Module Name: src Committed By: jmcneill Date: Sun Nov 1 10:58:59 UTC 2020
Modified Files: src/sys/arch/aarch64/aarch64: pmap.c Log Message: No need to disable translation table walks in pmap_activate(). To generate a diff of this commit: cvs rdiff -u -r1.93 -r1.94 src/sys/arch/aarch64/aarch64/pmap.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/sys/arch/aarch64/aarch64/pmap.c diff -u src/sys/arch/aarch64/aarch64/pmap.c:1.93 src/sys/arch/aarch64/aarch64/pmap.c:1.94 --- src/sys/arch/aarch64/aarch64/pmap.c:1.93 Thu Oct 22 07:34:18 2020 +++ src/sys/arch/aarch64/aarch64/pmap.c Sun Nov 1 10:58:59 2020 @@ -1,4 +1,4 @@ -/* $NetBSD: pmap.c,v 1.93 2020/10/22 07:34:18 skrll Exp $ */ +/* $NetBSD: pmap.c,v 1.94 2020/11/01 10:58:59 jmcneill Exp $ */ /* * Copyright (c) 2017 Ryo Shimizu <r...@nerv.org> @@ -27,7 +27,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.93 2020/10/22 07:34:18 skrll Exp $"); +__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.94 2020/11/01 10:58:59 jmcneill Exp $"); #include "opt_arm_debug.h" #include "opt_ddb.h" @@ -1439,11 +1439,6 @@ pmap_activate(struct lwp *l) UVMHIST_LOG(pmaphist, "lwp=%p (pid=%d)", l, l->l_proc->p_pid, 0, 0); - /* Disable translation table walks using TTBR0 */ - tcr = reg_tcr_el1_read(); - reg_tcr_el1_write(tcr | TCR_EPD0); - isb(); - /* XXX: allocate asid, and regenerate if needed */ if (pm->pm_asid == -1) pm->pm_asid = l->l_proc->p_pid;