[PATCH 13/40] staging: lustre: Dynamic LNet Configuration (DLC) show command
Simmons, James A.
simmonsja at ornl.gov
Tue Dec 15 19:48:22 UTC 2015
>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?
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