On Wed, Oct 14, 2020 at 09:51:16AM -0700, Darrick J. Wong wrote: > > - .fs_flags = FS_REQUIRES_DEV, > > + .fs_flags = FS_REQUIRES_DEV | FS_THP_SUPPORT, > > Mostly looks reasonable to me so far, though I forget where exactly > FS_THP_SUPPORT got added...? That's in akpm's tree ... not sure if it's in his current pull request, but I'm assuming it'll go upstream this merge window. https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?h=akpm&id=b97a1c642769622b2f22f575f624aefcd1cd9b7f