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Commit fc47a0d1 authored by Jeff Dike's avatar Jeff Dike Committed by Linus Torvalds
Browse files

[PATCH] uml: time initialization tidying 



user_time_init_skas and user_time_init_tt were essentially the same.  So, this
merges them, deleting the mode-specific functions and declarations.

Signed-off-by: default avatarJeff Dike <jdike@addtoit.com>
Cc: Paolo Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 026549d2

arch/um/include/time_user.h

+1 −1
Original line number Diff line number Diff line
@@ -8,11 +8,11 @@ 


extern void timer(void);

extern void switch_timers(int to_real);

extern void set_interval(int timer_type);

extern void idle_sleep(int secs);

extern void enable_timer(void);

extern void disable_timer(void);

extern unsigned long time_lock(void);

extern void time_unlock(unsigned long);

extern void user_time_init(void);



#endif

arch/um/kernel/skas/Makefile

+2 −2
Original line number Diff line number Diff line
@@ -4,10 +4,10 @@ 
#



obj-y := exec_kern.o mem.o mem_user.o mmu.o process.o process_kern.o \

	syscall_kern.o syscall_user.o time.o tlb.o trap_user.o uaccess.o \

	syscall_kern.o syscall_user.o tlb.o trap_user.o uaccess.o \



subdir- := util



USER_OBJS := process.o time.o

USER_OBJS := process.o



include arch/um/scripts/Makefile.rules

arch/um/kernel/skas/include/mode-skas.h

+0 −1
Original line number Diff line number Diff line
@@ -13,7 +13,6 @@ extern unsigned long exec_fp_regs[]; 
extern unsigned long exec_fpx_regs[];

extern int have_fpx_regs;



extern void user_time_init_skas(void);

extern void sig_handler_common_skas(int sig, void *sc_ptr);

extern void halt_skas(void);

extern void reboot_skas(void);

arch/um/kernel/skas/time.c

deleted100644 → 0
+0 −30
Original line number Diff line number Diff line 
/* 

 * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)

 * Licensed under the GPL

 */



#include <sys/signal.h>

#include <sys/time.h>

#include "time_user.h"

#include "process.h"

#include "user.h"



void user_time_init_skas(void)

{

        if(signal(SIGALRM, (__sighandler_t) alarm_handler) == SIG_ERR)

                panic("Couldn't set SIGALRM handler");

 	if(signal(SIGVTALRM, (__sighandler_t) alarm_handler) == SIG_ERR)

 		panic("Couldn't set SIGVTALRM handler");

	set_interval(ITIMER_VIRTUAL);

}



/*

 * Overrides for Emacs so that we follow Linus's tabbing style.

 * Emacs will notice this stuff at the end of the file and automatically

 * adjust the settings for this buffer only.  This must remain at the end

 * of the file.

 * ---------------------------------------------------------------------------

 * Local variables:

 * c-file-style: "linux"

 * End:

 */

arch/um/kernel/time.c

+14 −17
Original line number Diff line number Diff line
@@ -33,7 +33,7 @@ void timer(void) 
	timeradd(&xtime, &local_offset, &xtime);

}



void set_interval(int timer_type)

static void set_interval(int timer_type)

{

	int usec = 1000000/hz();

	struct itimerval interval = ((struct itimerval) { { 0, usec },
@@ -45,12 +45,7 @@ void set_interval(int timer_type) 


void enable_timer(void)

{

	int usec = 1000000/hz();

	struct itimerval enable = ((struct itimerval) { { 0, usec },

							{ 0, usec }});

	if(setitimer(ITIMER_VIRTUAL, &enable, NULL))

		printk("enable_timer - setitimer failed, errno = %d\n",

		       errno);

	set_interval(ITIMER_VIRTUAL);

}



void disable_timer(void)
@@ -155,13 +150,15 @@ void idle_sleep(int secs) 
	nanosleep(&ts, NULL);

}



/*

 * Overrides for Emacs so that we follow Linus's tabbing style.

 * Emacs will notice this stuff at the end of the file and automatically

 * adjust the settings for this buffer only.  This must remain at the end

 * of the file.

 * ---------------------------------------------------------------------------

 * Local variables:

 * c-file-style: "linux"

 * End:

 */
 
/* XXX This partly duplicates init_irq_signals */



void user_time_init(void)

{

	set_handler(SIGVTALRM, (__sighandler_t) alarm_handler,

		    SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH,

		    SIGALRM, SIGUSR2, -1);

	set_handler(SIGALRM, (__sighandler_t) alarm_handler,

		    SA_ONSTACK | SA_RESTART, SIGUSR1, SIGIO, SIGWINCH,

		    SIGVTALRM, SIGUSR2, -1);

	set_interval(ITIMER_VIRTUAL);

}