Module Name: src Committed By: skrll Date: Fri Oct 6 11:53:27 UTC 2023
Modified Files: src/sys/arch/alpha/alpha: vm_machdep.c src/sys/arch/ia64/ia64: vm_machdep.c src/sys/arch/sh3/sh3: vm_machdep.c src/sys/arch/x86/x86: vm_machdep.c Log Message: Convert the l2->l_md.md_astpending assignments into KASSERTs. l_md is zeroised by lwp_create with memset(&l2->l_startzero, 0, sizeof(*l2) - offsetof(lwp_t, l_startzero)); To generate a diff of this commit: cvs rdiff -u -r1.122 -r1.123 src/sys/arch/alpha/alpha/vm_machdep.c cvs rdiff -u -r1.19 -r1.20 src/sys/arch/ia64/ia64/vm_machdep.c cvs rdiff -u -r1.82 -r1.83 src/sys/arch/sh3/sh3/vm_machdep.c cvs rdiff -u -r1.45 -r1.46 src/sys/arch/x86/x86/vm_machdep.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/alpha/alpha/vm_machdep.c diff -u src/sys/arch/alpha/alpha/vm_machdep.c:1.122 src/sys/arch/alpha/alpha/vm_machdep.c:1.123 --- src/sys/arch/alpha/alpha/vm_machdep.c:1.122 Sun Dec 5 07:53:57 2021 +++ src/sys/arch/alpha/alpha/vm_machdep.c Fri Oct 6 11:53:26 2023 @@ -1,4 +1,4 @@ -/* $NetBSD: vm_machdep.c,v 1.122 2021/12/05 07:53:57 msaitoh Exp $ */ +/* $NetBSD: vm_machdep.c,v 1.123 2023/10/06 11:53:26 skrll Exp $ */ /* * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University. @@ -29,7 +29,7 @@ #include <sys/cdefs.h> /* RCS ID & Copyright macro defns */ -__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.122 2021/12/05 07:53:57 msaitoh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.123 2023/10/06 11:53:26 skrll Exp $"); #include <sys/param.h> #include <sys/systm.h> @@ -102,7 +102,7 @@ cpu_lwp_fork(struct lwp *l1, struct lwp l2->l_md.md_tf = l1->l_md.md_tf; l2->l_md.md_flags = l1->l_md.md_flags & MDLWP_FP_C; - l2->l_md.md_astpending = 0; + KASSERT(l2->l_md.md_astpending == 0); /* * Cache the physical address of the pcb, so we can Index: src/sys/arch/ia64/ia64/vm_machdep.c diff -u src/sys/arch/ia64/ia64/vm_machdep.c:1.19 src/sys/arch/ia64/ia64/vm_machdep.c:1.20 --- src/sys/arch/ia64/ia64/vm_machdep.c:1.19 Fri Oct 6 11:45:16 2023 +++ src/sys/arch/ia64/ia64/vm_machdep.c Fri Oct 6 11:53:27 2023 @@ -1,4 +1,4 @@ -/* $NetBSD: vm_machdep.c,v 1.19 2023/10/06 11:45:16 skrll Exp $ */ +/* $NetBSD: vm_machdep.c,v 1.20 2023/10/06 11:53:27 skrll Exp $ */ /* * Copyright (c) 2006 The NetBSD Foundation, Inc. @@ -174,9 +174,9 @@ cpu_lwp_fork(struct lwp *l1, struct lwp l2->l_md.md_flags = l1->l_md.md_flags; l2->l_md.md_tf = (struct trapframe *)(ua2 + UAREA_TF_OFFSET); - l2->l_md.md_astpending = 0; l2->l_md.user_stack = NULL; l2->l_md.user_stack_size = 0; + KASSERT(l2->l_md.md_astpending == 0); /* * Copy the trapframe. Index: src/sys/arch/sh3/sh3/vm_machdep.c diff -u src/sys/arch/sh3/sh3/vm_machdep.c:1.82 src/sys/arch/sh3/sh3/vm_machdep.c:1.83 --- src/sys/arch/sh3/sh3/vm_machdep.c:1.82 Tue May 24 06:28:00 2022 +++ src/sys/arch/sh3/sh3/vm_machdep.c Fri Oct 6 11:53:27 2023 @@ -1,4 +1,4 @@ -/* $NetBSD: vm_machdep.c,v 1.82 2022/05/24 06:28:00 andvar Exp $ */ +/* $NetBSD: vm_machdep.c,v 1.83 2023/10/06 11:53:27 skrll Exp $ */ /*- * Copyright (c) 2002 The NetBSD Foundation, Inc. All rights reserved. @@ -81,7 +81,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.82 2022/05/24 06:28:00 andvar Exp $"); +__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.83 2023/10/06 11:53:27 skrll Exp $"); #include "opt_kstack_debug.h" @@ -147,7 +147,7 @@ cpu_lwp_fork(struct lwp *l1, struct lwp sh3_setup_uarea(l2); l2->l_md.md_flags = l1->l_md.md_flags; - l2->l_md.md_astpending = 0; + KASSERT(l2->l_md.md_astpending == 0); /* Copy user context, may be give a different stack */ memcpy(l2->l_md.md_regs, l1->l_md.md_regs, sizeof(struct trapframe)); Index: src/sys/arch/x86/x86/vm_machdep.c diff -u src/sys/arch/x86/x86/vm_machdep.c:1.45 src/sys/arch/x86/x86/vm_machdep.c:1.46 --- src/sys/arch/x86/x86/vm_machdep.c:1.45 Sun Mar 28 10:29:05 2021 +++ src/sys/arch/x86/x86/vm_machdep.c Fri Oct 6 11:53:27 2023 @@ -1,4 +1,4 @@ -/* $NetBSD: vm_machdep.c,v 1.45 2021/03/28 10:29:05 skrll Exp $ */ +/* $NetBSD: vm_machdep.c,v 1.46 2023/10/06 11:53:27 skrll Exp $ */ /*- * Copyright (c) 1982, 1986 The Regents of the University of California. @@ -80,7 +80,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.45 2021/03/28 10:29:05 skrll Exp $"); +__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.46 2023/10/06 11:53:27 skrll Exp $"); #include "opt_mtrr.h" @@ -204,7 +204,7 @@ cpu_lwp_fork(struct lwp *l1, struct lwp } l2->l_md.md_flags = l1->l_md.md_flags; - l2->l_md.md_astpending = 0; + KASSERT(l2->l_md.md_astpending == 0); sf = (struct switchframe *)tf - 1;