On Fri, Dec 15, 2017 at 02:03:35PM -0800, Matthew Wilcox wrote: > From: Matthew Wilcox <mawilcox@xxxxxxxxxxxxx> > > This results in no change in structure size on 64-bit x86 as it fits in > the padding between the gfp_t and the void *. The patch does more than described in the subject and commit message. At first I was confused why do you need to touch idr here. It took few minutes to figure it out. Could you please add more into commit message about lockname and xa_ locking interface since you introduce it here? -- Kirill A. Shutemov
