On Wed, Aug 07, 2013 at 01:28:12PM -0700, Andrew Morton wrote: > > Good god. > > I wonder if these can be turned into out-of-line functions in some form > which humans can understand. > > or > > #define pte_to_pgoff(pte) > frob(pte, PTE_FILE_SHIFT1, PTE_FILE_BITS1) + > frob(PTE_FILE_SHIFT2, PTE_FILE_BITS2) + > frob(PTE_FILE_SHIFT3, PTE_FILE_BITS3) + > frob(PTE_FILE_SHIFT4, PTE_FILE_BITS1 + PTE_FILE_BITS2 + PTE_FILE_BITS3)
I copied this code from existing one, not mine invention ;) I'll clean it up on top. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
