f05b724ecb
* A logically useless memset() is used to fault in some memory pages. Change it to explicit_bzero so the compiler won't eliminate it. * Eliminate the second memset. It made sense in the days of the Big Kernel Lock, but not in the days of fine-grained SMP and especially not in the days of VDSO. MFC after: 2 weeks Sponsored by: Axcient Reviewed by: phk Differential Revision: https://reviews.freebsd.org/D29047