diff options
Diffstat (limited to 'features/rt/powerpc-traps-Use-PREEMPT_RT.patch')
-rw-r--r-- | features/rt/powerpc-traps-Use-PREEMPT_RT.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/features/rt/powerpc-traps-Use-PREEMPT_RT.patch b/features/rt/powerpc-traps-Use-PREEMPT_RT.patch new file mode 100644 index 00000000..63c650aa --- /dev/null +++ b/features/rt/powerpc-traps-Use-PREEMPT_RT.patch @@ -0,0 +1,38 @@ +From 3411ea60697a880d9c13ccedd06aa313a384b569 Mon Sep 17 00:00:00 2001 +From: Sebastian Andrzej Siewior <bigeasy@linutronix.de> +Date: Fri, 26 Jul 2019 11:30:49 +0200 +Subject: [PATCH 180/191] powerpc: traps: Use PREEMPT_RT + +Add PREEMPT_RT to the backtrace if enabled. + +Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> +--- + arch/powerpc/kernel/traps.c | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c +index 5828c83eaca6..6d0f70abed87 100644 +--- a/arch/powerpc/kernel/traps.c ++++ b/arch/powerpc/kernel/traps.c +@@ -260,12 +260,17 @@ static char *get_mmu_str(void) + + static int __die(const char *str, struct pt_regs *regs, long err) + { ++ const char *pr = ""; ++ + printk("Oops: %s, sig: %ld [#%d]\n", str, err, ++die_counter); + ++ if (IS_ENABLED(CONFIG_PREEMPTION)) ++ pr = IS_ENABLED(CONFIG_PREEMPT_RT) ? " PREEMPT_RT" : " PREEMPT"; ++ + 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" : "", ++ pr, + IS_ENABLED(CONFIG_SMP) ? " SMP" : "", + IS_ENABLED(CONFIG_SMP) ? (" NR_CPUS=" __stringify(NR_CPUS)) : "", + debug_pagealloc_enabled() ? " DEBUG_PAGEALLOC" : "", +-- +2.19.1 + |