Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input

[pandora-kernel.git] / arch / um / drivers / harddog_user.c

diff --git a/arch/um/drivers/harddog_user.c b/arch/um/drivers/harddog_user.c
index 1171790..b56f8e0 100644 (file)
--- a/arch/um/drivers/harddog_user.c
+++ b/arch/um/drivers/harddog_user.c
@@ -1,16 +1,13 @@
 /*
- * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
+ * Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
  * Licensed under the GPL
  */
 
 #include <stdio.h>
 #include <unistd.h>
 #include <errno.h>
-#include "user.h"
-#include "mconsole.h"
 #include "os.h"
-#include "choose-mode.h"
-#include "mode.h"
+#include "user.h"
 
 struct dog_data {
        int stdin;
@@ -25,10 +22,10 @@ static void pre_exec(void *d)
        dup2(data->stdin, 0);
        dup2(data->stdout, 1);
        dup2(data->stdout, 2);
-       os_close_file(data->stdin);
-       os_close_file(data->stdout);
-       os_close_file(data->close_me[0]);
-       os_close_file(data->close_me[1]);
+       close(data->stdin);
+       close(data->stdout);
+       close(data->close_me[0]);
+       close(data->close_me[1]);
 }
 
 int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
@@ -42,13 +39,13 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
        char **args = NULL;
 
        err = os_pipe(in_fds, 1, 0);
-       if(err < 0){
+       if (err < 0) {
                printk("harddog_open - os_pipe failed, err = %d\n", -err);
                goto out;
        }
 
        err = os_pipe(out_fds, 1, 0);
-       if(err < 0){
+       if (err < 0) {
                printk("harddog_open - os_pipe failed, err = %d\n", -err);
                goto out_close_in;
        }
@@ -58,37 +55,37 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
        data.close_me[0] = out_fds[1];
        data.close_me[1] = in_fds[0];
 
-       if(sock != NULL){
+       if (sock != NULL) {
                mconsole_args[2] = sock;
                args = mconsole_args;
        }
        else {
                /* XXX The os_getpid() is not SMP correct */
-               sprintf(pid_buf, "%d", CHOOSE_MODE(tracing_pid, os_getpid()));
+               sprintf(pid_buf, "%d", os_getpid());
                args = pid_args;
        }
 
        pid = run_helper(pre_exec, &data, args);
 
-       os_close_file(out_fds[0]);
-       os_close_file(in_fds[1]);
+       close(out_fds[0]);
+       close(in_fds[1]);
 
-       if(pid < 0){
+       if (pid < 0) {
                err = -pid;
                printk("harddog_open - run_helper failed, errno = %d\n", -err);
                goto out_close_out;
        }
 
-       n = os_read_file(in_fds[0], &c, sizeof(c));
-       if(n == 0){
+       n = read(in_fds[0], &c, sizeof(c));
+       if (n == 0) {
                printk("harddog_open - EOF on watchdog pipe\n");
                helper_wait(pid);
                err = -EIO;
                goto out_close_out;
        }
-       else if(n < 0){
+       else if (n < 0) {
                printk("harddog_open - read of watchdog pipe failed, "
-                      "err = %d\n", -n);
+                      "err = %d\n", errno);
                helper_wait(pid);
                err = n;
                goto out_close_out;
@@ -98,19 +95,19 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
        return 0;
 
  out_close_in:
-       os_close_file(in_fds[0]);
-       os_close_file(in_fds[1]);
+       close(in_fds[0]);
+       close(in_fds[1]);
  out_close_out:
-       os_close_file(out_fds[0]);
-       os_close_file(out_fds[1]);
+       close(out_fds[0]);
+       close(out_fds[1]);
  out:
        return err;
 }
 
 void stop_watchdog(int in_fd, int out_fd)
 {
-       os_close_file(in_fd);
-       os_close_file(out_fd);
+       close(in_fd);
+       close(out_fd);
 }
 
 int ping_watchdog(int fd)
@@ -118,10 +115,11 @@ int ping_watchdog(int fd)
        int n;
        char c = '\n';
 
-       n = os_write_file(fd, &c, sizeof(c));
-       if(n != sizeof(c)){
-               printk("ping_watchdog - write failed, err = %d\n", -n);
-               if(n < 0)
+       n = write(fd, &c, sizeof(c));
+       if (n != sizeof(c)) {
+               printk("ping_watchdog - write failed, ret = %d, err = %d\n",
+                      n, errno);
+               if (n < 0)
                        return n;
                return -EIO;
        }