On 2019/10/24 上午1:17, David Sterba wrote: > On Wed, Oct 23, 2019 at 03:04:47PM +0800, Qu Wenruo wrote: >> This member is not used by any one, just remove it. > > What's the patch that removed the last use? This should be in patches > that remove struct members. Otherwise good, every byte removed counts. Will update the patch with the mentioning of last user. > > I've briefly checked 'void *private', but looks like it can be removed > as well, it's holds bi_private of the first_bio (btrfs_map_bio) and it's > read in btrfs_end_bbio, but bbio is accessible and so bbio->private is > bbio->orig_bio->bi_private. Would double check that, anyway it will be another patch. Thanks, Qu
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