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[src/pgoyette-compat]: src/sys Initial pass at setting up the compat_60 module.
details: https://anonhg.NetBSD.org/src/rev/cf7a497f7250
branches: pgoyette-compat
changeset: 321043:cf7a497f7250
user: pgoyette <pgoyette%NetBSD.org@localhost>
date: Fri Mar 16 01:16:29 2018 +0000
description:
Initial pass at setting up the compat_60 module.
XXX needs some work to properly handle cpu_ucode stuff.
While here, move details of compat_70 init/fini routines into the
module itself.
diffstat:
sys/compat/common/compat_60_mod.c | 32 ++++++++++++++++++++++++++++++--
sys/compat/common/compat_70_mod.c | 24 ++++++++++++++++++------
sys/compat/common/compat_mod.c | 19 ++++++++++---------
sys/compat/common/compat_mod.h | 8 +++++++-
sys/compat/common/kern_sa_60.c | 22 +++++++++++++++++++++-
sys/kern/kern_cpu.c | 27 +++++++++++++++++++--------
sys/kern/systrace_args.c | 2 +-
7 files changed, 106 insertions(+), 28 deletions(-)
diffs (truncated from 312 to 300 lines):
diff -r 1afc28ce254d -r cf7a497f7250 sys/compat/common/compat_60_mod.c
--- a/sys/compat/common/compat_60_mod.c Fri Mar 16 00:38:17 2018 +0000
+++ b/sys/compat/common/compat_60_mod.c Fri Mar 16 01:16:29 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: compat_60_mod.c,v 1.1.2.1 2018/03/15 23:23:36 pgoyette Exp $ */
+/* $NetBSD: compat_60_mod.c,v 1.1.2.2 2018/03/16 01:16:29 pgoyette Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: compat_60_mod.c,v 1.1.2.1 2018/03/15 23:23:36 pgoyette Exp $");
+__KERNEL_RCSID(0, "$NetBSD: compat_60_mod.c,v 1.1.2.2 2018/03/16 01:16:29 pgoyette Exp $");
#ifdef _KERNEL_OPT
#include "opt_compat_netbsd.h"
@@ -51,21 +51,49 @@
#include <compat/common/compat_util.h>
#include <compat/common/compat_mod.h>
+static const struct syscall_package compat_60_syscalls[] = {
+ { SYS_compat_60_lwp_park, 0, (sy_call_t *)compat_60_sys__lwp_park },
+ { NULL, 0, NULL }
+};
+
#define REQUIRED_60 "compat_70" /* XXX No compat_80 yet */
MODULE(MODULE_CLASS_EXEC, compat_60, REQUIRED_60);
+#ifdef CPU_UCODE
+int (*orig_compat_6_cpu_ucode)(struct compat6_cpu_ucode *);
+int (*orig_compat6_cpu_ucode_apply)(const struct compat6_cpu_ucode *);
+#endif
+
static int
compat_60_modcmd(modcmd_t cmd, void *arg)
{
+ int error;
switch (cmd) {
case MODULE_CMD_INIT:
+ error = syscall_establish(NULL, compat_60_syscalls);
+ if (error != 0)
+ return error;
+#ifdef CPU_UCODE
+ orig_get_version = vec_compat6_cpu_ucode_get_version;
+ *vec_compat6_cpu_ucode_get_version =
+ compat6_cpu_ucode_get_version;
+ orig_apply = vec_compat6_cpu_ucode_apply;
+ *vec_compat6_cpu_ucode_apply = compat6_cpu_ucode_apply;
+#endif
return 0;
case MODULE_CMD_FINI:
+ *vec_compat6_cpu_ucode_get_version = orig_get_version;
+ *vec_compat6_cpu_ucode_apply = orig_apply;
+ error = syscall_disestablish(NULL, compat_60_syscalls);
+ if (error != 0)
+ return error;
return 0;
default:
return ENOTTY;
}
}
+
+
diff -r 1afc28ce254d -r cf7a497f7250 sys/compat/common/compat_70_mod.c
--- a/sys/compat/common/compat_70_mod.c Fri Mar 16 00:38:17 2018 +0000
+++ b/sys/compat/common/compat_70_mod.c Fri Mar 16 01:16:29 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: compat_70_mod.c,v 1.1.2.2 2018/03/15 23:14:21 pgoyette Exp $ */
+/* $NetBSD: compat_70_mod.c,v 1.1.2.3 2018/03/16 01:16:29 pgoyette Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: compat_70_mod.c,v 1.1.2.2 2018/03/15 23:14:21 pgoyette Exp $");
+__KERNEL_RCSID(0, "$NetBSD: compat_70_mod.c,v 1.1.2.3 2018/03/16 01:16:29 pgoyette Exp $");
#ifdef _KERNEL_OPT
#include "opt_compat_netbsd.h"
@@ -56,19 +56,31 @@
MODULE(MODULE_CLASS_EXEC, compat_70, NULL); /* XXX No compat_80 yet */
+void compat_70_init(void)
+{
+
+ vec_ocreds_valid = true;
+ rtsock_70_init();
+}
+
+void compat_70_fini(void)
+{
+
+ rtsock_70_fini();
+ vec_ocreds_valid = false;
+}
+
static int
compat_70_modcmd(modcmd_t cmd, void *arg)
{
switch (cmd) {
case MODULE_CMD_INIT:
- vec_ocreds_valid = true;
- rtsock_70_init();
+ compat_70_init();
return 0;
case MODULE_CMD_FINI:
- rtsock_70_fini();
- vec_ocreds_valid = false;
+ compat_70_fini();
return 0;
default:
diff -r 1afc28ce254d -r cf7a497f7250 sys/compat/common/compat_mod.c
--- a/sys/compat/common/compat_mod.c Fri Mar 16 00:38:17 2018 +0000
+++ b/sys/compat/common/compat_mod.c Fri Mar 16 01:16:29 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: compat_mod.c,v 1.24.14.11 2018/03/15 23:34:53 pgoyette Exp $ */
+/* $NetBSD: compat_mod.c,v 1.24.14.12 2018/03/16 01:16:29 pgoyette Exp $ */
/*-
* Copyright (c) 2008 The NetBSD Foundation, Inc.
@@ -34,7 +34,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: compat_mod.c,v 1.24.14.11 2018/03/15 23:34:53 pgoyette Exp $");
+__KERNEL_RCSID(0, "$NetBSD: compat_mod.c,v 1.24.14.12 2018/03/16 01:16:29 pgoyette Exp $");
#ifdef _KERNEL_OPT
#include "opt_compat_netbsd.h"
@@ -236,9 +236,6 @@
{ SYS_compat_50_aio_suspend, 0, (sy_call_t *)compat_50_sys_aio_suspend },
{ SYS_compat_50_quotactl, 0, (sy_call_t *)compat_50_sys_quotactl },
#endif
-#if defined(COMPAT_60)
- { SYS_compat_60__lwp_park, 0, (sy_call_t *)compat_60_sys__lwp_park },
-#endif
{ 0, 0, NULL },
};
@@ -287,16 +284,20 @@
uvm_50_init();
if_50_init();
#endif
+#ifdef COMPAT_60
+ compat_60_init();
+#endif
#ifdef COMPAT_70
- vec_ocreds_valid = true;
- rtsock_70_init();
+ compat_70_init();
#endif
return 0;
case MODULE_CMD_FINI:
#ifdef COMPAT_70
- rtsock_70_fini();
- vec_ocreds_valid = false;
+ compat_70_fini();
+#endif
+#ifdef COMPAT_60
+ compat_60_fini();
#endif
#ifdef COMPAT_10
vfs_syscalls_10_fini();
diff -r 1afc28ce254d -r cf7a497f7250 sys/compat/common/compat_mod.h
--- a/sys/compat/common/compat_mod.h Fri Mar 16 00:38:17 2018 +0000
+++ b/sys/compat/common/compat_mod.h Fri Mar 16 01:16:29 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: compat_mod.h,v 1.1 2013/02/21 01:39:54 pgoyette Exp $ */
+/* $NetBSD: compat_mod.h,v 1.1.42.1 2018/03/16 01:16:29 pgoyette Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -38,4 +38,10 @@
void compat_sysctl_time(struct sysctllog **);
void compat_sysctl_vfs(struct sysctllog **);
+void compat_70_init(void);
+void compat_70_fini(void);
+
+void compat_60_init(void);
+void compat_60_fini(void);
+
#endif /* !_COMPAT_MOD_H_ */
diff -r 1afc28ce254d -r cf7a497f7250 sys/compat/common/kern_sa_60.c
--- a/sys/compat/common/kern_sa_60.c Fri Mar 16 00:38:17 2018 +0000
+++ b/sys/compat/common/kern_sa_60.c Fri Mar 16 01:16:29 2018 +0000
@@ -29,7 +29,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: kern_sa_60.c,v 1.1 2012/02/19 17:40:46 matt Exp $");
+__KERNEL_RCSID(1, "$NetBSD: kern_sa_60.c,v 1.1.42.1 2018/03/16 01:16:29 pgoyette Exp $");
#include <sys/systm.h>
#include <sys/syscall.h>
@@ -82,3 +82,23 @@
{
return sys_nosys(l, uap, retval);
}
+
+static const struct syscall_package compat__60_syscalls[] = {
+ { SYS_compat_60_sa_register, 0,
+ (sy_call_t *)compat_60_sys_sa_register },
+ { SYS_compat_60_sa_stacks, 0, (sy_call_t *)compat_60_sys_sa_stacks },
+ { SYS_compat_60_sa_enable, 0, (sy_call_t *)compat_60_sys_sa_enable },
+ { SYS_compat_60_sa_setconcurrency, 0,
+ (sy_call_t *)compat_60_sys_sa_setconcurrency },
+ { SYS_compat_60_sa_yield, 0, (sy_call_t *)compat_60_sys_sa_yield },
+ { SYS_compat_60_sa_preempt, 0, (sy_call_t *)compat_60_sys_sa_preempt },
+ { SYS_compat_60_lwp_park, 0, (sy_call_t *)
+
+
+62 COMPAT_43 MODULAR compat \
+ { int|sys||fstat(int fd, struct stat43 *sb); } fstat43
+
+ { SYS_compat_43_fstat43, 0, (sy_call_t *)compat_43_sys_fstat },
+
+
+
diff -r 1afc28ce254d -r cf7a497f7250 sys/kern/kern_cpu.c
--- a/sys/kern/kern_cpu.c Fri Mar 16 00:38:17 2018 +0000
+++ b/sys/kern/kern_cpu.c Fri Mar 16 01:16:29 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: kern_cpu.c,v 1.71 2015/08/29 12:24:00 maxv Exp $ */
+/* $NetBSD: kern_cpu.c,v 1.71.16.1 2018/03/16 01:16:29 pgoyette Exp $ */
/*-
* Copyright (c) 2007, 2008, 2009, 2010, 2012 The NetBSD Foundation, Inc.
@@ -56,7 +56,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_cpu.c,v 1.71 2015/08/29 12:24:00 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_cpu.c,v 1.71.16.1 2018/03/16 01:16:29 pgoyette Exp $");
#include "opt_cpu_ucode.h"
#include "opt_compat_netbsd.h"
@@ -132,6 +132,19 @@
static char cpu_model[128];
/*
+ * routine vectors for compat code
+ */
+static int stub_compat_6_cpu_ucode(const struct compat6_cpu_ucode *ucode)
+{
+
+ return ENOTTY;
+}
+int (*vec_compat6_cpu_ucode_get_version)(struct compat6_cpu_ucode *) =
+ stub_compat_6_cpu_ucode;
+int (*vec_compat6_cpu_ucode_apply(const struct compat6_cpu_ucode *) =
+ stub_compat_6_cpu_ucode;
+
+/*
* mi_cpu_init: early initialisation of MI CPU related structures.
*
* Note: may not block and memory allocator is not yet available.
@@ -285,11 +298,10 @@
error = cpu_ucode_get_version((struct cpu_ucode_version *)data);
break;
-#ifdef COMPAT_60
case OIOC_CPU_UCODE_GET_VERSION:
- error = compat6_cpu_ucode_get_version((struct compat6_cpu_ucode *)data);
+ error = (*vec_compat6_cpu_ucode_get_version)(
+ (struct compat6_cpu_ucode *)data);
break;
-#endif
case IOC_CPU_UCODE_APPLY:
error = kauth_authorize_machdep(l->l_cred,
@@ -300,17 +312,16 @@
error = cpu_ucode_apply((const struct cpu_ucode *)data);
break;
-#ifdef COMPAT_60
case OIOC_CPU_UCODE_APPLY:
error = kauth_authorize_machdep(l->l_cred,
KAUTH_MACHDEP_CPU_UCODE_APPLY,
NULL, NULL, NULL, NULL);
if (error != 0)
break;
- error = compat6_cpu_ucode_apply((const struct compat6_cpu_ucode *)data);
+ error = (*vec_compat6_cpu_ucode_apply(
+ (const struct compat6_cpu_ucode *)data);
break;
#endif
-#endif
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