linux-kernel - [PATCH 00/12] A few cleanup and fixup patches for compaction

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Date:   Mon, 18 Apr 2022 22:12:41 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <akpm@...ux-foundation.org>
CC:     <vbabka@...e.cz>, <pintu@...eaurora.org>,
        <charante@...eaurora.org>, <linux-mm@...ck.org>,
        <linux-kernel@...r.kernel.org>, <linmiaohe@...wei.com>
Subject: [PATCH 00/12] A few cleanup and fixup patches for compaction

Hi everyone,
This series contains a few patches to clean up some obsolete comment,
remove unneeded return value and so on. Also we fix the possible NULL
pointer dereference. More details can be found in the respective
changelogs. Thanks!

Miaohe Lin (12):
  mm: compaction: remove unneeded return value of kcompactd_run
  mm: compaction: remove unneeded pfn update
  mm: compaction: remove unneeded assignment to isolate_start_pfn
  mm: compaction: clean up comment for sched contention
  mm: compaction: clean up comment about suitable migration target
    recheck
  mm: compaction: use COMPACT_CLUSTER_MAX in compaction.c
  mm: compaction: use helper compound_nr in isolate_migratepages_block
  mm: compaction: clean up comment about async compaction in
    isolate_migratepages
  mm: compaction: avoid possible NULL pointer dereference in
    kcompactd_cpu_online
  mm: compaction: make compaction_zonelist_suitable return false when
    COMPACT_SUCCESS
  mm: compaction: simplify the code in __compact_finished
  mm: compaction: make sure highest is above the min_pfn

 include/linux/compaction.h |  5 +--
 mm/compaction.c            | 87 ++++++++++++++------------------------
 mm/internal.h              |  2 +-
 3 files changed, 34 insertions(+), 60 deletions(-)

-- 
2.23.0