linux-kernel - [PATCH V2 0/3] block: model freeze/enter queue as lock for lockdep

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Message-ID: <20241025003722.3630252-1-ming.lei@redhat.com>
Date: Fri, 25 Oct 2024 08:37:17 +0800
From: Ming Lei <ming.lei@...hat.com>
To: Jens Axboe <axboe@...nel.dk>,
	linux-block@...r.kernel.org
Cc: Christoph Hellwig <hch@....de>,
	Peter Zijlstra <peterz@...radead.org>,
	Waiman Long <longman@...hat.com>,
	Boqun Feng <boqun.feng@...il.com>,
	Ingo Molnar <mingo@...hat.com>,
	Will Deacon <will@...nel.org>,
	linux-kernel@...r.kernel.org,
	Bart Van Assche <bvanassche@....org>,
	Ming Lei <ming.lei@...hat.com>
Subject: [PATCH V2 0/3] block: model freeze/enter queue as lock for lockdep

Hello,

The 1st patch adds non_owner variants of start_freeze/unfreeze queue
API.

The 2nd patch applies the non_owner variants on nvme_freeze() & nvme_unfreeze(). 

The 3rd patch models freeze/enter queue as lock for lockdep support.

V2:
	- improve comment log & document(Christoph)
	- add reviewed-by tag

Ming Lei (3):
  blk-mq: add non_owner variant of start_freeze/unfreeze queue APIs
  nvme: core: switch to non_owner variant of start_freeze/unfreeze queue
  block: model freeze & enter queue as lock for supporting lockdep

 block/blk-core.c         | 18 ++++++++++++++--
 block/blk-mq.c           | 44 +++++++++++++++++++++++++++++++++++++---
 block/blk.h              | 29 +++++++++++++++++++++++---
 block/genhd.c            | 15 ++++++++++----
 drivers/nvme/host/core.c |  9 ++++++--
 include/linux/blk-mq.h   |  2 ++
 include/linux/blkdev.h   |  6 ++++++
 7 files changed, 109 insertions(+), 14 deletions(-)

-- 
2.46.0