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-rw-r--r--fs/aio.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/aio.c b/fs/aio.c
index d0defcb0a493..6e267553604c 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -470,7 +470,7 @@ static int ioctx_add_table(struct kioctx *ctx, struct mm_struct *mm)
470 struct aio_ring *ring; 470 struct aio_ring *ring;
471 471
472 spin_lock(&mm->ioctx_lock); 472 spin_lock(&mm->ioctx_lock);
473 table = mm->ioctx_table; 473 table = rcu_dereference(mm->ioctx_table);
474 474
475 while (1) { 475 while (1) {
476 if (table) 476 if (table)
@@ -498,7 +498,7 @@ static int ioctx_add_table(struct kioctx *ctx, struct mm_struct *mm)
498 table->nr = new_nr; 498 table->nr = new_nr;
499 499
500 spin_lock(&mm->ioctx_lock); 500 spin_lock(&mm->ioctx_lock);
501 old = mm->ioctx_table; 501 old = rcu_dereference(mm->ioctx_table);
502 502
503 if (!old) { 503 if (!old) {
504 rcu_assign_pointer(mm->ioctx_table, table); 504 rcu_assign_pointer(mm->ioctx_table, table);
@@ -622,7 +622,7 @@ static void kill_ioctx(struct mm_struct *mm, struct kioctx *ctx)
622 struct kioctx_table *table; 622 struct kioctx_table *table;
623 623
624 spin_lock(&mm->ioctx_lock); 624 spin_lock(&mm->ioctx_lock);
625 table = mm->ioctx_table; 625 table = rcu_dereference(mm->ioctx_table);
626 626
627 WARN_ON(ctx != table->table[ctx->id]); 627 WARN_ON(ctx != table->table[ctx->id]);
628 table->table[ctx->id] = NULL; 628 table->table[ctx->id] = NULL;