From: Wei Yang <richard.weiyang@gmail.com>
To: "Liam R. Howlett" <Liam.Howlett@oracle.com>,
Wei Yang <richard.weiyang@gmail.com>,
akpm@linux-foundation.org, maple-tree@lists.infradead.org,
linux-mm@kvack.org, Lorenzo Stoakes <lorenzo.stoakes@oracle.com>,
Sidhartha Kumar <sidhartha.kumar@oracle.com>
Subject: Re: [PATCH 3/3] maple_tree: we don't set offset to MAPLE_NODE_SLOTS on error
Date: Tue, 19 Nov 2024 02:15:26 +0000 [thread overview]
Message-ID: <20241119021526.72di4fthc6wvif6a@master> (raw)
In-Reply-To: <wd2v6aaokf5hu5qmrtna3axhj7zoeyavunxhkzq5sn2bfci3n3@t5jmjqyzy7my>
On Mon, Nov 18, 2024 at 03:50:49PM -0500, Liam R. Howlett wrote:
>* Wei Yang <richard.weiyang@gmail.com> [241115 20:48]:
>> When mas_anode_descend() not find gap, it sets -EBUSY instead of setting
>> offset to MAPLE_NODE_SLOTS.
>
>This is for mas_start(), which I think is not necessary anymore.
You mean mas_start() would set offset to MAPLE_NODE_SLOTS on ma_none and
ma_root?
Thanks for the information, I didn't realize this.
These two cases are handled by mas_sparse_area().
--
Wei Yang
Help you, Help me
next prev parent reply other threads:[~2024-11-19 2:15 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-16 1:48 [PATCH 0/3] mas_anode_descend() related cleanup Wei Yang
2024-11-16 1:48 ` [PATCH 1/3] maple_tree: index has been checked to be smaller than pivot Wei Yang
2024-11-18 20:53 ` Liam R. Howlett
2024-11-16 1:48 ` [PATCH 2/3] maple_tree: not possible to be a root node after loop Wei Yang
2024-11-18 20:49 ` Liam R. Howlett
2024-11-19 2:10 ` Wei Yang
2024-11-19 14:12 ` Liam R. Howlett
2024-11-21 7:13 ` Wei Yang
2024-11-22 15:17 ` Liam R. Howlett
2024-11-16 1:48 ` [PATCH 3/3] maple_tree: we don't set offset to MAPLE_NODE_SLOTS on error Wei Yang
2024-11-18 20:50 ` Liam R. Howlett
2024-11-19 2:15 ` Wei Yang [this message]
2024-11-19 13:58 ` Liam R. Howlett
2024-11-21 7:15 ` Wei Yang
2024-11-22 15:18 ` Liam R. Howlett
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