Merge branch 'mpi-master' into wip-k-fmlpwip-k-fmlp

Conflicts:
	litmus/sched_cedf.c

8 files changed, 47 insertions, 45 deletions

diff --git a/drivers/message/i2o/README b/drivers/message/i2o/README
index 911fc3021e3b..f072a8eb3041 100644
--- a/drivers/message/i2o/README
+++ b/drivers/message/i2o/README
@@ -53,7 +53,7 @@ Symbios Logic (Now LSI)
 BoxHill Corporation
         Loan of initial FibreChannel disk array used for development work.
 
-European Comission
+European Commission
         Funding the work done by the University of Helsinki
 
 SysKonnect
diff --git a/drivers/message/i2o/README.ioctl b/drivers/message/i2o/README.ioctl
index 65c0c47aeb79..5fb195af43e2 100644
--- a/drivers/message/i2o/README.ioctl
+++ b/drivers/message/i2o/README.ioctl
@@ -110,7 +110,7 @@ V. Getting Logical Configuration Table
       ENOBUFS     Buffer not large enough.  If this occurs, the required
                   buffer length is written into *(lct->reslen)
 
-VI. Settting Parameters
+VI. Setting Parameters
    
    SYNOPSIS 
  
diff --git a/drivers/message/i2o/device.c b/drivers/message/i2o/device.c
index 0ee4264f5db7..4547db99f7da 100644
--- a/drivers/message/i2o/device.c
+++ b/drivers/message/i2o/device.c
@@ -65,7 +65,7 @@ int i2o_device_claim(struct i2o_device *dev)
 
         rc = i2o_device_issue_claim(dev, I2O_CMD_UTIL_CLAIM, I2O_CLAIM_PRIMARY);
         if (!rc)
-                pr_debug("i2o: claim of device %d succeded\n",
+                pr_debug("i2o: claim of device %d succeeded\n",
                          dev->lct_data.tid);
         else
                 pr_debug("i2o: claim of device %d failed %d\n",
@@ -110,7 +110,7 @@ int i2o_device_claim_release(struct i2o_device *dev)
         }
 
         if (!rc)
-                pr_debug("i2o: claim release of device %d succeded\n",
+                pr_debug("i2o: claim release of device %d succeeded\n",
                          dev->lct_data.tid);
         else
                 pr_debug("i2o: claim release of device %d failed %d\n",
@@ -248,7 +248,7 @@ static int i2o_device_add(struct i2o_controller *c, i2o_lct_entry *entry)
                         goto unreg_dev;
         }
 
-        /* create user entries refering to this device */
+        /* create user entries referring to this device */
         list_for_each_entry(tmp, &c->devices, list)
             if ((tmp->lct_data.user_tid == i2o_dev->lct_data.tid)
                 && (tmp != i2o_dev)) {
@@ -267,7 +267,7 @@ static int i2o_device_add(struct i2o_controller *c, i2o_lct_entry *entry)
                         goto rmlink1;
         }
 
-        /* create parent entries refering to this device */
+        /* create parent entries referring to this device */
         list_for_each_entry(tmp, &c->devices, list)
             if ((tmp->lct_data.parent_tid == i2o_dev->lct_data.tid)
                 && (tmp != i2o_dev)) {
diff --git a/drivers/message/i2o/driver.c b/drivers/message/i2o/driver.c
index a0421efe04ca..8a5b2d8f4daf 100644
--- a/drivers/message/i2o/driver.c
+++ b/drivers/message/i2o/driver.c
@@ -84,7 +84,8 @@ int i2o_driver_register(struct i2o_driver *drv)
         osm_debug("Register driver %s\n", drv->name);
 
         if (drv->event) {
-                drv->event_queue = create_workqueue(drv->name);
+                drv->event_queue = alloc_workqueue(drv->name,
+                                                   WQ_MEM_RECLAIM, 1);
                 if (!drv->event_queue) {
                         osm_err("Could not initialize event queue for driver "
                                 "%s\n", drv->name);
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c
index f0f1e667000f..4796bbf0ae4e 100644
--- a/drivers/message/i2o/i2o_block.c
+++ b/drivers/message/i2o/i2o_block.c
@@ -53,7 +53,7 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/i2o.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
 
 #include <linux/mempool.h>
 
@@ -69,6 +69,7 @@
 #define OSM_VERSION     "1.325"
 #define OSM_DESCRIPTION "I2O Block Device OSM"
 
+static DEFINE_MUTEX(i2o_block_mutex);
 static struct i2o_driver i2o_block_driver;
 
 /* global Block OSM request mempool */
@@ -308,7 +309,7 @@ static inline void i2o_block_request_free(struct i2o_block_request *ireq)
  *      @ireq: I2O block request
  *      @mptr: message body pointer
  *
- *      Builds the SG list and map it to be accessable by the controller.
+ *      Builds the SG list and map it to be accessible by the controller.
  *
  *      Returns 0 on failure or 1 on success.
  */
@@ -578,7 +579,7 @@ static int i2o_block_open(struct block_device *bdev, fmode_t mode)
         if (!dev->i2o_dev)
                 return -ENODEV;
 
-        lock_kernel();
+        mutex_lock(&i2o_block_mutex);
         if (dev->power > 0x1f)
                 i2o_block_device_power(dev, 0x02);
 
@@ -587,7 +588,7 @@ static int i2o_block_open(struct block_device *bdev, fmode_t mode)
         i2o_block_device_lock(dev->i2o_dev, -1);
 
         osm_debug("Ready.\n");
-        unlock_kernel();
+        mutex_unlock(&i2o_block_mutex);
 
         return 0;
 };
@@ -609,7 +610,7 @@ static int i2o_block_release(struct gendisk *disk, fmode_t mode)
 
         /*
          * This is to deail with the case of an application
-         * opening a device and then the device dissapears while
+         * opening a device and then the device disappears while
          * it's in use, and then the application tries to release
          * it.  ex: Unmounting a deleted RAID volume at reboot.
          * If we send messages, it will just cause FAILs since
@@ -618,7 +619,7 @@ static int i2o_block_release(struct gendisk *disk, fmode_t mode)
         if (!dev->i2o_dev)
                 return 0;
 
-        lock_kernel();
+        mutex_lock(&i2o_block_mutex);
         i2o_block_device_flush(dev->i2o_dev);
 
         i2o_block_device_unlock(dev->i2o_dev, -1);
@@ -629,7 +630,7 @@ static int i2o_block_release(struct gendisk *disk, fmode_t mode)
                 operation = 0x24;
 
         i2o_block_device_power(dev, operation);
-        unlock_kernel();
+        mutex_unlock(&i2o_block_mutex);
 
         return 0;
 }
@@ -664,7 +665,7 @@ static int i2o_block_ioctl(struct block_device *bdev, fmode_t mode,
         if (!capable(CAP_SYS_ADMIN))
                 return -EPERM;
 
-        lock_kernel();
+        mutex_lock(&i2o_block_mutex);
         switch (cmd) {
         case BLKI2OGRSTRAT:
                 ret = put_user(dev->rcache, (int __user *)arg);
@@ -688,33 +689,35 @@ static int i2o_block_ioctl(struct block_device *bdev, fmode_t mode,
                 ret = 0;
                 break;
         }
-        unlock_kernel();
+        mutex_unlock(&i2o_block_mutex);
 
         return ret;
 };
 
 /**
- *      i2o_block_media_changed - Have we seen a media change?
+ *      i2o_block_check_events - Have we seen a media change?
  *      @disk: gendisk which should be verified
+ *      @clearing: events being cleared
  *
  *      Verifies if the media has changed.
  *
  *      Returns 1 if the media was changed or 0 otherwise.
  */
-static int i2o_block_media_changed(struct gendisk *disk)
+static unsigned int i2o_block_check_events(struct gendisk *disk,
+                                           unsigned int clearing)
 {
         struct i2o_block_device *p = disk->private_data;
 
         if (p->media_change_flag) {
                 p->media_change_flag = 0;
-                return 1;
+                return DISK_EVENT_MEDIA_CHANGE;
         }
         return 0;
 }
 
 /**
  *      i2o_block_transfer - Transfer a request to/from the I2O controller
- *      @req: the request which should be transfered
+ *      @req: the request which should be transferred
  *
  *      This function converts the request into a I2O message. The necessary
  *      DMA buffers are allocated and after everything is setup post the message
@@ -894,11 +897,7 @@ static void i2o_block_request_fn(struct request_queue *q)
 {
         struct request *req;
 
-        while (!blk_queue_plugged(q)) {
-                req = blk_peek_request(q);
-                if (!req)
-                        break;
-
+        while ((req = blk_peek_request(q)) != NULL) {
                 if (req->cmd_type == REQ_TYPE_FS) {
                         struct i2o_block_delayed_request *dreq;
                         struct i2o_block_request *ireq = req->special;
@@ -949,7 +948,7 @@ static const struct block_device_operations i2o_block_fops = {
         .ioctl = i2o_block_ioctl,
         .compat_ioctl = i2o_block_ioctl,
         .getgeo = i2o_block_getgeo,
-        .media_changed = i2o_block_media_changed
+        .check_events = i2o_block_check_events,
 };
 
 /**
diff --git a/drivers/message/i2o/i2o_block.h b/drivers/message/i2o/i2o_block.h
index 67f921b4419b..cf8873cbca3f 100644
--- a/drivers/message/i2o/i2o_block.h
+++ b/drivers/message/i2o/i2o_block.h
@@ -73,7 +73,7 @@ struct i2o_block_device {
         struct i2o_device *i2o_dev;     /* pointer to I2O device */
         struct gendisk *gd;
         spinlock_t lock;        /* queue lock */
-        struct list_head open_queue;    /* list of transfered, but unfinished
+        struct list_head open_queue;    /* list of transferred, but unfinished
                                            requests */
         unsigned int open_queue_depth;  /* number of requests in the queue */
 
diff --git a/drivers/message/i2o/i2o_config.c b/drivers/message/i2o/i2o_config.c
index 068ba0785bb4..098de2b35784 100644
--- a/drivers/message/i2o/i2o_config.c
+++ b/drivers/message/i2o/i2o_config.c
@@ -31,7 +31,7 @@
  */
 
 #include <linux/miscdevice.h>
-#include <linux/smp_lock.h>
+#include <linux/mutex.h>
 #include <linux/compat.h>
 #include <linux/slab.h>
 
@@ -41,6 +41,7 @@
 
 #define SG_TABLESIZE            30
 
+static DEFINE_MUTEX(i2o_cfg_mutex);
 static long i2o_cfg_ioctl(struct file *, unsigned int, unsigned long);
 
 static spinlock_t i2o_config_lock;
@@ -741,7 +742,7 @@ static long i2o_cfg_compat_ioctl(struct file *file, unsigned cmd,
                                  unsigned long arg)
 {
         int ret;
-        lock_kernel();
+        mutex_lock(&i2o_cfg_mutex);
         switch (cmd) {
         case I2OGETIOPS:
                 ret = i2o_cfg_ioctl(file, cmd, arg);
@@ -753,7 +754,7 @@ static long i2o_cfg_compat_ioctl(struct file *file, unsigned cmd,
                 ret = -ENOIOCTLCMD;
                 break;
         }
-        unlock_kernel();
+        mutex_unlock(&i2o_cfg_mutex);
         return ret;
 }
 
@@ -981,7 +982,7 @@ static long i2o_cfg_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
 {
         int ret;
 
-        lock_kernel();
+        mutex_lock(&i2o_cfg_mutex);
         switch (cmd) {
         case I2OGETIOPS:
                 ret = i2o_cfg_getiops(arg);
@@ -1037,21 +1038,20 @@ static long i2o_cfg_ioctl(struct file *fp, unsigned int cmd, unsigned long arg)
                 osm_debug("unknown ioctl called!\n");
                 ret = -EINVAL;
         }
-        unlock_kernel();
+        mutex_unlock(&i2o_cfg_mutex);
         return ret;
 }
 
 static int cfg_open(struct inode *inode, struct file *file)
 {
-        struct i2o_cfg_info *tmp =
-            (struct i2o_cfg_info *)kmalloc(sizeof(struct i2o_cfg_info),
+        struct i2o_cfg_info *tmp = kmalloc(sizeof(struct i2o_cfg_info),
                                            GFP_KERNEL);
         unsigned long flags;
 
         if (!tmp)
                 return -ENOMEM;
 
-        lock_kernel();
+        mutex_lock(&i2o_cfg_mutex);
         file->private_data = (void *)(i2o_cfg_info_id++);
         tmp->fp = file;
         tmp->fasync = NULL;
@@ -1065,7 +1065,7 @@ static int cfg_open(struct inode *inode, struct file *file)
         spin_lock_irqsave(&i2o_config_lock, flags);
         open_files = tmp;
         spin_unlock_irqrestore(&i2o_config_lock, flags);
-        unlock_kernel();
+        mutex_unlock(&i2o_cfg_mutex);
 
         return 0;
 }
@@ -1076,14 +1076,14 @@ static int cfg_fasync(int fd, struct file *fp, int on)
         struct i2o_cfg_info *p;
         int ret = -EBADF;
 
-        lock_kernel();
+        mutex_lock(&i2o_cfg_mutex);
         for (p = open_files; p; p = p->next)
                 if (p->q_id == id)
                         break;
 
         if (p)
                 ret = fasync_helper(fd, fp, on, &p->fasync);
-        unlock_kernel();
+        mutex_unlock(&i2o_cfg_mutex);
         return ret;
 }
 
@@ -1093,7 +1093,7 @@ static int cfg_release(struct inode *inode, struct file *file)
         struct i2o_cfg_info *p, **q;
         unsigned long flags;
 
-        lock_kernel();
+        mutex_lock(&i2o_cfg_mutex);
         spin_lock_irqsave(&i2o_config_lock, flags);
         for (q = &open_files; (p = *q) != NULL; q = &p->next) {
                 if (p->q_id == id) {
@@ -1103,7 +1103,7 @@ static int cfg_release(struct inode *inode, struct file *file)
                 }
         }
         spin_unlock_irqrestore(&i2o_config_lock, flags);
-        unlock_kernel();
+        mutex_unlock(&i2o_cfg_mutex);
 
         return 0;
 }
diff --git a/drivers/message/i2o/i2o_scsi.c b/drivers/message/i2o/i2o_scsi.c
index ea6b2197da8a..74fbe56321ff 100644
--- a/drivers/message/i2o/i2o_scsi.c
+++ b/drivers/message/i2o/i2o_scsi.c
@@ -204,7 +204,7 @@ static int i2o_scsi_remove(struct device *dev)
  *      i2o_scsi_probe - verify if dev is a I2O SCSI device and install it
  *      @dev: device to verify if it is a I2O SCSI device
  *
- *      Retrieve channel, id and lun for I2O device. If everthing goes well
+ *      Retrieve channel, id and lun for I2O device. If everything goes well
  *      register the I2O device as SCSI device on the I2O SCSI controller.
  *
  *      Returns 0 on success or negative error code on failure.
@@ -361,7 +361,7 @@ static int i2o_scsi_reply(struct i2o_controller *c, u32 m,
          */
         error = le32_to_cpu(msg->body[0]);
 
-        osm_debug("Completed %ld\n", cmd->serial_number);
+        osm_debug("Completed %0x%p\n", cmd);
 
         cmd->result = error & 0xff;
         /*
@@ -506,7 +506,7 @@ static struct i2o_driver i2o_scsi_driver = {
  *      Locks: takes the controller lock on error path only
  */
 
-static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt,
+static int i2o_scsi_queuecommand_lck(struct scsi_cmnd *SCpnt,
                                  void (*done) (struct scsi_cmnd *))
 {
         struct i2o_controller *c;
@@ -678,7 +678,7 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt,
         /* Queue the message */
         i2o_msg_post(c, msg);
 
-        osm_debug("Issued %ld\n", SCpnt->serial_number);
+        osm_debug("Issued %0x%p\n", SCpnt);
 
         return 0;
 
@@ -688,7 +688,9 @@ static int i2o_scsi_queuecommand(struct scsi_cmnd *SCpnt,
 
       exit:
         return rc;
-};
+}
+
+static DEF_SCSI_QCMD(i2o_scsi_queuecommand)
 
 /**
  *      i2o_scsi_abort - abort a running command