From: "Liam R. Howlett" <Liam.Howlett@oracle.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: maple-tree@lists.infradead.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org,
Peng Zhang <zhangpeng.00@bytedance.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>
Subject: [PATCH v2 13/16] maple_tree: Update mas_preallocate() testing
Date: Mon, 12 Jun 2023 16:39:50 -0400 [thread overview]
Message-ID: <20230612203953.2093911-14-Liam.Howlett@oracle.com> (raw)
In-Reply-To: <20230612203953.2093911-1-Liam.Howlett@oracle.com>
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
---
tools/testing/radix-tree/maple.c | 27 ++++++++++++++++-----------
1 file changed, 16 insertions(+), 11 deletions(-)
diff --git a/tools/testing/radix-tree/maple.c b/tools/testing/radix-tree/maple.c
index cfadc4b75d51..c42033172276 100644
--- a/tools/testing/radix-tree/maple.c
+++ b/tools/testing/radix-tree/maple.c
@@ -35383,6 +35383,8 @@ 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);
@@ -35406,7 +35408,6 @@ 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);
@@ -35420,7 +35421,6 @@ 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);
@@ -35434,7 +35434,6 @@ 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);
@@ -35448,33 +35447,37 @@ 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 != 0);
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);
@@ -35482,6 +35485,7 @@ 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);
@@ -35489,6 +35493,7 @@ 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);
--
2.39.2
next prev parent reply other threads:[~2023-06-12 20:40 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-12 20:39 [PATCH v2 00/16] Reduce preallocations for maple tree Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 01/16] maple_tree: Add benchmarking for mas_for_each Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 02/16] maple_tree: Add benchmarking for mas_prev() Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 03/16] mm: Move unmap_vmas() declaration to internal header Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 04/16] mm: Change do_vmi_align_munmap() side tree index Liam R. Howlett
2023-06-20 12:26 ` Sergey Senozhatsky
2023-06-20 13:04 ` Liam R. Howlett
2023-06-21 0:10 ` Sergey Senozhatsky
2023-06-12 20:39 ` [PATCH v2 05/16] mm: Remove prev check from do_vmi_align_munmap() Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 06/16] maple_tree: Introduce __mas_set_range() Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 07/16] mm: Remove re-walk from mmap_region() Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 08/16] maple_tree: Adjust node allocation on mas_rebalance() Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 09/16] maple_tree: Re-introduce entry to mas_preallocate() arguments Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 10/16] mm: Use vma_iter_clear_gfp() in nommu Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 11/16] mm: Set up vma iterator for vma_iter_prealloc() calls Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 12/16] maple_tree: Move mas_wr_end_piv() below mas_wr_extend_null() Liam R. Howlett
2023-06-12 20:39 ` Liam R. Howlett [this message]
2023-06-12 20:39 ` [PATCH v2 14/16] maple_tree: Refine mas_preallocate() node calculations Liam R. Howlett
2023-06-22 16:41 ` Danilo Krummrich
2023-06-25 3:28 ` Peng Zhang
2023-06-26 0:38 ` Danilo Krummrich
2023-06-26 13:19 ` Matthew Wilcox
2023-06-26 14:27 ` Danilo Krummrich
2023-06-26 14:49 ` Peng Zhang
2023-06-26 18:21 ` Danilo Krummrich
2023-06-26 14:52 ` Matthew Wilcox
2023-06-26 18:37 ` Danilo Krummrich
2023-06-27 1:58 ` Liam R. Howlett
2023-06-27 13:15 ` Danilo Krummrich
2023-06-27 16:11 ` Liam R. Howlett
2023-06-27 21:06 ` Danilo Krummrich
2023-06-26 14:08 ` Peng Zhang
2023-06-26 14:30 ` Danilo Krummrich
2023-06-12 20:39 ` [PATCH v2 15/16] maple_tree: Reduce resets during store setup Liam R. Howlett
2023-06-12 20:39 ` [PATCH v2 16/16] mm/mmap: Change vma iteration order in do_vmi_align_munmap() Liam R. Howlett
2023-06-15 8:33 ` [PATCH v2 00/16] Reduce preallocations for maple tree Yin, Fengwei
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230612203953.2093911-14-Liam.Howlett@oracle.com \
--to=liam.howlett@oracle.com \
--cc=akpm@linux-foundation.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-mm@kvack.org \
--cc=maple-tree@lists.infradead.org \
--cc=zhangpeng.00@bytedance.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox