[PATCH v2 02/19] fs: don't take the i_lock in inode_inc_iversion

From: Jeff Layton The rationale for taking the i_lock when incrementing this value is lost in antiquity. The readers of the field don't take it (at least not universally), so my assumption is that it was only done here to serialize incrementors. If that is indeed the case,

[PATCH v2 02/19] fs: don't take the i_lock in inode_inc_iversion

From: Jeff Layton The rationale for taking the i_lock when incrementing this value is lost in antiquity. The readers of the field don't take it (at least not universally), so my assumption is that it was only done here to serialize incrementors. If that is indeed the case, then we can drop the