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-rw-r--r--arch/um/Kconfig5
-rw-r--r--arch/um/drivers/chan_kern.c2
-rw-r--r--arch/um/drivers/daemon_kern.c2
-rw-r--r--arch/um/drivers/line.c8
-rw-r--r--arch/um/drivers/mcast_kern.c2
-rw-r--r--arch/um/drivers/mconsole_kern.c4
-rw-r--r--arch/um/drivers/net_kern.c1
-rw-r--r--arch/um/drivers/pcap_kern.c2
-rw-r--r--arch/um/drivers/port_kern.c4
-rw-r--r--arch/um/drivers/slip_kern.c2
-rw-r--r--arch/um/drivers/slirp_kern.c2
-rw-r--r--arch/um/include/chan_kern.h2
-rw-r--r--arch/um/include/line.h4
-rw-r--r--arch/um/include/sysdep-i386/ptrace.h2
-rw-r--r--arch/um/include/sysdep-i386/stub.h1
-rw-r--r--arch/um/include/sysdep-x86_64/ptrace.h2
-rw-r--r--arch/um/kernel/exec.c7
-rw-r--r--arch/um/os-Linux/drivers/ethertap_kern.c2
-rw-r--r--arch/um/os-Linux/drivers/tuntap_kern.c2
-rw-r--r--arch/um/sys-i386/Makefile2
-rw-r--r--arch/um/sys-i386/bug.c20
-rw-r--r--arch/um/sys-i386/ldt.c1
-rw-r--r--arch/um/sys-i386/ptrace_user.c2
-rw-r--r--arch/um/sys-i386/user-offsets.c2
-rw-r--r--arch/um/sys-x86_64/Makefile2
-rw-r--r--arch/um/sys-x86_64/bug.c20
26 files changed, 76 insertions, 29 deletions
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index 5ac1f2963ae..d32a80e6668 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -47,6 +47,11 @@ config GENERIC_CALIBRATE_DELAY
bool
default y
+config GENERIC_BUG
+ bool
+ default y
+ depends on BUG
+
# Used in kernel/irq/manage.c and include/linux/irq.h
config IRQ_RELEASE_METHOD
bool
diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index 3576b3cc505..7d4190e5565 100644
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -638,7 +638,7 @@ int chan_out_fd(struct list_head *chans)
return -1;
}
-void chan_interrupt(struct list_head *chans, struct work_struct *task,
+void chan_interrupt(struct list_head *chans, struct delayed_work *task,
struct tty_struct *tty, int irq)
{
struct list_head *ele, *next;
diff --git a/arch/um/drivers/daemon_kern.c b/arch/um/drivers/daemon_kern.c
index 824386974f8..9c2e7a758f2 100644
--- a/arch/um/drivers/daemon_kern.c
+++ b/arch/um/drivers/daemon_kern.c
@@ -98,4 +98,4 @@ static int register_daemon(void)
return 0;
}
-__initcall(register_daemon);
+late_initcall(register_daemon);
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 426633e5d6e..83301e1ef67 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -31,9 +31,9 @@ static irqreturn_t line_interrupt(int irq, void *data)
return IRQ_HANDLED;
}
-static void line_timer_cb(void *arg)
+static void line_timer_cb(struct work_struct *work)
{
- struct line *line = arg;
+ struct line *line = container_of(work, struct line, task.work);
if(!line->throttled)
chan_interrupt(&line->chan_list, &line->task, line->tty,
@@ -246,7 +246,7 @@ out_up:
return ret;
}
-void line_set_termios(struct tty_struct *tty, struct termios * old)
+void line_set_termios(struct tty_struct *tty, struct ktermios * old)
{
/* nothing */
}
@@ -443,7 +443,7 @@ int line_open(struct line *lines, struct tty_struct *tty)
* is registered.
*/
enable_chan(line);
- INIT_WORK(&line->task, line_timer_cb, line);
+ INIT_DELAYED_WORK(&line->task, line_timer_cb);
if(!line->sigio){
chan_enable_winch(&line->chan_list, tty);
diff --git a/arch/um/drivers/mcast_kern.c b/arch/um/drivers/mcast_kern.c
index c090fbd464e..52ccb7b53cd 100644
--- a/arch/um/drivers/mcast_kern.c
+++ b/arch/um/drivers/mcast_kern.c
@@ -127,4 +127,4 @@ static int register_mcast(void)
return 0;
}
-__initcall(register_mcast);
+late_initcall(register_mcast);
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index 7b172160fe0..96f0189327a 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -56,7 +56,7 @@ static struct notifier_block reboot_notifier = {
static LIST_HEAD(mc_requests);
-static void mc_work_proc(void *unused)
+static void mc_work_proc(struct work_struct *unused)
{
struct mconsole_entry *req;
unsigned long flags;
@@ -72,7 +72,7 @@ static void mc_work_proc(void *unused)
}
}
-static DECLARE_WORK(mconsole_work, mc_work_proc, NULL);
+static DECLARE_WORK(mconsole_work, mc_work_proc);
static irqreturn_t mconsole_interrupt(int irq, void *dev_id)
{
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index ec9eb8bd943..286bc0b3207 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -99,6 +99,7 @@ irqreturn_t uml_net_interrupt(int irq, void *dev_id)
* same device, since it tests for (dev->flags & IFF_UP). So
* there's no harm in delaying the device shutdown. */
schedule_work(&close_work);
+#error this is not permitted - close_work will go out of scope
goto out;
}
reactivate_fd(lp->fd, UM_ETH_IRQ);
diff --git a/arch/um/drivers/pcap_kern.c b/arch/um/drivers/pcap_kern.c
index 6e1ef855828..e67362acf0e 100644
--- a/arch/um/drivers/pcap_kern.c
+++ b/arch/um/drivers/pcap_kern.c
@@ -109,4 +109,4 @@ static int register_pcap(void)
return 0;
}
-__initcall(register_pcap);
+late_initcall(register_pcap);
diff --git a/arch/um/drivers/port_kern.c b/arch/um/drivers/port_kern.c
index ce9f3733f73..6dfe632f1c1 100644
--- a/arch/um/drivers/port_kern.c
+++ b/arch/um/drivers/port_kern.c
@@ -132,7 +132,7 @@ static int port_accept(struct port_list *port)
DECLARE_MUTEX(ports_sem);
struct list_head ports = LIST_HEAD_INIT(ports);
-void port_work_proc(void *unused)
+void port_work_proc(struct work_struct *unused)
{
struct port_list *port;
struct list_head *ele;
@@ -150,7 +150,7 @@ void port_work_proc(void *unused)
local_irq_restore(flags);
}
-DECLARE_WORK(port_work, port_work_proc, NULL);
+DECLARE_WORK(port_work, port_work_proc);
static irqreturn_t port_interrupt(int irq, void *data)
{
diff --git a/arch/um/drivers/slip_kern.c b/arch/um/drivers/slip_kern.c
index 788da5439a2..25634bd1f58 100644
--- a/arch/um/drivers/slip_kern.c
+++ b/arch/um/drivers/slip_kern.c
@@ -95,4 +95,4 @@ static int register_slip(void)
return 0;
}
-__initcall(register_slip);
+late_initcall(register_slip);
diff --git a/arch/um/drivers/slirp_kern.c b/arch/um/drivers/slirp_kern.c
index ae322e1c8a8..b3ed8fb874a 100644
--- a/arch/um/drivers/slirp_kern.c
+++ b/arch/um/drivers/slirp_kern.c
@@ -119,4 +119,4 @@ static int register_slirp(void)
return 0;
}
-__initcall(register_slirp);
+late_initcall(register_slirp);
diff --git a/arch/um/include/chan_kern.h b/arch/um/include/chan_kern.h
index 572d286ed2c..9003a343e14 100644
--- a/arch/um/include/chan_kern.h
+++ b/arch/um/include/chan_kern.h
@@ -27,7 +27,7 @@ struct chan {
void *data;
};
-extern void chan_interrupt(struct list_head *chans, struct work_struct *task,
+extern void chan_interrupt(struct list_head *chans, struct delayed_work *task,
struct tty_struct *tty, int irq);
extern int parse_chan_pair(char *str, struct line *line, int device,
const struct chan_opts *opts);
diff --git a/arch/um/include/line.h b/arch/um/include/line.h
index 7be24811bb3..5f232ae89fb 100644
--- a/arch/um/include/line.h
+++ b/arch/um/include/line.h
@@ -51,7 +51,7 @@ struct line {
char *tail;
int sigio;
- struct work_struct task;
+ struct delayed_work task;
const struct line_driver *driver;
int have_irq;
};
@@ -76,7 +76,7 @@ extern int line_setup(struct line *lines, unsigned int sizeof_lines,
extern int line_write(struct tty_struct *tty, const unsigned char *buf,
int len);
extern void line_put_char(struct tty_struct *tty, unsigned char ch);
-extern void line_set_termios(struct tty_struct *tty, struct termios * old);
+extern void line_set_termios(struct tty_struct *tty, struct ktermios * old);
extern int line_chars_in_buffer(struct tty_struct *tty);
extern void line_flush_buffer(struct tty_struct *tty);
extern void line_flush_chars(struct tty_struct *tty);
diff --git a/arch/um/include/sysdep-i386/ptrace.h b/arch/um/include/sysdep-i386/ptrace.h
index 6670cc992ec..52b398bcafc 100644
--- a/arch/um/include/sysdep-i386/ptrace.h
+++ b/arch/um/include/sysdep-i386/ptrace.h
@@ -75,7 +75,7 @@ union uml_pt_regs {
#endif
#ifdef UML_CONFIG_MODE_SKAS
struct skas_regs {
- unsigned long regs[HOST_FRAME_SIZE];
+ unsigned long regs[MAX_REG_NR];
unsigned long fp[HOST_FP_SIZE];
unsigned long xfp[HOST_XFP_SIZE];
struct faultinfo faultinfo;
diff --git a/arch/um/include/sysdep-i386/stub.h b/arch/um/include/sysdep-i386/stub.h
index b492b12b4a1..4fffae75ba5 100644
--- a/arch/um/include/sysdep-i386/stub.h
+++ b/arch/um/include/sysdep-i386/stub.h
@@ -9,6 +9,7 @@
#include <sys/mman.h>
#include <asm/ptrace.h>
#include <asm/unistd.h>
+#include <asm/page.h>
#include "stub-data.h"
#include "kern_constants.h"
#include "uml-config.h"
diff --git a/arch/um/include/sysdep-x86_64/ptrace.h b/arch/um/include/sysdep-x86_64/ptrace.h
index 617bb9efc93..66cb400c2c9 100644
--- a/arch/um/include/sysdep-x86_64/ptrace.h
+++ b/arch/um/include/sysdep-x86_64/ptrace.h
@@ -108,7 +108,7 @@ union uml_pt_regs {
* file size, while i386 uses FRAME_SIZE. Therefore, we need
* to use UM_FRAME_SIZE here instead of HOST_FRAME_SIZE.
*/
- unsigned long regs[UM_FRAME_SIZE];
+ unsigned long regs[MAX_REG_NR];
unsigned long fp[HOST_FP_SIZE];
struct faultinfo faultinfo;
long syscall;
diff --git a/arch/um/kernel/exec.c b/arch/um/kernel/exec.c
index 0561c43b468..8d56ec6cca7 100644
--- a/arch/um/kernel/exec.c
+++ b/arch/um/kernel/exec.c
@@ -39,12 +39,13 @@ static long execve1(char *file, char __user * __user *argv,
char __user *__user *env)
{
long error;
+ struct tty_struct *tty;
#ifdef CONFIG_TTY_LOG
mutex_lock(&tty_mutex);
- task_lock(current); /* FIXME: is this needed ? */
- log_exec(argv, current->signal->tty);
- task_unlock(current);
+ tty = get_current_tty();
+ if (tty)
+ log_exec(argv, tty);
mutex_unlock(&tty_mutex);
#endif
error = do_execve(file, argv, env, &current->thread.regs);
diff --git a/arch/um/os-Linux/drivers/ethertap_kern.c b/arch/um/os-Linux/drivers/ethertap_kern.c
index 16385e2ada8..70541821775 100644
--- a/arch/um/os-Linux/drivers/ethertap_kern.c
+++ b/arch/um/os-Linux/drivers/ethertap_kern.c
@@ -105,4 +105,4 @@ static int register_ethertap(void)
return 0;
}
-__initcall(register_ethertap);
+late_initcall(register_ethertap);
diff --git a/arch/um/os-Linux/drivers/tuntap_kern.c b/arch/um/os-Linux/drivers/tuntap_kern.c
index 0edbac63c52..76570a2c25c 100644
--- a/arch/um/os-Linux/drivers/tuntap_kern.c
+++ b/arch/um/os-Linux/drivers/tuntap_kern.c
@@ -90,4 +90,4 @@ static int register_tuntap(void)
return 0;
}
-__initcall(register_tuntap);
+late_initcall(register_tuntap);
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 0e32adf03be..098720be019 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -1,4 +1,4 @@
-obj-y = bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
+obj-y = bug.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
ptrace_user.o setjmp.o signal.o sigcontext.o syscalls.o sysrq.o \
sys_call_table.o tls.o
diff --git a/arch/um/sys-i386/bug.c b/arch/um/sys-i386/bug.c
new file mode 100644
index 00000000000..200c8ba2879
--- /dev/null
+++ b/arch/um/sys-i386/bug.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2006 Jeff Dike (jdike@addtoit.com)
+ * Licensed under the GPL V2
+ */
+
+#include <linux/uaccess.h>
+
+/* Mostly copied from i386/x86_86 - eliminated the eip < PAGE_OFFSET because
+ * that's not relevent in skas mode.
+ */
+
+int is_valid_bugaddr(unsigned long eip)
+{
+ unsigned short ud2;
+
+ if (probe_kernel_address((unsigned short __user *)eip, ud2))
+ return 0;
+
+ return ud2 == 0x0b0f;
+}
diff --git a/arch/um/sys-i386/ldt.c b/arch/um/sys-i386/ldt.c
index e299ee5a753..49057d8bc66 100644
--- a/arch/um/sys-i386/ldt.c
+++ b/arch/um/sys-i386/ldt.c
@@ -3,7 +3,6 @@
* Licensed under the GPL
*/
-#include "linux/stddef.h"
#include "linux/sched.h"
#include "linux/slab.h"
#include "linux/types.h"
diff --git a/arch/um/sys-i386/ptrace_user.c b/arch/um/sys-i386/ptrace_user.c
index 5f3cc668582..01212c88fcc 100644
--- a/arch/um/sys-i386/ptrace_user.c
+++ b/arch/um/sys-i386/ptrace_user.c
@@ -4,9 +4,9 @@
*/
#include <stdio.h>
+#include <stddef.h>
#include <errno.h>
#include <unistd.h>
-#include <linux/stddef.h>
#include "ptrace_user.h"
/* Grr, asm/user.h includes asm/ptrace.h, so has to follow ptrace_user.h */
#include <asm/user.h>
diff --git a/arch/um/sys-i386/user-offsets.c b/arch/um/sys-i386/user-offsets.c
index 6f4ef2b7fa4..447306b20ae 100644
--- a/arch/um/sys-i386/user-offsets.c
+++ b/arch/um/sys-i386/user-offsets.c
@@ -2,7 +2,7 @@
#include <signal.h>
#include <asm/ptrace.h>
#include <asm/user.h>
-#include <linux/stddef.h>
+#include <stddef.h>
#include <sys/poll.h>
#define DEFINE(sym, val) \
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index f41768b8e25..4d9e5efa6fb 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -4,7 +4,7 @@
# Licensed under the GPL
#
-obj-y = bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
+obj-y = bug.o bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
setjmp.o sigcontext.o signal.o syscalls.o syscall_table.o sysrq.o \
ksyms.o tls.o
diff --git a/arch/um/sys-x86_64/bug.c b/arch/um/sys-x86_64/bug.c
new file mode 100644
index 00000000000..200c8ba2879
--- /dev/null
+++ b/arch/um/sys-x86_64/bug.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2006 Jeff Dike (jdike@addtoit.com)
+ * Licensed under the GPL V2
+ */
+
+#include <linux/uaccess.h>
+
+/* Mostly copied from i386/x86_86 - eliminated the eip < PAGE_OFFSET because
+ * that's not relevent in skas mode.
+ */
+
+int is_valid_bugaddr(unsigned long eip)
+{
+ unsigned short ud2;
+
+ if (probe_kernel_address((unsigned short __user *)eip, ud2))
+ return 0;
+
+ return ud2 == 0x0b0f;
+}