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authorJames Bottomley <James.Bottomley@HansenPartnership.com>2008-03-20 20:57:02 -0500
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2008-04-22 15:16:31 -0500
commit352f6bb422bd31a80b4a0f1c3f19b6993df2508c (patch)
treee4ed6d1754193a3babdee8a0c147fc13470be804 /drivers/scsi
parent0f4238958d28044b335644b69df6071cdb04b5ce (diff)
downloadop-kernel-dev-352f6bb422bd31a80b4a0f1c3f19b6993df2508c.zip
op-kernel-dev-352f6bb422bd31a80b4a0f1c3f19b6993df2508c.tar.gz
[SCSI] scsi_transport_spi: fix the attribute settings
We now take advantage of the mode_t return of is_valid, and also update the attributes when the target is configured. Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/scsi_transport_spi.c32
1 files changed, 8 insertions, 24 deletions
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index bc12b5d..3a26f74 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -1374,11 +1374,11 @@ static int spi_host_configure(struct transport_container *tc,
* overloads the return by setting 1<<1 if the attribute should
* be writeable */
#define TARGET_ATTRIBUTE_HELPER(name) \
- (si->f->show_##name ? 1 : 0) + \
- (si->f->set_##name ? 2 : 0)
+ (si->f->show_##name ? S_IRUGO : 0) | \
+ (si->f->set_##name ? S_IWUSR : 0)
-static int target_attribute_is_visible(struct kobject *kobj,
- struct attribute *attr, int i)
+static mode_t target_attribute_is_visible(struct kobject *kobj,
+ struct attribute *attr, int i)
{
struct device *cdev = container_of(kobj, struct device, kobj);
struct scsi_target *starget = transport_class_to_starget(cdev);
@@ -1428,7 +1428,7 @@ static int target_attribute_is_visible(struct kobject *kobj,
spi_support_ius(starget))
return TARGET_ATTRIBUTE_HELPER(hold_mcs);
else if (attr == &dev_attr_revalidate.attr)
- return 1;
+ return S_IWUSR;
return 0;
}
@@ -1462,25 +1462,9 @@ static int spi_target_configure(struct transport_container *tc,
struct device *cdev)
{
struct kobject *kobj = &cdev->kobj;
- int i;
- struct attribute *attr;
- int rc;
-
- for (i = 0; (attr = target_attributes[i]) != NULL; i++) {
- int j = target_attribute_group.is_visible(kobj, attr, i);
-
- /* FIXME: as well as returning -EEXIST, which we'd like
- * to ignore, sysfs also does a WARN_ON and dumps a trace,
- * which is bad, so temporarily, skip attributes that are
- * already visible (the revalidate one) */
- if (j && attr != &dev_attr_revalidate.attr)
- rc = sysfs_add_file_to_group(kobj, attr,
- target_attribute_group.name);
- /* and make the attribute writeable if we have a set
- * function */
- if ((j & 1))
- rc = sysfs_chmod_file(kobj, attr, attr->mode | S_IWUSR);
- }
+
+ /* force an update based on parameters read from the device */
+ sysfs_update_group(kobj, &target_attribute_group);
return 0;
}
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