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authorFilipe Manana <fdmanana@suse.com>2026-01-20 12:09:20 +0000
committerDavid Sterba <dsterba@suse.com>2026-02-03 07:56:18 +0100
commit954f3217f60277ea035d747275df0ec5c68ad65c (patch)
tree3451e14b0d904e4f0ff415f31edb0cecd3f793fa
parent0bf63d385f2c6e8bcf9133b35decbffe80ed7da9 (diff)
btrfs: assert block group is locked in btrfs_use_block_group_size_class()
It's supposed to be called with the block group locked, in order to read and set its size_class member, so assert it's locked. Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Qu Wenruo <wqu@suse.com> Signed-off-by: Filipe Manana <fdmanana@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
-rw-r--r--fs/btrfs/block-group.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c
index 635143a8eb07..11ed303c6640 100644
--- a/fs/btrfs/block-group.c
+++ b/fs/btrfs/block-group.c
@@ -4755,6 +4755,7 @@ int btrfs_use_block_group_size_class(struct btrfs_block_group *bg,
enum btrfs_block_group_size_class size_class,
bool force_wrong_size_class)
{
+ lockdep_assert_held(&bg->lock);
ASSERT(size_class != BTRFS_BG_SZ_NONE);
/* The new allocation is in the right size class, do nothing */