diff options
Diffstat (limited to 'include/linux/sched/mm.h')
| -rw-r--r-- | include/linux/sched/mm.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h index 347105c6..03feda7a 100644 --- a/include/linux/sched/mm.h +++ b/include/linux/sched/mm.h @@ -1,7 +1,8 @@ #ifndef _LINUX_SCHED_MM_H #define _LINUX_SCHED_MM_H -#define PF_MEMALLOC_NOFS 0 +#define PF_MEMALLOC 0x00000800 /* Allocating memory */ +#define PF_MEMALLOC_NOFS 0x00040000 /* All allocation requests will inherit GFP_NOFS */ static inline unsigned int memalloc_nofs_save(void) { @@ -15,4 +16,16 @@ static inline void memalloc_nofs_restore(unsigned int flags) current->flags = (current->flags & ~PF_MEMALLOC_NOFS) | flags; } +static inline unsigned int memalloc_noreclaim_save(void) +{ + unsigned int flags = current->flags & PF_MEMALLOC; + current->flags |= PF_MEMALLOC; + return flags; +} + +static inline void memalloc_noreclaim_restore(unsigned int flags) +{ + current->flags = (current->flags & ~PF_MEMALLOC) | flags; +} + #endif /* _LINUX_SCHED_MM_H */ |