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From: Qu Wenruo <wqu@suse.com>
To: linux-btrfs@vger.kernel.org
Subject: [PATCH 0/2] btrfs-progs: check: add repair functionality for
Date: Mon,  6 Oct 2025 20:08:23 +1030	[thread overview]
Message-ID: <cover.1759743405.git.wqu@suse.com> (raw)

Currently any orphan device extents will cause kernels to reject the
mount.

But on the other hand, btrfs check is unable to repair such problem, so
end users may fall into a situation where they are unable to mount the fs.

Add the repair functionality to btrfs check, for both original lowmem
modes, and add a new test case for it.

Qu Wenruo (2):
  btrfs-progs: check: add repair functionality for orphan dev extents
  btrfs-progs: fsck-tests: a new test case with orphan dev extent

 check/main.c                                  |   6 +-
 check/mode-lowmem.c                           |   7 +-
 check/repair.c                                |  78 ++++++++++++++++++
 check/repair.h                                |   1 +
 .../068-orphan-dev-extent/.lowmem_repairable  |   0
 .../068-orphan-dev-extent/default.img.xz      | Bin 0 -> 1784 bytes
 6 files changed, 90 insertions(+), 2 deletions(-)
 create mode 100644 tests/fsck-tests/068-orphan-dev-extent/.lowmem_repairable
 create mode 100644 tests/fsck-tests/068-orphan-dev-extent/default.img.xz

--
2.50.1


             reply	other threads:[~2025-10-06  9:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-10-06  9:38 Qu Wenruo [this message]
2025-10-06  9:38 ` [PATCH 1/2] btrfs-progs: check: add repair functionality for orphan dev extents Qu Wenruo
2025-10-06  9:38 ` [PATCH 2/2] btrfs-progs: fsck-tests: a new test case with orphan dev extent Qu Wenruo

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