From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,sidhartha.kumar@oracle.com,lorenzo.stoakes@oracle.com,Liam.Howlett@Oracle.com,richard.weiyang@gmail.com,akpm@linux-foundation.org
Subject: [merged mm-stable] maple_tree-clear-request_count-for-new-allocated-one.patch removed from -mm tree
Date: Tue, 05 Nov 2024 17:00:08 -0800 [thread overview]
Message-ID: <20241106010008.AB77FC4CECF@smtp.kernel.org> (raw)
The quilt patch titled
Subject: maple_tree: clear request_count for new allocated one
has been removed from the -mm tree. Its filename was
maple_tree-clear-request_count-for-new-allocated-one.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Wei Yang <richard.weiyang@gmail.com>
Subject: maple_tree: clear request_count for new allocated one
Date: Tue, 15 Oct 2024 12:07:44 +0000
Patch series "maple_tree: simplify mas_push_node()", v2.
When count is not 0, we know head is valid. So we can put the assignment
in if (count) instead of checking the head pointer again.
Also count represents current total, we can assign the new total by
increasing the count by one.
This patch (of 3):
If this is not a new allocated one, the request_count has already been
cleared in mas_set_alloc_req().
Link: https://lkml.kernel.org/r/20241015120746.15850-1-richard.weiyang@gmail.com
Link: https://lkml.kernel.org/r/20241015120746.15850-2-richard.weiyang@gmail.com
Signed-off-by: Wei Yang <richard.weiyang@gmail.com>
Reviewed-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Cc: Sidhartha Kumar <sidhartha.kumar@oracle.com>
Cc: Lorenzo Stoakes <lorenzo.stoakes@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
lib/maple_tree.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/lib/maple_tree.c~maple_tree-clear-request_count-for-new-allocated-one
+++ a/lib/maple_tree.c
@@ -1265,11 +1265,11 @@ static inline void mas_alloc_nodes(struc
mas->alloc = node;
node->total = ++allocated;
+ node->request_count = 0;
requested--;
}
node = mas->alloc;
- node->request_count = 0;
while (requested) {
max_req = MAPLE_ALLOC_SLOTS - node->node_count;
slots = (void **)&node->slot[node->node_count];
_
Patches currently in -mm which might be from richard.weiyang@gmail.com are
mm-mlock-set-the-correct-prev-on-failure.patch
maple_tree-print-empty-for-an-empty-tree-on-mt_dump.patch
maple_tree-the-return-value-of-mas_root_expand-is-not-used.patch
maple_tree-not-necessary-to-check-index-last-again.patch
maple_tree-refine-mas_store_root-on-storing-null.patch
maple_tree-add-a-test-checking-storing-null.patch
reply other threads:[~2024-11-06 1:00 UTC|newest]
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