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-rw-r--r--drivers/ata/libata-core.c2
-rw-r--r--drivers/ata/libata-eh.c3
-rw-r--r--include/linux/libata.h1
3 files changed, 6 insertions, 0 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 9cff5c506573..6ac4f32ddcc2 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5964,6 +5964,7 @@ struct ata_port *ata_port_alloc(struct ata_host *host)
if (!ap)
return NULL;
+ ap->pflags |= ATA_PFLAG_INITIALIZING;
ap->lock = &host->lock;
ap->flags = ATA_FLAG_DISABLED;
ap->print_id = -1;
@@ -6332,6 +6333,7 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht)
ehi->action |= ATA_EH_SOFTRESET;
ehi->flags |= ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET;
+ ap->pflags &= ~ATA_PFLAG_INITIALIZING;
ap->pflags |= ATA_PFLAG_LOADING;
ata_port_schedule_eh(ap);
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 412d6049afa3..ee9bb534153a 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -551,6 +551,9 @@ void ata_port_schedule_eh(struct ata_port *ap)
{
WARN_ON(!ap->ops->error_handler);
+ if (ap->pflags & ATA_PFLAG_INITIALIZING)
+ return;
+
ap->pflags |= ATA_PFLAG_EH_PENDING;
scsi_schedule_eh(ap->scsi_host);
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 95b74ba7dbf4..90abcdc3d4ef 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -190,6 +190,7 @@ enum {
ATA_PFLAG_LOADING = (1 << 4), /* boot/loading probe */
ATA_PFLAG_UNLOADING = (1 << 5), /* module is unloading */
ATA_PFLAG_SCSI_HOTPLUG = (1 << 6), /* SCSI hotplug scheduled */
+ ATA_PFLAG_INITIALIZING = (1 << 7), /* being initialized, don't touch */
ATA_PFLAG_FLUSH_PORT_TASK = (1 << 16), /* flush port task */
ATA_PFLAG_SUSPENDED = (1 << 17), /* port is suspended (power) */