On Tue, Dec 15, 2015 at 07:48:22PM +0000, Simmons, James A. wrote:
> >On Tue, Dec 15, 2015 at 06:14:19PM +0000, Simmons, James A. wrote:
> >>
> >> >> struct libcfs_ioctl_hdr {
> >> >> __u32 ioc_len;
> >> >> @@ -87,6 +88,13 @@ do { \
> >> >> data.ioc_hdr.ioc_len = sizeof(data); \
> >> >> } while (0)
> >> >>
> >> >> +#define LIBCFS_IOC_INIT_V2(data, hdr) \
> >> >> +do { \
> >> >> + memset(&(data), 0, sizeof(data)); \
> >> >> + (data).hdr.ioc_version = LIBCFS_IOCTL_VERSION2; \
> >> >> + (data).hdr.ioc_len = sizeof(data); \
> >> >> +} while (0)
> >> >> +
> >> >
> >> >Do we really need this?
> >>
> >> Would you be okay if this was a inline function? This is used by user
> >> land and kernel space code.
> >
> >Then your code is broken, please never do that.
>
> This brings up a good point. This header doesn't contain structures for
> userland so it is a uapi
> type header. Should such headers only contain data structures?
Yes, that would make more sense.
thanks,
greg k-h
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