On Mon, 2017-05-08 at 13:42 +0200, Borislav Petkov wrote: > On Wed, Apr 26, 2017 at 08:33:46PM -0700, Ricardo Neri wrote: > > This is the reason I check the value of long_bytes. If long_bytes is not > > 4, being the only other possible value 8 (perhaps I need to issue an > > error when the value is not any of these values), > > Well, maybe I'm a bit too paranoid. Bottom line is, we should do the > address computations exactly like the hardware does them so that there > are no surprises. Doing them with longs looks ok to me.
Using long is exactly what I intend to do. The problem that I am trying to resolve is to sign-extend signed memory offsets of 32-bit programs running on 64-bit kernels. For 64-bit programs running on 64-bit kernels I can simply use longs. I added error checking in my v7 of this series [1]. Thanks and BR, Ricardo [1]. https://lkml.org/lkml/2017/5/5/407 -- To unsubscribe from this list: send the line "unsubscribe linux-msdos" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
