Use helpers to obtain task pid in printks

[mirror_ubuntu-kernels.git] / drivers / cdrom / cdrom.c

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index aa5468f487ba3d9e55172a52587a5257d85d2e48..af0561053167cd177d89c499c3d9f2b108843d46 100644 (file)
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -1032,6 +1032,10 @@ int cdrom_open(struct cdrom_device_info *cdi, struct inode *ip, struct file *fp)
        check_disk_change(ip->i_bdev);
        return 0;
 err_release:
+       if (CDROM_CAN(CDC_LOCK) && cdi->options & CDO_LOCK) {
+               cdi->ops->lock_door(cdi, 0);
+               cdinfo(CD_OPEN, "door unlocked.\n");
+       }
        cdi->ops->release(cdi);
 err:
        cdi->use_count--;
@@ -1103,7 +1107,7 @@ int open_for_data(struct cdrom_device_info * cdi)
                       is the default case! */
                    cdinfo(CD_OPEN, "bummer. wrong media type.\n"); 
                    cdinfo(CD_WARNING, "pid %d must open device O_NONBLOCK!\n",
-                                       (unsigned int)current->pid); 
+                                       (unsigned int)task_pid_nr(current));
                    ret=-EMEDIUMTYPE;
                    goto clean_up_and_return;
                }
@@ -2094,7 +2098,7 @@ out:
 static int cdrom_read_cdda_bpc(struct cdrom_device_info *cdi, __u8 __user *ubuf,
                               int lba, int nframes)
 {
-       request_queue_t *q = cdi->disk->queue;
+       struct request_queue *q = cdi->disk->queue;
        struct request *rq;
        struct bio *bio;
        unsigned int len;
@@ -2695,11 +2699,12 @@ int cdrom_ioctl(struct file * file, struct cdrom_device_info *cdi,
 {
        void __user *argp = (void __user *)arg;
        int ret;
+       struct gendisk *disk = ip->i_bdev->bd_disk;
 
        /*
         * Try the generic SCSI command ioctl's first.
         */
-       ret = scsi_cmd_ioctl(file, ip->i_bdev->bd_disk, cmd, argp);
+       ret = scsi_cmd_ioctl(file, disk->queue, disk, cmd, argp);
        if (ret != -ENOTTY)
                return ret;
 
@@ -3453,47 +3458,19 @@ static void cdrom_update_settings(void)
 static int cdrom_sysctl_handler(ctl_table *ctl, int write, struct file * filp,
                                void __user *buffer, size_t *lenp, loff_t *ppos)
 {
-       int *valp = ctl->data;
-       int val = *valp;
        int ret;
        
        ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
 
-       if (write && *valp != val) {
+       if (write) {
        
                /* we only care for 1 or 0. */
-               if (*valp)
-                       *valp = 1;
-               else
-                       *valp = 0;
+               autoclose        = !!cdrom_sysctl_settings.autoclose;
+               autoeject        = !!cdrom_sysctl_settings.autoeject;
+               debug            = !!cdrom_sysctl_settings.debug;
+               lockdoor         = !!cdrom_sysctl_settings.lock;
+               check_media_type = !!cdrom_sysctl_settings.check;
 
-               switch (ctl->ctl_name) {
-               case DEV_CDROM_AUTOCLOSE: {
-                       if (valp == &cdrom_sysctl_settings.autoclose)
-                               autoclose = cdrom_sysctl_settings.autoclose;
-                       break;
-                       }
-               case DEV_CDROM_AUTOEJECT: {
-                       if (valp == &cdrom_sysctl_settings.autoeject)
-                               autoeject = cdrom_sysctl_settings.autoeject;
-                       break;
-                       }
-               case DEV_CDROM_DEBUG: {
-                       if (valp == &cdrom_sysctl_settings.debug)
-                               debug = cdrom_sysctl_settings.debug;
-                       break;
-                       }
-               case DEV_CDROM_LOCK: {
-                       if (valp == &cdrom_sysctl_settings.lock)
-                               lockdoor = cdrom_sysctl_settings.lock;
-                       break;
-                       }
-               case DEV_CDROM_CHECK_MEDIA: {
-                       if (valp == &cdrom_sysctl_settings.check)
-                               check_media_type = cdrom_sysctl_settings.check;
-                       break;
-                       }
-               }
                /* update the option flags according to the changes. we
                   don't have per device options through sysctl yet,
                   but we will have and then this will disappear. */
@@ -3506,7 +3483,6 @@ static int cdrom_sysctl_handler(ctl_table *ctl, int write, struct file * filp,
 /* Place files in /proc/sys/dev/cdrom */
 static ctl_table cdrom_table[] = {
        {
-               .ctl_name       = DEV_CDROM_INFO,
                .procname       = "info",
                .data           = &cdrom_sysctl_settings.info, 
                .maxlen         = CDROM_STR_SIZE,
@@ -3514,7 +3490,6 @@ static ctl_table cdrom_table[] = {
                .proc_handler   = &cdrom_sysctl_info,
        },
        {
-               .ctl_name       = DEV_CDROM_AUTOCLOSE,
                .procname       = "autoclose",
                .data           = &cdrom_sysctl_settings.autoclose,
                .maxlen         = sizeof(int),
@@ -3522,7 +3497,6 @@ static ctl_table cdrom_table[] = {
                .proc_handler   = &cdrom_sysctl_handler,
        },
        {
-               .ctl_name       = DEV_CDROM_AUTOEJECT,
                .procname       = "autoeject",
                .data           = &cdrom_sysctl_settings.autoeject,
                .maxlen         = sizeof(int),
@@ -3530,7 +3504,6 @@ static ctl_table cdrom_table[] = {
                .proc_handler   = &cdrom_sysctl_handler,
        },
        {
-               .ctl_name       = DEV_CDROM_DEBUG,
                .procname       = "debug",
                .data           = &cdrom_sysctl_settings.debug,
                .maxlen         = sizeof(int),
@@ -3538,7 +3511,6 @@ static ctl_table cdrom_table[] = {
                .proc_handler   = &cdrom_sysctl_handler,
        },
        {
-               .ctl_name       = DEV_CDROM_LOCK,
                .procname       = "lock",
                .data           = &cdrom_sysctl_settings.lock,
                .maxlen         = sizeof(int),
@@ -3546,7 +3518,6 @@ static ctl_table cdrom_table[] = {
                .proc_handler   = &cdrom_sysctl_handler,
        },
        {
-               .ctl_name       = DEV_CDROM_CHECK_MEDIA,
                .procname       = "check_media",
                .data           = &cdrom_sysctl_settings.check,
                .maxlen         = sizeof(int),