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-rw-r--r--include/linux/sched/mm.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index 85023ddc2dc2..f889e332912f 100644
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -178,14 +178,16 @@ static inline bool in_vfork(struct task_struct *tsk)
*/
static inline gfp_t current_gfp_context(gfp_t flags)
{
- if (unlikely(current->flags & (PF_MEMALLOC_NOIO | PF_MEMALLOC_NOFS))) {
+ unsigned int pflags = READ_ONCE(current->flags);
+
+ if (unlikely(pflags & (PF_MEMALLOC_NOIO | PF_MEMALLOC_NOFS))) {
/*
* NOIO implies both NOIO and NOFS and it is a weaker context
* so always make sure it makes precedence
*/
- if (current->flags & PF_MEMALLOC_NOIO)
+ if (pflags & PF_MEMALLOC_NOIO)
flags &= ~(__GFP_IO | __GFP_FS);
- else if (current->flags & PF_MEMALLOC_NOFS)
+ else if (pflags & PF_MEMALLOC_NOFS)
flags &= ~__GFP_FS;
}
return flags;