diff options
Diffstat (limited to 'lib/test_xarray.c')
| -rw-r--r-- | lib/test_xarray.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/test_xarray.c b/lib/test_xarray.c index 815daffdd8c9..ca86141641cb 100644 --- a/lib/test_xarray.c +++ b/lib/test_xarray.c @@ -213,12 +213,52 @@ static noinline void check_xa_mark_1(struct xarray *xa, unsigned long index) XA_BUG_ON(xa, !xa_empty(xa)); } +static noinline void check_xa_mark_2(struct xarray *xa) +{ + XA_STATE(xas, xa, 0); + unsigned long index; + unsigned int count = 0; + void *entry; + + xa_store_index(xa, 0, GFP_KERNEL); + xa_set_mark(xa, 0, XA_MARK_0); + xas_lock(&xas); + xas_load(&xas); + xas_init_marks(&xas); + xas_unlock(&xas); + XA_BUG_ON(xa, !xa_get_mark(xa, 0, XA_MARK_0) == 0); + + for (index = 3500; index < 4500; index++) { + xa_store_index(xa, index, GFP_KERNEL); + xa_set_mark(xa, index, XA_MARK_0); + } + + xas_reset(&xas); + rcu_read_lock(); + xas_for_each_marked(&xas, entry, ULONG_MAX, XA_MARK_0) + count++; + rcu_read_unlock(); + XA_BUG_ON(xa, count != 1000); + + xas_lock(&xas); + xas_for_each(&xas, entry, ULONG_MAX) { + xas_init_marks(&xas); + XA_BUG_ON(xa, !xa_get_mark(xa, xas.xa_index, XA_MARK_0)); + XA_BUG_ON(xa, !xas_get_mark(&xas, XA_MARK_0)); + } + xas_unlock(&xas); + + xa_destroy(xa); +} + static noinline void check_xa_mark(struct xarray *xa) { unsigned long index; for (index = 0; index < 16384; index += 4) check_xa_mark_1(xa, index); + + check_xa_mark_2(xa); } static noinline void check_xa_shrink(struct xarray *xa) |