linux-kernel - [PATCH 0/6] Extend freeze support to suspend and hibernate

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Message-ID: <20250328-work-freeze-v1-0-a2c3a6b0e7a6@kernel.org>
Date: Fri, 28 Mar 2025 17:15:52 +0100
From: Christian Brauner <brauner@...nel.org>
To: linux-fsdevel@...r.kernel.org,
	jack@...e.cz
Cc: Christian Brauner <brauner@...nel.org>,
	linux-kernel@...r.kernel.org,
	James Bottomley <James.Bottomley@...senpartnership.com>,
	mcgrof@...nel.org,
	hch@...radead.org,
	david@...morbit.com,
	rafael@...nel.org,
	djwong@...nel.org,
	pavel@...nel.org,
	peterz@...radead.org,
	mingo@...hat.com,
	will@...nel.org,
	boqun.feng@...il.com
Subject: [PATCH 0/6] Extend freeze support to suspend and hibernate

Add the necessary infrastructure changes to support freezing for suspend
and hibernate.

Just got back from LSFMM so jetlag-increased possibility of bugs. This
should all that's needed to wire up power (minus the prep patches).

---
Christian Brauner (6):
      super: remove pointless s_root checks
      super: simplify user_get_super()
      super: skip dying superblocks early
      super: use a common iterator (Part 1)
      super: use common iterator (Part 2)
      super: add filesystem freezing helpers for suspend and hibernate

 fs/super.c         | 199 ++++++++++++++++++++++++++++++++---------------------
 include/linux/fs.h |   4 +-
 2 files changed, 125 insertions(+), 78 deletions(-)
---
base-commit: acb4f33713b9f6cadb6143f211714c343465411c
change-id: 20250328-work-freeze-0a446869cd62