On Fri, Jan 12, 2018 at 04:21:05PM +0200, Nikolay Borisov wrote: > The behavior of btrfs_delalloc_reserve_metadata depends on whether > the inode we are allocating for is the freespace inode or not. As it > stands if we are the free node we set 'flush' and 'delalloc_lock' > variable to certain values. Subsequently we check the values of those > vars and act accordingly. Instead, simplify things by having 1 if > which checks whether we are the freespace inode or not and do any > specific operation in either branches of that if. This makes the code > a bit easier to understand, as an added bonus it also shrinks the > compiled size: > > add/remove: 0/0 grow/shrink: 0/1 up/down: 0/-17 (-17) > Function old new delta > btrfs_delalloc_reserve_metadata 1876 1859 -17 > Total: Before=85966, After=85949, chg -0.02%
This looks too fine grained and IMHO not useful to mention. The overall module size delta is interesting when compared between the base nad pull request, but not for individual patches, namely if it's just 17 bytes. -- 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
