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powerpc: Stop using pr_cont() in __die()

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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>
This commit is contained in:
Michael Ellerman 2019-01-10 22:57:35 +11:00
parent a65329aa7d
commit 782274434d
1 changed files with 8 additions and 18 deletions
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26
arch/powerpc/kernel/traps.c
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@ -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;