On Thu, Mar 19, 2015 at 8:35 AM, Cyrill Gorcunov <[email protected]> wrote: > On Wed, Mar 18, 2015 at 03:03:27PM -0700, Andy Lutomirski wrote: >> I don't have a great idea for how to work around this, unfortunately. >> Ideally we'd increment some kind of version counter or use an >> extension mechanism rather than shoving ss into a field that used to >> be padding. > > fwiw currently we're passing zero in this __pad0 (replying to your > previous email, so we can workaround in the kernel assuming zero > as a special case, not that good but better than nothing).
Special-casing zero sounds not that bad to me. It can be removed after a few years - just don't forget to document it in a good comment: why we have special case? What software required it? In which version of that software the need to have this hack was eliminated? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
