Merge branch 'master' of /home/trondmy/kernel/linux-2.6/

Conflicts:

	fs/nfs/inode.c
	fs/super.c

Fix conflicts between patch 'NFS: Split fs/nfs/inode.c' and patch
'VFS: Permit filesystem to override root dentry on mount'

1 files changed, 24 insertions, 15 deletions

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 1c75646..6a7a60f 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -26,13 +26,13 @@
 #include <linux/delay.h>
 
 #include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_dbg.h>
 #include <scsi/scsi_device.h>
 #include <scsi/scsi_eh.h>
 #include <scsi/scsi_transport.h>
 #include <scsi/scsi_host.h>
 #include <scsi/scsi_ioctl.h>
-#include <scsi/scsi_request.h>
 
 #include "scsi_priv.h"
 #include "scsi_logging.h"
@@ -58,6 +58,28 @@ void scsi_eh_wakeup(struct Scsi_Host *shost)
 }
 
 /**
+ * scsi_schedule_eh - schedule EH for SCSI host
+ * @shost:	SCSI host to invoke error handling on.
+ *
+ * Schedule SCSI EH without scmd.
+ **/
+void scsi_schedule_eh(struct Scsi_Host *shost)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(shost->host_lock, flags);
+
+	if (scsi_host_set_state(shost, SHOST_RECOVERY) == 0 ||
+	    scsi_host_set_state(shost, SHOST_CANCEL_RECOVERY) == 0) {
+		shost->host_eh_scheduled++;
+		scsi_eh_wakeup(shost);
+	}
+
+	spin_unlock_irqrestore(shost->host_lock, flags);
+}
+EXPORT_SYMBOL_GPL(scsi_schedule_eh);
+
+/**
  * scsi_eh_scmd_add - add scsi cmd to error handling.
  * @scmd:	scmd to run eh on.
  * @eh_flag:	optional SCSI_EH flag.
@@ -452,7 +474,6 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, int timeout)
 			(sdev->lun << 5 & 0xe0);
 
 	shost->eh_action = &done;
-	scmd->request->rq_status = RQ_SCSI_BUSY;
 
 	spin_lock_irqsave(shost->host_lock, flags);
 	scsi_log_send(scmd);
@@ -461,7 +482,6 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, int timeout)
 
 	timeleft = wait_for_completion_timeout(&done, timeout);
 
-	scmd->request->rq_status = RQ_SCSI_DONE;
 	shost->eh_action = NULL;
 
 	scsi_log_completion(scmd, SUCCESS);
@@ -1517,7 +1537,7 @@ int scsi_error_handler(void *data)
 	 */
 	set_current_state(TASK_INTERRUPTIBLE);
 	while (!kthread_should_stop()) {
-		if (shost->host_failed == 0 ||
+		if ((shost->host_failed == 0 && shost->host_eh_scheduled == 0) ||
 		    shost->host_failed != shost->host_busy) {
 			SCSI_LOG_ERROR_RECOVERY(1,
 				printk("Error handler scsi_eh_%d sleeping\n",
@@ -1657,7 +1677,6 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
 
 	scmd->request = &req;
 	memset(&scmd->eh_timeout, 0, sizeof(scmd->eh_timeout));
-	scmd->request->rq_status      	= RQ_SCSI_BUSY;
 
 	memset(&scmd->cmnd, '\0', sizeof(scmd->cmnd));
     
@@ -1671,8 +1690,6 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
 	scmd->cmd_len			= 0;
 
 	scmd->sc_data_direction		= DMA_BIDIRECTIONAL;
-	scmd->sc_request		= NULL;
-	scmd->sc_magic			= SCSI_CMND_MAGIC;
 
 	init_timer(&scmd->eh_timeout);
 
@@ -1769,14 +1786,6 @@ int scsi_normalize_sense(const u8 *sense_buffer, int sb_len,
 }
 EXPORT_SYMBOL(scsi_normalize_sense);
 
-int scsi_request_normalize_sense(struct scsi_request *sreq,
-				 struct scsi_sense_hdr *sshdr)
-{
-	return scsi_normalize_sense(sreq->sr_sense_buffer,
-			sizeof(sreq->sr_sense_buffer), sshdr);
-}
-EXPORT_SYMBOL(scsi_request_normalize_sense);
-
 int scsi_command_normalize_sense(struct scsi_cmnd *cmd,
 				 struct scsi_sense_hdr *sshdr)
 {