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authorLiam R. Howlett <Liam.Howlett@oracle.com>2023-07-24 14:31:54 -0400
committerAndrew Morton <akpm@linux-foundation.org>2023-08-18 10:12:49 -0700
commit0b8bb544b1a7051c9072c26ca03a7840fb9573ad (patch)
treed3143dc66aed0377a5060d1bb104fa8ce5a24519 /tools/testing/radix-tree
parenta7496ad529dfd96e37219849bddcda121d133536 (diff)
maple_tree: update mas_preallocate() testing
Since the mas_preallocate() calculation has been updated to be more precise, the testing must also be updated to check for what is expected. Link: https://lkml.kernel.org/r/20230724183157.3939892-13-Liam.Howlett@oracle.com Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com> Cc: Peng Zhang <zhangpeng.00@bytedance.com> Cc: Suren Baghdasaryan <surenb@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'tools/testing/radix-tree')
-rw-r--r--tools/testing/radix-tree/maple.c27
1 files changed, 16 insertions, 11 deletions
diff --git a/tools/testing/radix-tree/maple.c b/tools/testing/radix-tree/maple.c
index c6c1c5109deb..e5da1cad70ba 100644
--- a/tools/testing/radix-tree/maple.c
+++ b/tools/testing/radix-tree/maple.c
@@ -35458,6 +35458,8 @@ static noinline void __init check_prealloc(struct maple_tree *mt)
for (i = 0; i <= max; i++)
mtree_test_store_range(mt, i * 10, i * 10 + 5, &i);
+ /* Spanning store */
+ mas_set_range(&mas, 470, 500);
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
@@ -35481,7 +35483,6 @@ static noinline void __init check_prealloc(struct maple_tree *mt)
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
- MT_BUG_ON(mt, allocated == 0);
MT_BUG_ON(mt, allocated != 1 + height * 3);
mn = mas_pop_node(&mas);
MT_BUG_ON(mt, mas_allocated(&mas) != allocated - 1);
@@ -35495,7 +35496,6 @@ static noinline void __init check_prealloc(struct maple_tree *mt)
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
- MT_BUG_ON(mt, allocated == 0);
MT_BUG_ON(mt, allocated != 1 + height * 3);
mn = mas_pop_node(&mas);
MT_BUG_ON(mt, mas_allocated(&mas) != allocated - 1);
@@ -35509,7 +35509,6 @@ static noinline void __init check_prealloc(struct maple_tree *mt)
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
- MT_BUG_ON(mt, allocated == 0);
MT_BUG_ON(mt, allocated != 1 + height * 3);
mn = mas_pop_node(&mas);
MT_BUG_ON(mt, mas_allocated(&mas) != allocated - 1);
@@ -35523,33 +35522,37 @@ static noinline void __init check_prealloc(struct maple_tree *mt)
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
- MT_BUG_ON(mt, allocated == 0);
MT_BUG_ON(mt, allocated != 1 + height * 3);
mas_store_prealloc(&mas, ptr);
MT_BUG_ON(mt, mas_allocated(&mas) != 0);
+ /* Slot store does not need allocations */
+ mas_set_range(&mas, 6, 9);
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
- height = mas_mt_height(&mas);
- MT_BUG_ON(mt, allocated == 0);
- MT_BUG_ON(mt, allocated != 1 + height * 3);
+ MT_BUG_ON(mt, allocated != 0);
mas_store_prealloc(&mas, ptr);
MT_BUG_ON(mt, mas_allocated(&mas) != 0);
+
+ mas_set_range(&mas, 6, 10);
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
- MT_BUG_ON(mt, allocated == 0);
- MT_BUG_ON(mt, allocated != 1 + height * 3);
+ MT_BUG_ON(mt, allocated != 1);
mas_store_prealloc(&mas, ptr);
+ MT_BUG_ON(mt, mas_allocated(&mas) != 0);
+ /* Split */
+ mas_set_range(&mas, 54, 54);
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
- MT_BUG_ON(mt, allocated == 0);
- MT_BUG_ON(mt, allocated != 1 + height * 3);
+ MT_BUG_ON(mt, allocated != 1 + height * 2);
mas_store_prealloc(&mas, ptr);
MT_BUG_ON(mt, mas_allocated(&mas) != 0);
mt_set_non_kernel(1);
+ /* Spanning store */
+ mas_set_range(&mas, 1, 100);
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL & GFP_NOWAIT) == 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
@@ -35557,6 +35560,7 @@ static noinline void __init check_prealloc(struct maple_tree *mt)
mas_destroy(&mas);
+ /* Spanning store */
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL) != 0);
allocated = mas_allocated(&mas);
height = mas_mt_height(&mas);
@@ -35564,6 +35568,7 @@ static noinline void __init check_prealloc(struct maple_tree *mt)
MT_BUG_ON(mt, allocated != 1 + height * 3);
mas_store_prealloc(&mas, ptr);
MT_BUG_ON(mt, mas_allocated(&mas) != 0);
+ mas_set_range(&mas, 0, 200);
mt_set_non_kernel(1);
MT_BUG_ON(mt, mas_preallocate(&mas, ptr, GFP_KERNEL & GFP_NOWAIT) == 0);
allocated = mas_allocated(&mas);