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authorBodo Stroesser <bstroesser@ts.fujitsu.com>2020-04-27 17:08:21 +0200
committerMartin K. Petersen <martin.petersen@oracle.com>2020-05-07 22:39:18 -0400
commit4703b6252b338eb312ba61c5129d872cfe58759f (patch)
treecf3f2d1d0a882d43b4ad1b83902802738ddcbd4b /drivers/target
parent9299941716a3082e5335fe751ce433cdb62b26d0 (diff)
scsi: target: tcmu: Add attributes enforce_pr_isids and force_pr_aptpl
tcmu has not set TRANSPORT_FLAG_PASSTHROUGH_PGR. Therefore the in-core pr emulation is active by default, but there are some attributes for configuration missing. Add them. Link: https://lore.kernel.org/r/20200427150823.15350-3-bstroesser@ts.fujitsu.com Reviewed-by: Mike Christie <mchristi@redhat.com> Signed-off-by: Bodo Stroesser <bstroesser@ts.fujitsu.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/target_core_configfs.c11
-rw-r--r--drivers/target/target_core_user.c19
2 files changed, 20 insertions, 10 deletions
diff --git a/drivers/target/target_core_configfs.c b/drivers/target/target_core_configfs.c
index d8589bb39c53..efa92d836946 100644
--- a/drivers/target/target_core_configfs.c
+++ b/drivers/target/target_core_configfs.c
@@ -1210,6 +1210,17 @@ struct configfs_attribute *passthrough_attrib_attrs[] = {
};
EXPORT_SYMBOL(passthrough_attrib_attrs);
+/*
+ * pr related dev_attrib attributes for devices passing through CDBs,
+ * but allowing in core pr emulation.
+ */
+struct configfs_attribute *passthrough_pr_attrib_attrs[] = {
+ &attr_enforce_pr_isids,
+ &attr_force_pr_aptpl,
+ NULL,
+};
+EXPORT_SYMBOL(passthrough_pr_attrib_attrs);
+
TB_CIT_SETUP_DRV(dev_attrib, NULL, NULL);
TB_CIT_SETUP_DRV(dev_action, NULL, NULL);
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 0b9dfa6b17bc..4b190d600d2f 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -2752,12 +2752,12 @@ static int __init tcmu_module_init(void)
goto out_unreg_device;
}
- for (i = 0; passthrough_attrib_attrs[i] != NULL; i++) {
+ for (i = 0; passthrough_attrib_attrs[i] != NULL; i++)
len += sizeof(struct configfs_attribute *);
- }
- for (i = 0; tcmu_attrib_attrs[i] != NULL; i++) {
+ for (i = 0; passthrough_pr_attrib_attrs[i] != NULL; i++)
+ len += sizeof(struct configfs_attribute *);
+ for (i = 0; tcmu_attrib_attrs[i] != NULL; i++)
len += sizeof(struct configfs_attribute *);
- }
len += sizeof(struct configfs_attribute *);
tcmu_attrs = kzalloc(len, GFP_KERNEL);
@@ -2766,13 +2766,12 @@ static int __init tcmu_module_init(void)
goto out_unreg_genl;
}
- for (i = 0; passthrough_attrib_attrs[i] != NULL; i++) {
+ for (i = 0; passthrough_attrib_attrs[i] != NULL; i++)
tcmu_attrs[i] = passthrough_attrib_attrs[i];
- }
- for (k = 0; tcmu_attrib_attrs[k] != NULL; k++) {
- tcmu_attrs[i] = tcmu_attrib_attrs[k];
- i++;
- }
+ for (k = 0; passthrough_pr_attrib_attrs[k] != NULL; k++)
+ tcmu_attrs[i++] = passthrough_pr_attrib_attrs[k];
+ for (k = 0; tcmu_attrib_attrs[k] != NULL; k++)
+ tcmu_attrs[i++] = tcmu_attrib_attrs[k];
tcmu_ops.tb_dev_attrib_attrs = tcmu_attrs;
ret = transport_backend_register(&tcmu_ops);