linux-kernel - [PATCH v2 md-6.14 00/12] md/md-bitmap: introducet CONFIG_MD

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Message-Id: <20250109015704.216128-1-yukuai1@huaweicloud.com>
Date: Thu,  9 Jan 2025 09:56:52 +0800
From: Yu Kuai <yukuai1@...weicloud.com>
To: song@...nel.org,
	yukuai3@...wei.com,
	agk@...hat.com,
	snitzer@...nel.org,
	mpatocka@...hat.com
Cc: linux-raid@...r.kernel.org,
	dm-devel@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	yukuai1@...weicloud.com,
	yi.zhang@...wei.com,
	yangerkun@...wei.com
Subject: [PATCH v2 md-6.14 00/12] md/md-bitmap: introducet CONFIG_MD_BITMAP

From: Yu Kuai <yukuai3@...wei.com>

Changes in v2:
 - don't export apis, and don't support build md-bitmap as module

Yu Kuai (12):
  md/md-bitmap: remove the parameter 'init' for bitmap_ops->resize()
  md/md-bitmap: merge md_bitmap_group into bitmap_operations
  md/md-bitmap: add md_bitmap_registered/enabled() helper
  md/md-bitmap: handle the case bitmap is not enabled before
    start_sync()
  md/md-bitmap: handle the case bitmap is not enabled before end_sync()
  md/dm-raid: check if bitmap is registered in raid_ctr()
  md/raid1: check bitmap before behind write
  md/raid1: check before deferencing mddev->bitmap_ops
  md/raid10: check before deferencing mddev->bitmap_ops
  md/raid5: check before deferencing mddev->bitmap_ops
  md: check before deferencing mddev->bitmap_ops
  md/md-bitmap: introducet CONFIG_MD_BITMAP

 drivers/md/Kconfig      |  18 +++++
 drivers/md/dm-raid.c    |   5 +-
 drivers/md/md-bitmap.c  |  65 ++++++++---------
 drivers/md/md-bitmap.h  |  66 +++++++++++++++--
 drivers/md/md-cluster.c |   2 +-
 drivers/md/md.c         | 154 +++++++++++++++++++++++++++++++---------
 drivers/md/md.h         |   2 -
 drivers/md/raid1-10.c   |   2 +-
 drivers/md/raid1.c      |  79 ++++++++++++---------
 drivers/md/raid10.c     |  48 ++++++-------
 drivers/md/raid5.c      |  30 ++++----
 11 files changed, 325 insertions(+), 146 deletions(-)

-- 
2.39.2