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authorDave Kleikamp <shaggy@austin.ibm.com>2005-06-20 08:44:00 -0500
committerDave Kleikamp <shaggy@austin.ibm.com>2005-06-20 08:44:00 -0500
commitd039ba24f135147f60a13bcaa768189a5b773b6e (patch)
tree444b7596ab8312b5954d15c3135052a7c09c6fbe /drivers/scsi/mesh.c
parent72e3148a6e987974e3e949c5668e5ca812d7c818 (diff)
parent8b22c249e7de453961e4d253b19fc2a0bdd65d53 (diff)
Merge with /home/shaggy/git/linus-clean/
Diffstat (limited to 'drivers/scsi/mesh.c')
-rw-r--r--drivers/scsi/mesh.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/scsi/mesh.c b/drivers/scsi/mesh.c
index f6da46d672f..b05737ae5ef 100644
--- a/drivers/scsi/mesh.c
+++ b/drivers/scsi/mesh.c
@@ -1715,9 +1715,12 @@ static int mesh_host_reset(struct scsi_cmnd *cmd)
struct mesh_state *ms = (struct mesh_state *) cmd->device->host->hostdata;
volatile struct mesh_regs __iomem *mr = ms->mesh;
volatile struct dbdma_regs __iomem *md = ms->dma;
+ unsigned long flags;
printk(KERN_DEBUG "mesh_host_reset\n");
+ spin_lock_irqsave(ms->host->host_lock, flags);
+
/* Reset the controller & dbdma channel */
out_le32(&md->control, (RUN|PAUSE|FLUSH|WAKE) << 16); /* stop dma */
out_8(&mr->exception, 0xff); /* clear all exception bits */
@@ -1739,6 +1742,7 @@ static int mesh_host_reset(struct scsi_cmnd *cmd)
/* Complete pending commands */
handle_reset(ms);
+ spin_unlock_irqrestore(ms->host->host_lock, flags);
return SUCCESS;
}