lkml.org 
[lkml]   [2007]   [Sep]   [19]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[PATCH 4/11] UML - Separate timer initialization
Move timer signal initialization from init_irq_signals to a new
function, timer_init.

Signed-off-by: Jeff Dike <jdike@linux.intel.com>
---
arch/um/include/os.h | 1 +
arch/um/kernel/time.c | 2 ++
arch/um/os-Linux/irq.c | 4 ----
arch/um/os-Linux/signal.c | 10 ++++++++++
4 files changed, 13 insertions(+), 4 deletions(-)

Index: linux-2.6.20/arch/um/kernel/time.c
===================================================================
--- linux-2.6.20.orig/arch/um/kernel/time.c 2007-09-19 12:25:05.000000000 -0400
+++ linux-2.6.20/arch/um/kernel/time.c 2007-09-19 12:25:06.000000000 -0400
@@ -97,6 +97,8 @@ static void register_timer(void)
{
int err;

+ timer_init();
+
err = request_irq(TIMER_IRQ, um_timer, IRQF_DISABLED, "timer", NULL);
if (err != 0)
printk(KERN_ERR "register_timer : request_irq failed - "
Index: linux-2.6.20/arch/um/os-Linux/irq.c
===================================================================
--- linux-2.6.20.orig/arch/um/os-Linux/irq.c 2007-09-19 12:24:52.000000000 -0400
+++ linux-2.6.20/arch/um/os-Linux/irq.c 2007-09-19 12:25:06.000000000 -0400
@@ -145,10 +145,6 @@ void init_irq_signals(int on_sigstack)

flags = on_sigstack ? SA_ONSTACK : 0;

- set_handler(SIGVTALRM, (__sighandler_t) alarm_handler,
- flags | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, SIGALRM, -1);
- set_handler(SIGALRM, (__sighandler_t) alarm_handler,
- flags | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH, SIGALRM, -1);
set_handler(SIGIO, (__sighandler_t) sig_handler, flags | SA_RESTART,
SIGUSR1, SIGIO, SIGWINCH, SIGALRM, SIGVTALRM, -1);
signal(SIGWINCH, SIG_IGN);
Index: linux-2.6.20/arch/um/include/os.h
===================================================================
--- linux-2.6.20.orig/arch/um/include/os.h 2007-09-19 12:25:05.000000000 -0400
+++ linux-2.6.20/arch/um/include/os.h 2007-09-19 12:25:06.000000000 -0400
@@ -227,6 +227,7 @@ extern int set_umid(char *name);
extern char *get_umid(void);

/* signal.c */
+extern void timer_init(void);
extern void set_sigstack(void *sig_stack, int size);
extern void remove_sigstack(void);
extern void set_handler(int sig, void (*handler)(int), int flags, ...);
Index: linux-2.6.20/arch/um/os-Linux/signal.c
===================================================================
--- linux-2.6.20.orig/arch/um/os-Linux/signal.c 2007-09-19 12:25:05.000000000 -0400
+++ linux-2.6.20/arch/um/os-Linux/signal.c 2007-09-19 12:25:06.000000000 -0400
@@ -85,6 +85,16 @@ void alarm_handler(int sig, struct sigco
set_signals(enabled);
}

+void timer_init(void)
+{
+ set_handler(SIGVTALRM, (__sighandler_t) alarm_handler,
+ SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH,
+ SIGALRM, -1);
+ set_handler(SIGALRM, (__sighandler_t) alarm_handler,
+ SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH,
+ SIGALRM, -1);
+}
+
void set_sigstack(void *sig_stack, int size)
{
stack_t stack = ((stack_t) { .ss_flags = 0,
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
\
 
 \ /
  Last update: 2007-09-19 19:07    [W:0.215 / U:0.048 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site