On 2018年05月22日 20:14, David Sterba wrote: > On Tue, May 22, 2018 at 04:43:47PM +0800, Qu Wenruo wrote: >> Introduce a small helper, btrfs_mark_bg_unused(), to accquire needed >> locks and add a block group to unused_bgs list. > > The helper is nice but hides that there's a reference taken on the 'bg'. > This would be good to add at least to the function comment or somehow > squeeze it into the function name itself, like > btrfs_get_and_mark_bg_unused.
That btrfs_get_block_group() call is only for later removal. The reference will be removed in btrfs_delete_unused_bgs(). So I don't think the function name needs the "_get" part. Although I could add more comment about the btrfs_get_block_group() call. How do you think about this? Thanks, Qu > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majord...@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >
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