ext4: open via dedicated fs bdev helpers

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Route the external journal device open through fs_bdev_file_open_by_dev()
so it is registered against the superblock, and convert the matching
releases to fs_bdev_file_release().

Reviewed-by: Jan Kara <jack@suse.cz>
Link: https://patch.msgid.link/20260616-work-super-bdev_holder_global-v2-11-7df6b864028e@kernel.org
Tested-by: syzbot@syzkaller.appspotmail.com
Signed-off-by: Christian Brauner (Amutable) <brauner@kernel.org>

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Christian Brauner 2026-06-16 16:08:27 +02:00

parent 6585c5888d

commit 86b5384943

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fs/ext4/super.c

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