On Mon, 29 Apr 2013, Steve Capper wrote: > Under x86, multiple puds can be made to reference the same bank of > huge pmds provided that they represent a full PUD_SIZE of shared > huge memory that is aligned to a PUD_SIZE boundary. > > The code to share pmds does not require any architecture specific > knowledge other than the fact that pmds can be indexed, thus can > be beneficial to some other architectures. > > This RFC promotes the huge_pmd_share code (and dependencies) from > x86 to mm to make it accessible to other architectures. > > I am working on ARM64 support for huge pages and rather than > duplicate the x86 huge_pmd_share code, I thought it would be better > to promote it to mm. > No objections to this, but I think you should do it as the first patch in a series that adds the arm support. There's no need for this to be moved until that support is tested, proposed, reviewed, and merged. -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
