linux-kernel - [PATCH -next 0/5] mm/kmemleak：support for percpu memory leak detect

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Message-ID: <20200921020007.35803-1-chenjun102@huawei.com>
Date:   Mon, 21 Sep 2020 02:00:02 +0000
From:   Chen Jun <chenjun102@...wei.com>
To:     <linux-kernel@...r.kernel.org>, <linux-mm@...ck.org>
CC:     <catalin.marinas@....com>, <akpm@...ux-foundation.org>,
        <rui.xiang@...wei.com>, <weiyongjun1@...wei.com>
Subject: [PATCH -next 0/5] mm/kmemleak：support for percpu memory leak detect

Currently the reporting of the percpu chunks leaking problem are not supported.
This patch set introduce this feature.

PATCH 1-2 do some cleanup to current kmemleak.
PATCH 3 make percpu memleak works.
PATCH 4-5 add test case for percpu memleak detector.

Following links are some real cases detected by it:
[1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=71e843295c680898959b22dc877ae3839cc22470
[2] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=667e57da358f61b6966e12e925a69e42d912e8bb

*** BLURB HERE ***

Chen Jun (1):
  mm/kmemleak-test: Add a test case for alloc_percpu

Wei Yongjun (4):
  mm/kmemleak: make create_object return void
  mm/kmemleak: skip update_checksum for OBJECT_NO_SCAN objects
  mm/kmemleak: Add support for percpu memory leak detect
  mm/kmemleak-test: use %px instead of %p in print

 mm/kmemleak-test.c | 37 ++++++++++++----------
 mm/kmemleak.c      | 79 +++++++++++++++++++++++++++++++++++++---------
 2 files changed, 84 insertions(+), 32 deletions(-)

-- 
2.25.0