_RT | Date | Mon, 9 Nov 2020 11:40:08 +0800 |
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Add PREEMPT_RT output to die().
Signed-off-by: Wang Qing <wangqing@vivo.com> --- arch/powerpc/kernel/traps.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index 5006dcb..6dfe567 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -258,6 +258,14 @@ static char *get_mmu_str(void) return ""; } +#ifdef CONFIG_PREEMPT +#define S_PREEMPT " PREEMPT" +#elif defined(CONFIG_PREEMPT_RT) +#define S_PREEMPT " PREEMPT_RT" +#else +#define S_PREEMPT "" +#endif + static int __die(const char *str, struct pt_regs *regs, long err) { printk("Oops: %s, sig: %ld [#%d]\n", str, err, ++die_counter); @@ -265,7 +273,7 @@ static int __die(const char *str, struct pt_regs *regs, long err) printk("%s PAGE_SIZE=%luK%s%s%s%s%s%s %s\n", IS_ENABLED(CONFIG_CPU_LITTLE_ENDIAN) ? "LE" : "BE", PAGE_SIZE / 1024, get_mmu_str(), - IS_ENABLED(CONFIG_PREEMPT) ? " PREEMPT" : "", + S_PREEMPT, IS_ENABLED(CONFIG_SMP) ? " SMP" : "", IS_ENABLED(CONFIG_SMP) ? (" NR_CPUS=" __stringify(NR_CPUS)) : "", debug_pagealloc_enabled() ? " DEBUG_PAGEALLOC" : "", -- 2.7.4
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