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author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-11 06:23:37 +0100 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-11-11 06:23:37 +0100 |
commit | f0cb9b5dfd1a6014349354e63768500a860cad53 (patch) | |
tree | b18478292c622b7cfbc4f49dc52e1f3816ac1b99 /lib/test_xarray.c | |
parent | b79967a27f347d39a6e0b85b49bd11963cacf5c1 (diff) | |
parent | 31f4f5b495a62c9a8b15b1c3581acd5efeb9af8c (diff) | |
download | linux-f0cb9b5dfd1a6014349354e63768500a860cad53.tar.bz2 |
Merge 5.4-rc7 into staging-next
We want the staging fixes in here, and it resolves some merge issues.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'lib/test_xarray.c')
-rw-r--r-- | lib/test_xarray.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/test_xarray.c b/lib/test_xarray.c index 9d631a7b6a70..7df4f7f395bf 100644 --- a/lib/test_xarray.c +++ b/lib/test_xarray.c @@ -1110,6 +1110,28 @@ static noinline void check_find_entry(struct xarray *xa) XA_BUG_ON(xa, !xa_empty(xa)); } +static noinline void check_move_tiny(struct xarray *xa) +{ + XA_STATE(xas, xa, 0); + + XA_BUG_ON(xa, !xa_empty(xa)); + rcu_read_lock(); + XA_BUG_ON(xa, xas_next(&xas) != NULL); + XA_BUG_ON(xa, xas_next(&xas) != NULL); + rcu_read_unlock(); + xa_store_index(xa, 0, GFP_KERNEL); + rcu_read_lock(); + xas_set(&xas, 0); + XA_BUG_ON(xa, xas_next(&xas) != xa_mk_index(0)); + XA_BUG_ON(xa, xas_next(&xas) != NULL); + xas_set(&xas, 0); + XA_BUG_ON(xa, xas_prev(&xas) != xa_mk_index(0)); + XA_BUG_ON(xa, xas_prev(&xas) != NULL); + rcu_read_unlock(); + xa_erase_index(xa, 0); + XA_BUG_ON(xa, !xa_empty(xa)); +} + static noinline void check_move_small(struct xarray *xa, unsigned long idx) { XA_STATE(xas, xa, 0); @@ -1217,6 +1239,8 @@ static noinline void check_move(struct xarray *xa) xa_destroy(xa); + check_move_tiny(xa); + for (i = 0; i < 16; i++) check_move_small(xa, 1UL << i); |