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Commit 88d3a5aa authored by Josef Bacik's avatar Josef Bacik Committed by David Sterba
Browse files

Btrfs: add transaction space reservation tracepoints 



There are a few places where we add to trans->bytes_reserved but don't have the
corresponding trace point.  With these added my tool no longer sees transaction
leaks.

Signed-off-by: default avatarJosef Bacik <jbacik@fb.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent dc95f7bf

fs/btrfs/transaction.c

+5 −1
Original line number Diff line number Diff line
@@ -637,6 +637,8 @@ struct btrfs_trans_handle *btrfs_start_transaction_fallback_global_rsv( 


	trans->block_rsv = &root->fs_info->trans_block_rsv;

	trans->bytes_reserved = num_bytes;

	trace_btrfs_space_reservation(root->fs_info, "transaction",

				      trans->transid, num_bytes, 1);



	return trans;

}
@@ -1375,7 +1377,9 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans, 
	rsv = trans->block_rsv;

	trans->block_rsv = &pending->block_rsv;

	trans->bytes_reserved = trans->block_rsv->reserved;



	trace_btrfs_space_reservation(root->fs_info, "transaction",

				      trans->transid,

				      trans->bytes_reserved, 1);

	dentry = pending->dentry;

	parent_inode = pending->dir;

	parent_root = BTRFS_I(parent_inode)->root;