From: Matthew Wilcox <mawil...@microsoft.com>

With no more radix tree API users left, we can drop the GFP flags
and use xa_init() instead of INIT_RADIX_TREE().

Signed-off-by: Matthew Wilcox <mawil...@microsoft.com>
---
 fs/inode.c      | 2 +-
 mm/swap_state.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/inode.c b/fs/inode.c
index 14d938e2c9a2..6dcbb1b47fb7 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -349,7 +349,7 @@ EXPORT_SYMBOL(inc_nlink);
 void address_space_init_once(struct address_space *mapping)
 {
        memset(mapping, 0, sizeof(*mapping));
-       INIT_RADIX_TREE(&mapping->i_pages, GFP_ATOMIC | __GFP_ACCOUNT);
+       xa_init_flags(&mapping->i_pages, XA_FLAGS_LOCK_IRQ);
        init_rwsem(&mapping->i_mmap_rwsem);
        INIT_LIST_HEAD(&mapping->private_list);
        spin_lock_init(&mapping->private_lock);
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 21218f6e438b..ebf837d13d2d 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -595,7 +595,7 @@ int init_swap_address_space(unsigned int type, unsigned 
long nr_pages)
                return -ENOMEM;
        for (i = 0; i < nr; i++) {
                space = spaces + i;
-               INIT_RADIX_TREE(&space->i_pages, GFP_ATOMIC|__GFP_NOWARN);
+               xa_init_flags(&space->i_pages, XA_FLAGS_LOCK_IRQ);
                atomic_set(&space->i_mmap_writable, 0);
                space->a_ops = &swap_aops;
                /* swap cache doesn't use writeback related tags */
-- 
2.16.1

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