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path: root/drivers/scsi/eata.c
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Diffstat (limited to 'drivers/scsi/eata.c')
-rw-r--r--drivers/scsi/eata.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/scsi/eata.c b/drivers/scsi/eata.c
index 8394529ba552..1bb8727eea3e 100644
--- a/drivers/scsi/eata.c
+++ b/drivers/scsi/eata.c
@@ -1948,16 +1948,20 @@ static int eata2x_eh_host_reset(struct scsi_cmnd *SCarg)
ha->board_name, SCarg->device->channel, SCarg->device->id,
SCarg->device->lun, SCarg->pid);
+ spin_lock_irq(shost->host_lock);
+
if (SCarg->host_scribble == NULL)
printk("%s: reset, pid %ld inactive.\n", ha->board_name, SCarg->pid);
if (ha->in_reset) {
printk("%s: reset, exit, already in reset.\n", ha->board_name);
+ spin_unlock_irq(shost->host_lock);
return FAILED;
}
if (wait_on_busy(shost->io_port, MAXLOOP)) {
printk("%s: reset, exit, timeout error.\n", ha->board_name);
+ spin_unlock_irq(shost->host_lock);
return FAILED;
}
@@ -2012,6 +2016,7 @@ static int eata2x_eh_host_reset(struct scsi_cmnd *SCarg)
if (do_dma(shost->io_port, 0, RESET_PIO)) {
printk("%s: reset, cannot reset, timeout error.\n", ha->board_name);
+ spin_unlock_irq(shost->host_lock);
return FAILED;
}
@@ -2024,9 +2029,12 @@ static int eata2x_eh_host_reset(struct scsi_cmnd *SCarg)
ha->in_reset = 1;
spin_unlock_irq(shost->host_lock);
+
+ /* FIXME: use a sleep instead */
time = jiffies;
while ((jiffies - time) < (10 * HZ) && limit++ < 200000)
udelay(100L);
+
spin_lock_irq(shost->host_lock);
printk("%s: reset, interrupts disabled, loops %d.\n", ha->board_name, limit);
@@ -2076,6 +2084,7 @@ static int eata2x_eh_host_reset(struct scsi_cmnd *SCarg)
else
printk("%s: reset, exit.\n", ha->board_name);
+ spin_unlock_irq(shost->host_lock);
return SUCCESS;
}