diff options
| author | Joonsoo Kim <iamjoonsoo.kim@lge.com> | 2016-03-17 14:17:59 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-03-17 15:09:34 -0700 |
| commit | e7df0d88c455c915376397b4bd72a83b9ed656f7 (patch) | |
| tree | 20fedca055774cf883d8d5fd74c427c78dc8ea50 /arch/powerpc/kernel/traps.c | |
| parent | 505f6d22dbc63f333d1178dc80264e40b5c35268 (diff) | |
| download | linux-e7df0d88c455c915376397b4bd72a83b9ed656f7.tar.gz | |
powerpc: query dynamic DEBUG_PAGEALLOC setting
We can disable debug_pagealloc processing even if the code is compiled
with CONFIG_DEBUG_PAGEALLOC. This patch changes the code to query
whether it is enabled or not in runtime.
Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Acked-by: David Rientjes <rientjes@google.com>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Christoph Lameter <cl@linux.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/kernel/traps.c')
| -rw-r--r-- | arch/powerpc/kernel/traps.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c index b6becc795bb559..33c47fcc455aed 100644 --- a/arch/powerpc/kernel/traps.c +++ b/arch/powerpc/kernel/traps.c @@ -203,9 +203,8 @@ static int __kprobes __die(const char *str, struct pt_regs *regs, long err) #ifdef CONFIG_SMP printk("SMP NR_CPUS=%d ", NR_CPUS); #endif -#ifdef CONFIG_DEBUG_PAGEALLOC - printk("DEBUG_PAGEALLOC "); -#endif + if (debug_pagealloc_enabled()) + printk("DEBUG_PAGEALLOC "); #ifdef CONFIG_NUMA printk("NUMA "); #endif |