Re: [Y2038] [PATCH 08/23] y2038: ipc: remove __kernel_time_t reference from headers

From: Ben Hutchings
Date: Wed Nov 20 2019 - 17:49:49 EST


On Fri, 2019-11-08 at 22:07 +0100, Arnd Bergmann wrote:
[...]
> --- a/arch/x86/include/uapi/asm/sembuf.h
> +++ b/arch/x86/include/uapi/asm/sembuf.h
> @@ -21,9 +21,9 @@ struct semid64_ds {
> unsigned long sem_ctime; /* last change time */
> unsigned long sem_ctime_high;
> #else
> - __kernel_time_t sem_otime; /* last semop time */
> + long sem_otime; /* last semop time */
> __kernel_ulong_t __unused1;
> - __kernel_time_t sem_ctime; /* last change time */
> + long sem_ctime; /* last change time */
> __kernel_ulong_t __unused2;
> #endif
> __kernel_ulong_t sem_nsems; /* no. of semaphores in array */
[...]

We need to use __kernel_long_t here to do the right thing on x32.

Ben.

--
Ben Hutchings, Software Developer Codethink Ltd
https://www.codethink.co.uk/ Dale House, 35 Dale Street
Manchester, M1 2HF, United Kingdom