[PATCH 4.14 129/217] x86/mm/32: Initialize the CR4 shadow before __flush_tlb_all()

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Zhenzhong Duan [ Upstream commit 4fb5f58e8d191f7c81637ad81284e4848afb4244 ] On 32-bit kernels, __flush_tlb_all() may have read the CR4 shadow before the initialization of CR4 shadow in

[PATCH 4.14 129/217] x86/mm/32: Initialize the CR4 shadow before __flush_tlb_all()

4.14-stable review patch. If anyone has any objections, please let me know. -- From: Zhenzhong Duan [ Upstream commit 4fb5f58e8d191f7c81637ad81284e4848afb4244 ] On 32-bit kernels, __flush_tlb_all() may have read the CR4 shadow before the initialization of CR4 shadow in