XArray: Regularise xa_reserve

The xa_reserve() function was a little unusual in that it attempted to
be callable for all kinds of locking scenarios.  Make it look like the
other APIs with __xa_reserve, xa_reserve_bh and xa_reserve_irq variants.

Signed-off-by: Matthew Wilcox <willy@infradead.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/lib/test_xarray.c b/lib/test_xarray.c
index 126127658b49..e5294b20b52f 100644
--- a/lib/test_xarray.c
+++ b/lib/test_xarray.c
@@ -373,6 +373,12 @@ static noinline void check_reserve(struct xarray *xa)
         xa_erase_index(xa, 12345678);
         XA_BUG_ON(xa, !xa_empty(xa));
 
+        /* And so does xa_insert */
+        xa_reserve(xa, 12345678, GFP_KERNEL);
+        XA_BUG_ON(xa, xa_insert(xa, 12345678, xa_mk_value(12345678), 0) != 0);
+        xa_erase_index(xa, 12345678);
+        XA_BUG_ON(xa, !xa_empty(xa));
+
         /* Can iterate through a reserved entry */
         xa_store_index(xa, 5, GFP_KERNEL);
         xa_reserve(xa, 6, GFP_KERNEL);