diff options
Diffstat (limited to 'mm/highmem.c')
-rw-r--r-- | mm/highmem.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/highmem.c b/mm/highmem.c index b32b70c..b1c7d43 100644 --- a/mm/highmem.c +++ b/mm/highmem.c @@ -29,10 +29,11 @@ #include <linux/kgdb.h> #include <asm/tlbflush.h> - +#ifndef CONFIG_PREEMPT_RT_FULL #if defined(CONFIG_HIGHMEM) || defined(CONFIG_X86_32) DEFINE_PER_CPU(int, __kmap_atomic_idx); #endif +#endif /* * Virtual_count is not a pure "count". @@ -47,8 +48,9 @@ DEFINE_PER_CPU(int, __kmap_atomic_idx); unsigned long totalhigh_pages __read_mostly; EXPORT_SYMBOL(totalhigh_pages); - +#ifndef CONFIG_PREEMPT_RT_FULL EXPORT_PER_CPU_SYMBOL(__kmap_atomic_idx); +#endif unsigned int nr_free_highpages (void) { |