diff options
Diffstat (limited to 'include/linux/mm_types.h')
-rw-r--r-- | include/linux/mm_types.h | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 5b42f1b34eb7..c303a27981fe 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -12,6 +12,7 @@ #include <linux/completion.h> #include <linux/cpumask.h> #include <linux/page-debug-flags.h> +#include <linux/rcupdate.h> #include <asm/page.h> #include <asm/mmu.h> @@ -118,7 +119,11 @@ struct page { * system if PG_buddy is set. */ #if USE_SPLIT_PTLOCKS - spinlock_t ptl; +# ifndef CONFIG_PREEMPT_RT_FULL + spinlock_t ptl; +# else + spinlock_t *ptl; +# endif #endif struct kmem_cache *slab; /* SLUB: Pointer to slab */ struct page *first_page; /* Compound tail pages */ @@ -389,6 +394,9 @@ struct mm_struct { #ifdef CONFIG_CPUMASK_OFFSTACK struct cpumask cpumask_allocation; #endif +#ifdef CONFIG_PREEMPT_RT_BASE + struct rcu_head delayed_drop; +#endif }; static inline void mm_init_cpumask(struct mm_struct *mm) |