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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2020-06-25 16:10:03 -0400 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2020-06-28 18:12:46 -0400 |
| commit | ad83e28c5be20e9afcd9c16bafc556f4ff3433e3 (patch) | |
| tree | 862665ff289dfedaae4df721644d7eba8b3872d6 | |
| parent | da1632a923de5afcd7e1dca0fd15b89cf58b5c3a (diff) | |
bcachefs: todo
| -rw-r--r-- | fs/bcachefs/io.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/bcachefs/io.c b/fs/bcachefs/io.c index c309080c9de0..71eede585701 100644 --- a/fs/bcachefs/io.c +++ b/fs/bcachefs/io.c @@ -256,6 +256,14 @@ int bch2_extent_update(struct btree_trans *trans, if (ret) return ret; + /* + * caller may set op->new_i_size = 0 if they know this write won't be + * extending in order to avoid the inode lookup/update: + * + * XXX: in debug mode, verify that we're not extending whenever + * new_i_size = 0 + */ + new_i_size = extending ? min(k->k.p.offset << 9, new_i_size) : 0; |