[PATCH] scsi: fix lockdep warning

From: Yinghai Lu
Date: Sat Mar 20 2010 - 03:19:07 EST



with qlogic and emulex card etc.

Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>

---
drivers/base/attribute_container.c | 1 +
drivers/scsi/lpfc/lpfc_attr.c | 3 +++
drivers/scsi/scsi_sysfs.c | 15 ++++++++++++---
3 files changed, 16 insertions(+), 3 deletions(-)

Index: linux-2.6/drivers/scsi/lpfc/lpfc_attr.c
===================================================================
--- linux-2.6.orig/drivers/scsi/lpfc/lpfc_attr.c
+++ linux-2.6/drivers/scsi/lpfc/lpfc_attr.c
@@ -3780,6 +3780,7 @@ lpfc_alloc_sysfs_attr(struct lpfc_vport
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
int error;

+ sysfs_bin_attr_init(&sysfs_drvr_stat_data_attr);
error = sysfs_create_bin_file(&shost->shost_dev.kobj,
&sysfs_drvr_stat_data_attr);

@@ -3787,11 +3788,13 @@ lpfc_alloc_sysfs_attr(struct lpfc_vport
if (error || vport->port_type == LPFC_NPIV_PORT)
goto out;

+ sysfs_bin_attr_init(&sysfs_ctlreg_attr);
error = sysfs_create_bin_file(&shost->shost_dev.kobj,
&sysfs_ctlreg_attr);
if (error)
goto out_remove_stat_attr;

+ sysfs_bin_attr_init(&sysfs_mbox_attr);
error = sysfs_create_bin_file(&shost->shost_dev.kobj,
&sysfs_mbox_attr);
if (error)
Index: linux-2.6/drivers/scsi/scsi_sysfs.c
===================================================================
--- linux-2.6.orig/drivers/scsi/scsi_sysfs.c
+++ linux-2.6/drivers/scsi/scsi_sysfs.c
@@ -907,20 +907,27 @@ int scsi_sysfs_add_sdev(struct scsi_devi

/* create queue files, which may be writable, depending on the host */
if (sdev->host->hostt->change_queue_depth) {
+ sysfs_bin_attr_init(&sdev_attr_queue_depth_rw);
error = device_create_file(&sdev->sdev_gendev,
&sdev_attr_queue_depth_rw);
+ sysfs_bin_attr_init(&sdev_attr_queue_ramp_up_period);
error = device_create_file(&sdev->sdev_gendev,
&sdev_attr_queue_ramp_up_period);
}
- else
+ else {
+ sysfs_bin_attr_init(&dev_attr_queue_depth);
error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_depth);
+ }
if (error)
return error;

- if (sdev->host->hostt->change_queue_type)
+ if (sdev->host->hostt->change_queue_type) {
+ sysfs_bin_attr_init(&sdev_attr_queue_type_rw);
error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_type_rw);
- else
+ } else {
+ sysfs_bin_attr_init(&dev_attr_queue_type);
error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_type);
+ }
if (error)
return error;

@@ -935,6 +942,7 @@ int scsi_sysfs_add_sdev(struct scsi_devi
/* add additional host specific attributes */
if (sdev->host->hostt->sdev_attrs) {
for (i = 0; sdev->host->hostt->sdev_attrs[i]; i++) {
+ sysfs_bin_attr_init(sdev->host->hostt->sdev_attrs[i]);
error = device_create_file(&sdev->sdev_gendev,
sdev->host->hostt->sdev_attrs[i]);
if (error)
@@ -1060,6 +1068,7 @@ int scsi_sysfs_add_host(struct Scsi_Host
/* add host specific attributes */
if (shost->hostt->shost_attrs) {
for (i = 0; shost->hostt->shost_attrs[i]; i++) {
+ sysfs_bin_attr_init(shost->hostt->shost_attrs[i]);
error = device_create_file(&shost->shost_dev,
shost->hostt->shost_attrs[i]);
if (error)
Index: linux-2.6/drivers/base/attribute_container.c
===================================================================
--- linux-2.6.orig/drivers/base/attribute_container.c
+++ linux-2.6/drivers/base/attribute_container.c
@@ -328,6 +328,7 @@ attribute_container_add_attrs(struct dev
return sysfs_create_group(&classdev->kobj, cont->grp);

for (i = 0; attrs[i]; i++) {
+ sysfs_bin_attr_init(attrs[i]);
error = device_create_file(classdev, attrs[i]);
if (error)
return error;
--
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