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Diffstat (limited to 'drivers/ata')
-rw-r--r--drivers/ata/libata-eh.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index e16850e8d2f8..073b88156b3c 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -589,9 +589,14 @@ void ata_scsi_error(struct Scsi_Host *host)
struct ata_port *ap = ata_shost_to_port(host);
int i;
unsigned long flags;
+ LIST_HEAD(eh_work_q);
DPRINTK("ENTER\n");
+ spin_lock_irqsave(host->host_lock, flags);
+ list_splice_init(&host->eh_cmd_q, &eh_work_q);
+ spin_unlock_irqrestore(host->host_lock, flags);
+
/* make sure sff pio task is not running */
ata_sff_flush_pio_task(ap);
@@ -627,7 +632,7 @@ void ata_scsi_error(struct Scsi_Host *host)
if (ap->ops->lost_interrupt)
ap->ops->lost_interrupt(ap);
- list_for_each_entry_safe(scmd, tmp, &host->eh_cmd_q, eh_entry) {
+ list_for_each_entry_safe(scmd, tmp, &eh_work_q, eh_entry) {
struct ata_queued_cmd *qc;
for (i = 0; i < ATA_MAX_QUEUE; i++) {
@@ -762,7 +767,7 @@ void ata_scsi_error(struct Scsi_Host *host)
}
/* finish or retry handled scmd's and clean up */
- WARN_ON(host->host_failed || !list_empty(&host->eh_cmd_q));
+ WARN_ON(host->host_failed || !list_empty(&eh_work_q));
scsi_eh_flush_done_q(&ap->eh_done_q);