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, stable@kernel.org,
Suren Baghdasaryan <surenb@google.com>,
Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Hailong Liu <hailong.liu@oppo.com>,
zhangpeng.00@bytedance.com, Steve Kang <Steve.Kang@unisoc.com>,
Matthew Wilcox <willy@infradead.org>,
Sidhartha Kumar <sidhartha.kumar@oracle.com>,
"Liam R. Howlett" <Liam.Howlett@oracle.com>
Subject: [PATCH 0/3] Fix MA_STATE_PREALLOC issue
Date: Mon, 16 Jun 2025 14:45:18 -0400 [thread overview]
Message-ID: <20250616184521.3382795-1-Liam.Howlett@oracle.com> (raw)
Address the issue of reusing the same maple state for multiple
preallocations calls caused by MA_STATE_PREALLOC, and add a test for
this use case.
Included is a change to the testing code to reduce false positives in
the rcu race testing on faster machines.
Liam R. Howlett (3):
testing/raix-tree/maple: Increase readers and reduce delay for faster
machines
maple_tree: Fix MA_STATE_PREALLOC flag in mas_preallocate()
tools/testing/radix-tree: Test maple tree chaining mas_preallocate()
calls
lib/maple_tree.c | 4 +++-
tools/testing/radix-tree/maple.c | 19 ++++++++++++++++---
2 files changed, 19 insertions(+), 4 deletions(-)
--
2.47.2
next reply other threads:[~2025-06-16 18:46 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-16 18:45 Liam R. Howlett [this message]
2025-06-16 18:45 ` [PATCH 1/3] testing/raix-tree/maple: Increase readers and reduce delay for faster machines Liam R. Howlett
2025-06-20 15:43 ` Lorenzo Stoakes
2025-06-16 18:45 ` [PATCH 2/3] maple_tree: Fix MA_STATE_PREALLOC flag in mas_preallocate() Liam R. Howlett
2025-06-20 15:50 ` Lorenzo Stoakes
2025-06-16 18:45 ` [PATCH 3/3] tools/testing/radix-tree: Test maple tree chaining mas_preallocate() calls Liam R. Howlett
2025-06-20 15:51 ` Lorenzo Stoakes
2025-06-16 23:24 ` [PATCH 0/3] Fix MA_STATE_PREALLOC issue Andrew Morton
2025-06-20 18:20 ` Liam R. Howlett
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