Liam R. Howlett 24662decdd maple_tree: don't find node end in mtree_lookup_walk()
Since the pivot being set is now reliable, the optimized loop no longer
needs to find the node end.  The redundant check for a dead node can also
be avoided as there is no danger of using the wrong pivot since the
results will be thrown out in the case of a dead node by the later check.

This patch also adds a benchmark test for the function to the maple tree
test framework.  The benchmark shows an average increase performance of
5.98% over 3 runs with this commit.

Link: https://lkml.kernel.org/r/20231101171629.3612299-12-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Peng Zhang <zhangpeng.00@bytedance.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
2023-12-12 10:56:59 -08:00
2023-12-10 16:51:55 -08:00
2023-11-29 19:43:34 -08:00
2023-11-04 08:07:19 -10:00
2023-11-03 09:48:17 -10:00
2023-12-12 10:56:58 -08:00
2023-09-07 13:52:20 -07:00
2022-09-28 09:02:20 +02:00
2023-12-06 16:12:49 -08:00
2022-10-10 12:00:45 -07:00
2023-12-03 18:52:56 +09:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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