Hi, On Mon, Oct 18, 2021 at 10:05:32AM +0200, Takashi Iwai wrote: > On Sun, 17 Oct 2021 11:25:37 +0200, > Takashi Sakamoto wrote: > > > > Would I ask you opinion about my concern about firewire UAPI header? Is > > it allowed to use float type instead of __u32 type? > > I guess the safest way would be like include/uapi/linux/acct.h. > The ifdef KERNEL will be omitted at installation, so user-space would > see only float type while the kernel sees only __u32. Yes. I've already found the header and it would be the safest, However, conditional macro sometimes confuses userspace developers... I decide to keep current usage of __u32 as is. Thanks for your opinion! Regards Takashi Sakamoto