Arnd,
> The TW_IOCTL_GET_LOCK ioctl uses do_gettimeofday() to check whether a
> lock has expired. This can misbehave due to a concurrent
> settimeofday() call, as it is based on 'real' time, and it will
> overflow in y2038 on 32-bit architectures, producing unexpected
> results when used across t
On Fri, Nov 10, 2017 at 7:58 AM, Arnd Bergmann wrote:
> The TW_IOCTL_GET_LOCK ioctl uses do_gettimeofday() to check whether
> a lock has expired. This can misbehave due to a concurrent
> settimeofday() call, as it is based on 'real' time, and it
> will overflow in y2038 on 32-bit architectures, pr
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