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| /openbmc/linux/fs/btrfs/ |
| H A D | relocation.c | 0320b353 Tue Mar 29 01:56:00 CDT 2022 Naohiro Aota <naohiro.aota@wdc.com> btrfs: assert that relocation is protected with sb_start_write()
Relocation of a data block group creates ordered extents. They can cause
a hang when a process is trying to thaw the filesystem.
We should have called sb_start_write(), so the filesystem is not being
frozen. Add an ASSERT to check it is protected.
Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
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