Currently ipr always returns success from eh_dev_reset when
called for a SATA device. If ata_do_eh is unable to recover
for some reason, this can result in commands that are still
outstanding when ata_do_eh returns. Change ipr to verify no
commands are outstanding before returning success.
Signed-off-by: Brian King <brking@xxxxxxxxxxxxxxxxxx>
---
linux-2.6-bjking1/drivers/scsi/ipr.c | 7 +++++++
1 files changed, 7 insertions(+)
diff -puN drivers/scsi/ipr.c~ipr_sata_dev_reset_fixup drivers/scsi/ipr.c
--- linux-2.6/drivers/scsi/ipr.c~ipr_sata_dev_reset_fixup 2007-04-18 12:45:07.000000000 -0500
+++ linux-2.6-bjking1/drivers/scsi/ipr.c 2007-04-18 12:46:11.000000000 -0500
@@ -3869,6 +3869,13 @@ static int __ipr_eh_dev_reset(struct scs
spin_unlock_irq(scsi_cmd->device->host->host_lock);
ata_do_eh(ap, NULL, NULL, ipr_sata_reset, NULL);
spin_lock_irq(scsi_cmd->device->host->host_lock);
+
+ list_for_each_entry(ipr_cmd, &ioa_cfg->pending_q, queue) {
+ if (ipr_cmd->ioarcb.res_handle == res->cfgte.res_handle) {
+ rc = -EIO;
+ break;
+ }
+ }
} else
rc = ipr_device_reset(ioa_cfg, res);
res->resetting_device = 0;
_
-
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