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authorMike Christie <mchristi@redhat.com>2018-07-23 14:07:45 -0500
committerMartin K. Petersen <martin.petersen@oracle.com>2018-07-30 23:17:53 -0400
commitcb0f32e12cded06e12ff19104eaf90c6f8310558 (patch)
tree132ce615f2e4130c54d6d12d6269c59d64264cce /drivers/target
parentff07e4a414d963d5b1ee1446f05a451e591256de (diff)
downloadlinux-cb0f32e12cded06e12ff19104eaf90c6f8310558.tar.gz
scsi: target: add helper to check if dev is configured
This just adds a helper function to check if a device is configured and it converts the target users to use it. The next patch will add a backend module user so those types of modules do not have to know the lio core details. Signed-off-by: Mike Christie <mchristi@redhat.com> Reviewed-by: Xiubo Li <xiubli@redhat.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_configfs.c8
-rw-r--r--drivers/target/target_core_device.c6
-rw-r--r--drivers/target/target_core_fabric_configfs.c3
3 files changed, 9 insertions, 8 deletions
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index 93d3ff34b614..f6b1549f4142 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -810,7 +810,7 @@ static ssize_t pi_prot_type_store(struct config_item *item,
dev->transport->name);
return -ENOSYS;
}
- if (!(dev->dev_flags & DF_CONFIGURED)) {
+ if (!target_dev_configured(dev)) {
pr_err("DIF protection requires device to be configured\n");
return -ENODEV;
}
@@ -859,7 +859,7 @@ static ssize_t pi_prot_format_store(struct config_item *item,
dev->transport->name);
return -ENOSYS;
}
- if (!(dev->dev_flags & DF_CONFIGURED)) {
+ if (!target_dev_configured(dev)) {
pr_err("DIF protection format requires device to be configured\n");
return -ENODEV;
}
@@ -1948,7 +1948,7 @@ static ssize_t target_dev_enable_show(struct config_item *item, char *page)
{
struct se_device *dev = to_device(item);
- return snprintf(page, PAGE_SIZE, "%d\n", !!(dev->dev_flags & DF_CONFIGURED));
+ return snprintf(page, PAGE_SIZE, "%d\n", target_dev_configured(dev));
}
static ssize_t target_dev_enable_store(struct config_item *item,
@@ -2473,7 +2473,7 @@ static ssize_t target_tg_pt_gp_alua_access_state_store(struct config_item *item,
" tg_pt_gp ID: %hu\n", tg_pt_gp->tg_pt_gp_valid_id);
return -EINVAL;
}
- if (!(dev->dev_flags & DF_CONFIGURED)) {
+ if (!target_dev_configured(dev)) {
pr_err("Unable to set alua_access_state while device is"
" not configured\n");
return -ENODEV;
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 73675eec740d..47b5ef153135 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -900,7 +900,7 @@ static int target_devices_idr_iter(int id, void *p, void *data)
* to allow other callers to access partially setup devices,
* so we skip them here.
*/
- if (!(dev->dev_flags & DF_CONFIGURED))
+ if (!target_dev_configured(dev))
return 0;
iter->prev_item = config_item_get_unless_zero(&dev->dev_group.cg_item);
@@ -940,7 +940,7 @@ int target_configure_device(struct se_device *dev)
struct se_hba *hba = dev->se_hba;
int ret, id;
- if (dev->dev_flags & DF_CONFIGURED) {
+ if (target_dev_configured(dev)) {
pr_err("se_dev->se_dev_ptr already set for storage"
" object\n");
return -EEXIST;
@@ -1045,7 +1045,7 @@ void target_free_device(struct se_device *dev)
WARN_ON(!list_empty(&dev->dev_sep_list));
- if (dev->dev_flags & DF_CONFIGURED) {
+ if (target_dev_configured(dev)) {
destroy_workqueue(dev->tmr_wq);
dev->transport->destroy_device(dev);
diff --git a/drivers/target/target_core_fabric_configfs.c b/drivers/target/target_core_fabric_configfs.c
index 1fa436e865f9..aa2f4f632ebe 100644
--- a/drivers/target/target_core_fabric_configfs.c
+++ b/drivers/target/target_core_fabric_configfs.c
@@ -34,6 +34,7 @@
#include <linux/configfs.h>
#include <target/target_core_base.h>
+#include <target/target_core_backend.h>
#include <target/target_core_fabric.h>
#include "target_core_internal.h"
@@ -642,7 +643,7 @@ static int target_fabric_port_link(
}
dev = container_of(to_config_group(se_dev_ci), struct se_device, dev_group);
- if (!(dev->dev_flags & DF_CONFIGURED)) {
+ if (!target_dev_configured(dev)) {
pr_err("se_device not configured yet, cannot port link\n");
return -ENODEV;
}